./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-39.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version d790fecc
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1 --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 5d39645531c2e289d9f43a5da1a6328789e313cb06da9f811e7841e4f10030f5
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 15:29:54,238 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 15:29:54,292 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf
[2024-12-02 15:29:54,296 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 15:29:54,296 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 15:29:54,315 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 15:29:54,316 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 15:29:54,316 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 15:29:54,316 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 15:29:54,317 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 15:29:54,317 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 15:29:54,317 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 15:29:54,317 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 15:29:54,317 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 15:29:54,317 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 15:29:54,318 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 15:29:54,318 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-12-02 15:29:54,318 INFO L153 SettingsManager]: * sizeof long=4
[2024-12-02 15:29:54,318 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-12-02 15:29:54,318 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-12-02 15:29:54,318 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 15:29:54,318 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 15:29:54,318 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 15:29:54,318 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 15:29:54,318 INFO L153 SettingsManager]: * sizeof long double=12
[2024-12-02 15:29:54,319 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 15:29:54,319 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 15:29:54,319 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 15:29:54,319 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 15:29:54,319 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 15:29:54,319 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 15:29:54,319 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 15:29:54,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 15:29:54,319 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 15:29:54,319 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 15:29:54,320 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 15:29:54,320 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 15:29:54,320 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 15:29:54,320 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 15:29:54,320 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 15:29:54,320 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-12-02 15:29:54,320 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-12-02 15:29:54,320 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-12-02 15:29:54,320 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-12-02 15:29:54,320 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 15:29:54,320 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 15:29:54,321 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 15:29:54,321 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 15:29:54,321 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_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1
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 -> 5d39645531c2e289d9f43a5da1a6328789e313cb06da9f811e7841e4f10030f5
[2024-12-02 15:29:54,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 15:29:54,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 15:29:54,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 15:29:54,540 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 15:29:54,540 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 15:29:54,541 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-39.i
[2024-12-02 15:29:57,140 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/data/19bbbbc21/7fe1ed07d15b408c8956975e5b9a4407/FLAG8d6a36dce
[2024-12-02 15:29:57,366 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 15:29:57,366 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-39.i
[2024-12-02 15:29:57,372 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/data/19bbbbc21/7fe1ed07d15b408c8956975e5b9a4407/FLAG8d6a36dce
[2024-12-02 15:29:57,730 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/data/19bbbbc21/7fe1ed07d15b408c8956975e5b9a4407
[2024-12-02 15:29:57,732 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 15:29:57,733 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 15:29:57,734 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 15:29:57,734 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 15:29:57,737 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 15:29:57,737 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:29:57" (1/1) ...
[2024-12-02 15:29:57,738 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@316137ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:57, skipping insertion in model container
[2024-12-02 15:29:57,738 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:29:57" (1/1) ...
[2024-12-02 15:29:57,748 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 15:29:57,854 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_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-39.i[913,926]
[2024-12-02 15:29:57,893 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 15:29:57,902 INFO L200 MainTranslator]: Completed pre-run
[2024-12-02 15:29:57,910 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_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-39.i[913,926]
[2024-12-02 15:29:57,922 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 15:29:57,933 INFO L204 MainTranslator]: Completed translation
[2024-12-02 15:29:57,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:57 WrapperNode
[2024-12-02 15:29:57,934 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 15:29:57,934 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 15:29:57,935 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 15:29:57,935 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 15:29:57,939 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:57" (1/1) ...
[2024-12-02 15:29:57,945 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:57" (1/1) ...
[2024-12-02 15:29:57,963 INFO L138 Inliner]: procedures = 26, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 124
[2024-12-02 15:29:57,963 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 15:29:57,964 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 15:29:57,964 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 15:29:57,964 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 15:29:57,970 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:57" (1/1) ...
[2024-12-02 15:29:57,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:57" (1/1) ...
[2024-12-02 15:29:57,971 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:57" (1/1) ...
[2024-12-02 15:29:57,981 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].
[2024-12-02 15:29:57,981 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:57" (1/1) ...
[2024-12-02 15:29:57,981 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:57" (1/1) ...
[2024-12-02 15:29:57,987 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:57" (1/1) ...
[2024-12-02 15:29:57,988 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:57" (1/1) ...
