/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain OctagonDomain -i ../sv-benchmarks/c/eca-programs/Problem102_label41.c


--------------------------------------------------------------------------------


This is Ultimate 0.2.3-dev-f954360
[2023-04-02 21:05:51,733 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2023-04-02 21:05:51,735 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
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[2023-04-02 21:05:51,767 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2023-04-02 21:05:51,771 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
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[2023-04-02 21:05:51,778 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2023-04-02 21:05:51,779 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2023-04-02 21:05:51,780 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2023-04-02 21:05:51,780 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2023-04-02 21:05:51,782 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2023-04-02 21:05:51,783 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2023-04-02 21:05:51,784 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2023-04-02 21:05:51,785 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2023-04-02 21:05:51,785 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2023-04-02 21:05:51,787 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2023-04-02 21:05:51,790 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2023-04-02 21:05:51,791 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2023-04-02 21:05:51,792 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2023-04-02 21:05:51,792 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2023-04-02 21:05:51,793 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2023-04-02 21:05:51,799 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2023-04-02 21:05:51,799 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
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[2023-04-02 21:05:51,801 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2023-04-02 21:05:51,801 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2023-04-02 21:05:51,802 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2023-04-02 21:05:51,803 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2023-04-02 21:05:51,803 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
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[2023-04-02 21:05:51,804 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2023-04-02 21:05:51,805 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2023-04-02 21:05:51,805 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf
[2023-04-02 21:05:51,827 INFO  L113        SettingsManager]: Loading preferences was successful
[2023-04-02 21:05:51,827 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2023-04-02 21:05:51,828 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-04-02 21:05:51,828 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-04-02 21:05:51,829 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-04-02 21:05:51,829 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-04-02 21:05:51,829 INFO  L138        SettingsManager]