[2024-12-02 15:29:57,991 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:57" (1/1) ...
[2024-12-02 15:29:57,992 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:57" (1/1) ...
[2024-12-02 15:29:57,993 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:57" (1/1) ...
[2024-12-02 15:29:57,995 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 15:29:57,996 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 15:29:57,996 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 15:29:57,996 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-12-02 15:29:57,997 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:57" (1/1) ...
[2024-12-02 15:29:58,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 15:29:58,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 15:29:58,025 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-12-02 15:29:58,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-12-02 15:29:58,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 15:29:58,049 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-12-02 15:29:58,049 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-12-02 15:29:58,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-12-02 15:29:58,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 15:29:58,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 15:29:58,107 INFO L234 CfgBuilder]: Building ICFG
[2024-12-02 15:29:58,108 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 15:29:58,293 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live.
[2024-12-02 15:29:58,293 INFO L283 CfgBuilder]: Performing block encoding
[2024-12-02 15:29:58,302 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 15:29:58,302 INFO L312 CfgBuilder]: Removed 2 assume(true) statements.
[2024-12-02 15:29:58,302 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:29:58 BoogieIcfgContainer
[2024-12-02 15:29:58,303 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 15:29:58,305 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-12-02 15:29:58,305 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-12-02 15:29:58,309 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-12-02 15:29:58,309 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:29:57" (1/3) ...
[2024-12-02 15:29:58,309 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8130bf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:29:58, skipping insertion in model container
[2024-12-02 15:29:58,309 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:57" (2/3) ...
[2024-12-02 15:29:58,310 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8130bf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:29:58, skipping insertion in model container
[2024-12-02 15:29:58,310 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:29:58" (3/3) ...
[2024-12-02 15:29:58,311 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-39.i
[2024-12-02 15:29:58,321 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-12-02 15:29:58,322 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_normal_file-39.i that has 2 procedures, 56 locations, 1 initial locations, 1 loop locations, and 1 error locations.
[2024-12-02 15:29:58,366 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-12-02 15:29:58,376 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;@46358e83, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-12-02 15:29:58,376 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-12-02 15:29:58,379 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 37 states have (on average 1.3243243243243243) internal successors, (49), 38 states have internal predecessors, (49), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16)
[2024-12-02 15:29:58,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105
[2024-12-02 15:29:58,386 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:29:58,387 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 15:29:58,387 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:29:58,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:29:58,391 INFO L85 PathProgramCache]: Analyzing trace with hash 1022214242, now seen corresponding path program 1 times
[2024-12-02 15:29:58,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:29:58,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139000464]
[2024-12-02 15:29:58,397 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:29:58,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:29:58,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:29:58,584 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked.
[2024-12-02 15:29:58,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:29:58,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139000464]
[2024-12-02 15:29:58,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139000464] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 15:29:58,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1520506190]
[2024-12-02 15:29:58,586 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:29:58,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 15:29:58,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 15:29:58,588 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 15:29:58,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-12-02 15:29:58,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:29:58,713 INFO L256 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-12-02 15:29:58,720 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 15:29:58,741 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked.
[2024-12-02 15:29:58,742 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 15:29:58,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1520506190] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:29:58,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-12-02 15:29:58,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2
[2024-12-02 15:29:58,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195646023]
[2024-12-02 15:29:58,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:29:58,747 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-12-02 15:29:58,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:29:58,760 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-12-02 15:29:58,761 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 15:29:58,763 INFO L87 Difference]: Start difference. First operand has 56 states, 37 states have (on average 1.3243243243243243) internal successors, (49), 38 states have internal predecessors, (49), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16)
[2024-12-02 15:29:58,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:29:58,782 INFO L93 Difference]: Finished difference Result 105 states and 172 transitions.
[2024-12-02 15:29:58,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-12-02 15:29:58,784 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) Word has length 104
[2024-12-02 15:29:58,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:29:58,788 INFO L225 Difference]: With dead ends: 105
[2024-12-02 15:29:58,788 INFO L226 Difference]: Without dead ends: 52
[2024-12-02 15:29:58,790 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 15:29:58,792 INFO L435 NwaCegarLoop]: 74 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, 74 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
[2024-12-02 15:29:58,793 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 15:29:58,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states.
[2024-12-02 15:29:58,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52.
[2024-12-02 15:29:58,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 34 states have (on average 1.2352941176470589) internal successors, (42), 34 states have internal predecessors, (42), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16)
[2024-12-02 15:29:58,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 74 transitions.
[2024-12-02 15:29:58,822 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 74 transitions. Word has length 104
[2024-12-02 15:29:58,822 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:29:58,822 INFO L471 AbstractCegarLoop]: Abstraction has 52 states and 74 transitions.
[2024-12-02 15:29:58,822 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16)
[2024-12-02 15:29:58,823 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 74 transitions.
[2024-12-02 15:29:58,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105
[2024-12-02 15:29:58,824 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:29:58,825 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 15:29:58,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-12-02 15:29:59,025 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0
[2024-12-02 15:29:59,025 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:29:59,026 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:29:59,026 INFO L85 PathProgramCache]: Analyzing trace with hash 860814698, now seen corresponding path program 1 times
[2024-12-02 15:29:59,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:29:59,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751261329]
[2024-12-02 15:29:59,026 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:29:59,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:29:59,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:29:59,972 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked.
[2024-12-02 15:29:59,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 15:29:59,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751261329]
[2024-12-02 15:29:59,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [751261329] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:29:59,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:29:59,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-12-02 15:29:59,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394773509]
[2024-12-02 15:29:59,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:29:59,973 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-12-02 15:29:59,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 15:29:59,974 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-12-02 15:29:59,974 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2024-12-02 15:29:59,974 INFO L87 Difference]: Start difference. First operand 52 states and 74 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16)
[2024-12-02 15:30:00,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:30:00,252 INFO L93 Difference]: Finished difference Result 121 states and 170 transitions.
[2024-12-02 15:30:00,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-12-02 15:30:00,253 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 104
[2024-12-02 15:30:00,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:30:00,254 INFO L225 Difference]: With dead ends: 121
[2024-12-02 15:30:00,254 INFO L226 Difference]: Without dead ends: 72
[2024-12-02 15:30:00,255 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30
[2024-12-02 15:30:00,255 INFO L435 NwaCegarLoop]: 66 mSDtfsCounter, 54 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2024-12-02 15:30:00,256 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 171 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2024-12-02 15:30:00,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states.
[2024-12-02 15:30:00,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 59.
[2024-12-02 15:30:00,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 41 states have (on average 1.2682926829268293) internal successors, (52), 41 states have internal predecessors, (52), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16)
[2024-12-02 15:30:00,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 84 transitions.
[2024-12-02 15:30:00,265 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 84 transitions. Word has length 104
[2024-12-02 15:30:00,266 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:30:00,266 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 84 transitions.
[2024-12-02 15:30:00,266 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16)
[2024-12-02 15:30:00,266 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions.
[2024-12-02 15:30:00,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106
[2024-12-02 15:30:00,268 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:30:00,268 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 15:30:00,268 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-12-02 15:30:00,268 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:30:00,269 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:30:00,269 INFO L85 PathProgramCache]: Analyzing trace with hash 88952805, now seen corresponding path program 1 times
[2024-12-02 15:30:00,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 15:30:00,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188967392]
[2024-12-02 15:30:00,269 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:30:00,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:30:00,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 15:30:00,324 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 15:30:00,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 15:30:00,384 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-12-02 15:30:00,384 INFO L340 BasicCegarLoop]: Counterexample is feasible
[2024-12-02 15:30:00,385 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-12-02 15:30:00,386 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-12-02 15:30:00,388 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1]
[2024-12-02 15:30:00,438 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-12-02 15:30:00,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:30:00 BoogieIcfgContainer
[2024-12-02 15:30:00,441 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-12-02 15:30:00,442 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-12-02 15:30:00,442 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-12-02 15:30:00,442 INFO L274 PluginConnector]: Witness Printer initialized
[2024-12-02 15:30:00,442 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:29:58" (3/4) ...
[2024-12-02 15:30:00,445 INFO L149 WitnessPrinter]: No result that supports witness generation found
[2024-12-02 15:30:00,445 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-12-02 15:30:00,446 INFO L158 Benchmark]: Toolchain (without parser) took 2712.94ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 54.2MB in the end (delta: 62.9MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB.
[2024-12-02 15:30:00,446 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 15:30:00,446 INFO L158 Benchmark]: CACSL2BoogieTranslator took 200.44ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 104.0MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 15:30:00,447 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.76ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 102.1MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 15:30:00,447 INFO L158 Benchmark]: Boogie Preprocessor took 31.50ms. Allocated memory is still 142.6MB. Free memory was 102.1MB in the beginning and 100.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 15:30:00,447 INFO L158 Benchmark]: RCFGBuilder took 306.92ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 84.6MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-12-02 15:30:00,447 INFO L158 Benchmark]: TraceAbstraction took 2136.49ms. Allocated memory is still 142.6MB. Free memory was 84.0MB in the beginning and 54.2MB in the end (delta: 29.8MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB.
[2024-12-02 15:30:00,448 INFO L158 Benchmark]: Witness Printer took 3.75ms. Allocated memory is still 142.6MB. Free memory was 54.2MB in the beginning and 54.2MB in the end (delta: 17.7kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 15:30:00,449 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.22ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 200.44ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 104.0MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 28.76ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 102.1MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 31.50ms. Allocated memory is still 142.6MB. Free memory was 102.1MB in the beginning and 100.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 306.92ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 84.6MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 2136.49ms. Allocated memory is still 142.6MB. Free memory was 84.0MB in the beginning and 54.2MB in the end (delta: 29.8MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB.
* Witness Printer took 3.75ms. Allocated memory is still 142.6MB. Free memory was 54.2MB in the beginning and 54.2MB in the end (delta: 17.7kB). 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 39, overapproximation of someBinaryFLOATComparisonOperation at line 75, overapproximation of someBinaryFLOATComparisonOperation at line 89, overapproximation of someBinaryFLOATComparisonOperation at line 73, overapproximation of someBinaryFLOATComparisonOperation at line 77.
Possible FailurePath:
[L21] unsigned char isInitial = 0;
[L22] signed short int var_1_1 = -5;
[L23] signed short int var_1_2 = 0;
[L24] signed short int var_1_3 = 1000;
[L25] signed short int var_1_4 = 10;
[L26] signed short int var_1_5 = 32;
[L27] signed long int var_1_6 = 5;
[L28] float var_1_7 = 1.1;
[L29] float var_1_8 = 7.8;
[L30] float var_1_9 = 1.75;
[L31] signed long int var_1_10 = 32;
[L32] unsigned char var_1_11 = 64;
[L33] signed long int var_1_12 = 1230482582;
VAL [isInitial=0, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=1000, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L93] isInitial = 1
[L94] FCALL initially()
[L96] FCALL updateLastVariables()
[L97] CALL updateVariables()
[L60] var_1_2 = __VERIFIER_nondet_short()
[L61] CALL assume_abort_if_not(var_1_2 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=1000, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=1000, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L61] RET assume_abort_if_not(var_1_2 >= 0)
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=1000, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L62] CALL assume_abort_if_not(var_1_2 <= 16383)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=1000, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=1000, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L62] RET assume_abort_if_not(var_1_2 <= 16383)
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=1000, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L63] var_1_3 = __VERIFIER_nondet_short()
[L64] CALL assume_abort_if_not(var_1_3 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L64] RET assume_abort_if_not(var_1_3 >= 0)
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L65] CALL assume_abort_if_not(var_1_3 <= 16383)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L65] RET assume_abort_if_not(var_1_3 <= 16383)
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L66] var_1_4 = __VERIFIER_nondet_short()
[L67] CALL assume_abort_if_not(var_1_4 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L67] RET assume_abort_if_not(var_1_4 >= 0)
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L68] CALL assume_abort_if_not(var_1_4 <= 16383)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L68] RET assume_abort_if_not(var_1_4 <= 16383)
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=32, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L69] var_1_5 = __VERIFIER_nondet_short()
[L70] CALL assume_abort_if_not(var_1_5 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L70] RET assume_abort_if_not(var_1_5 >= 0)
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L71] CALL assume_abort_if_not(var_1_5 <= 16383)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L71] RET assume_abort_if_not(var_1_5 <= 16383)
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5, var_1_7=11/10, var_1_8=39/5, var_1_9=7/4]
[L72] var_1_7 = __VERIFIER_nondet_float()
[L73] 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=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5, var_1_8=39/5, var_1_9=7/4]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5, var_1_8=39/5, var_1_9=7/4]
[L73] 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=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5, var_1_8=39/5, var_1_9=7/4]
[L74] var_1_8 = __VERIFIER_nondet_float()
[L75] CALL assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && 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=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5, var_1_9=7/4]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5, var_1_9=7/4]
[L75] RET assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5, var_1_9=7/4]
[L76] var_1_9 = __VERIFIER_nondet_float()
[L77] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && 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=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5]
[L77] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5]
[L78] var_1_11 = __VERIFIER_nondet_uchar()
[L79] CALL assume_abort_if_not(var_1_11 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5]
[L79] RET assume_abort_if_not(var_1_11 >= 0)
VAL [isInitial=1, var_1_10=32, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5]
[L80] CALL assume_abort_if_not(var_1_11 <= 255)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5]
[L80] RET assume_abort_if_not(var_1_11 <= 255)
VAL [isInitial=1, var_1_10=32, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5]
[L81] CALL assume_abort_if_not(var_1_11 != 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=1, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=1, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5]
[L81] RET assume_abort_if_not(var_1_11 != 0)
VAL [isInitial=1, var_1_10=32, var_1_11=1, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5]
[L82] var_1_12 = __VERIFIER_nondet_long()
[L83] CALL assume_abort_if_not(var_1_12 >= 1073741823)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=1, var_1_12=1073741823, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=1, var_1_12=1073741823, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5]
[L83] RET assume_abort_if_not(var_1_12 >= 1073741823)
VAL [isInitial=1, var_1_10=32, var_1_11=1, var_1_12=1073741823, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5]
[L84] CALL assume_abort_if_not(var_1_12 <= 2147483647)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=1, var_1_12=1073741823, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=1, var_1_12=1073741823, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5]
[L84] RET assume_abort_if_not(var_1_12 <= 2147483647)
VAL [isInitial=1, var_1_10=32, var_1_11=1, var_1_12=1073741823, var_1_1=-5, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5]
[L97] RET updateVariables()
[L98] CALL step()
[L37] var_1_1 = ((((((16) > (4)) ? (16) : (4))) + var_1_2) - (var_1_3 + ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))))
VAL [isInitial=1, var_1_10=32, var_1_11=1, var_1_12=1073741823, var_1_1=-1, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5]
[L38] COND TRUE var_1_2 >= var_1_1
VAL [isInitial=1, var_1_10=32, var_1_11=1, var_1_12=1073741823, var_1_1=-1, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=5]
[L39] COND FALSE !(((((var_1_7 + var_1_8) < 0 ) ? -(var_1_7 + var_1_8) : (var_1_7 + var_1_8))) < var_1_9)
[L42] var_1_6 = var_1_1
VAL [isInitial=1, var_1_10=32, var_1_11=1, var_1_12=1073741823, var_1_1=-1, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=-1]
[L47] EXPR var_1_4 << var_1_2
VAL [isInitial=1, var_1_10=32, var_1_11=1, var_1_12=1073741823, var_1_1=-1, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=-1]
[L47] signed long int stepLocal_1 = var_1_6 + (var_1_4 << var_1_2);
[L48] signed long int stepLocal_0 = var_1_2 - (var_1_12 - var_1_5);
VAL [isInitial=1, stepLocal_0=-1073741823, stepLocal_1=0, var_1_10=32, var_1_11=1, var_1_12=1073741823, var_1_1=-1, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=-1]
[L49] COND FALSE !(stepLocal_1 != var_1_5)
[L56] var_1_10 = var_1_2
VAL [isInitial=1, stepLocal_0=-1073741823, var_1_10=0, var_1_11=1, var_1_12=1073741823, var_1_1=-1, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=-1]
[L98] RET step()
[L99] CALL, EXPR property()
[L89] EXPR ((var_1_1 == ((signed short int) ((((((16) > (4)) ? (16) : (4))) + var_1_2) - (var_1_3 + ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))))) && ((var_1_2 >= var_1_1) ? ((((((var_1_7 + var_1_8) < 0 ) ? -(var_1_7 + var_1_8) : (var_1_7 + var_1_8))) < var_1_9) ? (var_1_6 == ((signed long int) var_1_3)) : (var_1_6 == ((signed long int) var_1_1))) : (var_1_6 == ((signed long int) var_1_4)))) && (((var_1_6 + (var_1_4 << var_1_2)) != var_1_5) ? (((var_1_3 / var_1_11) < (var_1_2 - (var_1_12 - var_1_5))) ? (var_1_10 == ((signed long int) ((((-256) < (((((var_1_4) < (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))) ? (var_1_4) : (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2)))))))) ? (-256) : (((((var_1_4) < (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))) ? (var_1_4) : (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))))))))) : (var_1_10 == ((signed long int) var_1_4))) : (var_1_10 == ((signed long int) var_1_2)))
VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=1073741823, var_1_1=-1, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=-1]
[L89-L90] return ((var_1_1 == ((signed short int) ((((((16) > (4)) ? (16) : (4))) + var_1_2) - (var_1_3 + ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))))) && ((var_1_2 >= var_1_1) ? ((((((var_1_7 + var_1_8) < 0 ) ? -(var_1_7 + var_1_8) : (var_1_7 + var_1_8))) < var_1_9) ? (var_1_6 == ((signed long int) var_1_3)) : (var_1_6 == ((signed long int) var_1_1))) : (var_1_6 == ((signed long int) var_1_4)))) && (((var_1_6 + (var_1_4 << var_1_2)) != var_1_5) ? (((var_1_3 / var_1_11) < (var_1_2 - (var_1_12 - var_1_5))) ? (var_1_10 == ((signed long int) ((((-256) < (((((var_1_4) < (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))) ? (var_1_4) : (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2)))))))) ? (-256) : (((((var_1_4) < (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))) ? (var_1_4) : (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))))))))) : (var_1_10 == ((signed long int) var_1_4))) : (var_1_10 == ((signed long int) var_1_2)))
;
[L99] RET, EXPR property()
[L99] CALL __VERIFIER_assert(property())
[L19] COND TRUE !(cond)
VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=1073741823, var_1_1=-1, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=-1]
[L19] reach_error()
VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=1073741823, var_1_1=-1, var_1_2=0, var_1_3=17, var_1_4=1, var_1_5=0, var_1_6=-1]
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 2 procedures, 56 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 3, TraceHistogramMax: 16, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 54 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 54 mSDsluCounter, 245 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 105 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 73 IncrementalHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 140 mSDtfsCounter, 73 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 111 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred in iteration=2, InterpolantAutomatonStates: 7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 13 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 417 NumberOfCodeBlocks, 417 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 309 ConstructedInterpolants, 0 QuantifiedInterpolants, 1555 SizeOfPredicates, 0 NumberOfNonLiveVariables, 240 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 1410/1440 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
[2024-12-02 15:30:00,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/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_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1 --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 5d39645531c2e289d9f43a5da1a6328789e313cb06da9f811e7841e4f10030f5
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 15:30:02,353 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 15:30:02,426 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2024-12-02 15:30:02,431 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 15:30:02,431 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 15:30:02,453 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 15:30:02,454 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 15:30:02,454 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 15:30:02,454 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 15:30:02,454 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 15:30:02,455 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 15:30:02,455 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 15:30:02,455 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 15:30:02,455 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 15:30:02,455 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 15:30:02,455 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 15:30:02,455 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-12-02 15:30:02,455 INFO L153 SettingsManager]: * sizeof long=4
[2024-12-02 15:30:02,456 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-12-02 15:30:02,456 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 15:30:02,456 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 15:30:02,456 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 15:30:02,456 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 15:30:02,456 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-12-02 15:30:02,456 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-12-02 15:30:02,456 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-12-02 15:30:02,456 INFO L153 SettingsManager]: * sizeof long double=12
[2024-12-02 15:30:02,456 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 15:30:02,456 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 15:30:02,456 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 15:30:02,457 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 15:30:02,457 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 15:30:02,457 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 15:30:02,457 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 15:30:02,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 15:30:02,457 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 15:30:02,457 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 15:30:02,457 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 15:30:02,457 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 15:30:02,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 15:30:02,457 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 15:30:02,457 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 15:30:02,458 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-12-02 15:30:02,458 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-12-02 15:30:02,458 INFO L153 SettingsManager]: * Trace refinement strategy=FOX
[2024-12-02 15:30:02,458 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-12-02 15:30:02,458 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 15:30:02,458 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 15:30:02,458 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 15:30:02,458 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 15:30:02,458 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_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1
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 -> 5d39645531c2e289d9f43a5da1a6328789e313cb06da9f811e7841e4f10030f5
[2024-12-02 15:30:02,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 15:30:02,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 15:30:02,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 15:30:02,712 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 15:30:02,712 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 15:30:02,713 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-39.i
[2024-12-02 15:30:05,412 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/data/b387d5b30/43aaa31713f5480ca488c2d145bd0967/FLAG12dbd9af7
[2024-12-02 15:30:05,594 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 15:30:05,595 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-39.i
[2024-12-02 15:30:05,602 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/data/b387d5b30/43aaa31713f5480ca488c2d145bd0967/FLAG12dbd9af7
[2024-12-02 15:30:05,961 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/data/b387d5b30/43aaa31713f5480ca488c2d145bd0967
[2024-12-02 15:30:05,963 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 15:30:05,964 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 15:30:05,965 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 15:30:05,965 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 15:30:05,968 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 15:30:05,968 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:30:05" (1/1) ...
[2024-12-02 15:30:05,969 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62db7778 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:30:05, skipping insertion in model container
[2024-12-02 15:30:05,969 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:30:05" (1/1) ...
[2024-12-02 15:30:05,981 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 15:30:06,081 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_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-39.i[913,926]
[2024-12-02 15:30:06,122 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 15:30:06,133 INFO L200 MainTranslator]: Completed pre-run
[2024-12-02 15:30:06,141 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_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-39.i[913,926]
[2024-12-02 15:30:06,163 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 15:30:06,175 INFO L204 MainTranslator]: Completed translation
[2024-12-02 15:30:06,175 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:30:06 WrapperNode
[2024-12-02 15:30:06,176 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 15:30:06,176 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 15:30:06,176 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 15:30:06,176 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 15:30:06,181 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:30:06" (1/1) ...
[2024-12-02 15:30:06,190 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:30:06" (1/1) ...
[2024-12-02 15:30:06,209 INFO L138 Inliner]: procedures = 27, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 101
[2024-12-02 15:30:06,209 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 15:30:06,210 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 15:30:06,210 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 15:30:06,210 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 15:30:06,216 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:30:06" (1/1) ...
[2024-12-02 15:30:06,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:30:06" (1/1) ...
[2024-12-02 15:30:06,219 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:30:06" (1/1) ...
[2024-12-02 15:30:06,228 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].
[2024-12-02 15:30:06,228 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:30:06" (1/1) ...
[2024-12-02 15:30:06,229 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:30:06" (1/1) ...
[2024-12-02 15:30:06,236 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:30:06" (1/1) ...
[2024-12-02 15:30:06,237 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:30:06" (1/1) ...
[2024-12-02 15:30:06,240 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:30:06" (1/1) ...
[2024-12-02 15:30:06,242 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:30:06" (1/1) ...
[2024-12-02 15:30:06,243 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:30:06" (1/1) ...
[2024-12-02 15:30:06,245 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 15:30:06,246 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 15:30:06,246 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 15:30:06,247 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-12-02 15:30:06,247 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:30:06" (1/1) ...
[2024-12-02 15:30:06,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 15:30:06,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 15:30:06,271 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-12-02 15:30:06,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-12-02 15:30:06,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 15:30:06,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-12-02 15:30:06,293 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-12-02 15:30:06,293 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-12-02 15:30:06,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 15:30:06,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 15:30:06,348 INFO L234 CfgBuilder]: Building ICFG
[2024-12-02 15:30:06,349 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 15:30:06,800 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live.
[2024-12-02 15:30:06,800 INFO L283 CfgBuilder]: Performing block encoding
[2024-12-02 15:30:06,807 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 15:30:06,808 INFO L312 CfgBuilder]: Removed 2 assume(true) statements.
[2024-12-02 15:30:06,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:30:06 BoogieIcfgContainer
[2024-12-02 15:30:06,808 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 15:30:06,810 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-12-02 15:30:06,810 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-12-02 15:30:06,813 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-12-02 15:30:06,814 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:30:05" (1/3) ...
[2024-12-02 15:30:06,814 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e29f11a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:30:06, skipping insertion in model container
[2024-12-02 15:30:06,814 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:30:06" (2/3) ...
[2024-12-02 15:30:06,814 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e29f11a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:30:06, skipping insertion in model container
[2024-12-02 15:30:06,814 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:30:06" (3/3) ...
[2024-12-02 15:30:06,816 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-39.i
[2024-12-02 15:30:06,826 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-12-02 15:30:06,827 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_normal_file-39.i that has 2 procedures, 49 locations, 1 initial locations, 1 loop locations, and 1 error locations.
[2024-12-02 15:30:06,865 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-12-02 15:30:06,874 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;@2691a26a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-12-02 15:30:06,874 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-12-02 15:30:06,877 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 30 states have (on average 1.3) internal successors, (39), 31 states have internal predecessors, (39), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16)
[2024-12-02 15:30:06,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102
[2024-12-02 15:30:06,884 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:30:06,884 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 15:30:06,884 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:30:06,888 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:30:06,888 INFO L85 PathProgramCache]: Analyzing trace with hash 1678023097, now seen corresponding path program 1 times
[2024-12-02 15:30:06,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 15:30:06,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1817758338]
[2024-12-02 15:30:06,896 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:30:06,897 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
[2024-12-02 15:30:06,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 15:30:06,898 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/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)
[2024-12-02 15:30:06,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:30:07,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:30:07,099 INFO L256 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-12-02 15:30:07,104 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 15:30:07,130 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 346 trivial. 0 not checked.
[2024-12-02 15:30:07,130 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 15:30:07,130 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 15:30:07,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1817758338]
[2024-12-02 15:30:07,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1817758338] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 15:30:07,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 15:30:07,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 15:30:07,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046046499]
[2024-12-02 15:30:07,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 15:30:07,137 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-12-02 15:30:07,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 15:30:07,152 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-12-02 15:30:07,153 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 15:30:07,155 INFO L87 Difference]: Start difference. First operand has 49 states, 30 states have (on average 1.3) internal successors, (39), 31 states have internal predecessors, (39), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16)
[2024-12-02 15:30:07,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:30:07,175 INFO L93 Difference]: Finished difference Result 91 states and 152 transitions.
[2024-12-02 15:30:07,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-12-02 15:30:07,177 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 101
[2024-12-02 15:30:07,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 15:30:07,182 INFO L225 Difference]: With dead ends: 91
[2024-12-02 15:30:07,183 INFO L226 Difference]: Without dead ends: 45
[2024-12-02 15:30:07,186 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 15:30:07,188 INFO L435 NwaCegarLoop]: 64 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, 64 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
[2024-12-02 15:30:07,189 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 15:30:07,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states.
[2024-12-02 15:30:07,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45.
[2024-12-02 15:30:07,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 27 states have (on average 1.1851851851851851) internal successors, (32), 27 states have internal predecessors, (32), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16)
[2024-12-02 15:30:07,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions.
[2024-12-02 15:30:07,223 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 101
[2024-12-02 15:30:07,223 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 15:30:07,223 INFO L471 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions.
[2024-12-02 15:30:07,223 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16)
[2024-12-02 15:30:07,224 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions.
[2024-12-02 15:30:07,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102
[2024-12-02 15:30:07,226 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 15:30:07,227 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 15:30:07,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:30:07,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:30:07,427 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 15:30:07,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:30:07,428 INFO L85 PathProgramCache]: Analyzing trace with hash 852212145, now seen corresponding path program 1 times
[2024-12-02 15:30:07,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 15:30:07,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1001672101]
[2024-12-02 15:30:07,429 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:30:07,429 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
[2024-12-02 15:30:07,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 15:30:07,431 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/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)
[2024-12-02 15:30:07,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9c33e2-c6bd-4613-b1f3-7d1d772cd44f/bin/uautomizer-verify-84ZbGMXZE1/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
[2024-12-02 15:30:07,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:30:07,649 INFO L256 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 11 conjuncts are in the unsatisfiable core
[2024-12-02 15:30:07,656 INFO L279 TraceCheckSpWp]: Computing forward predicates...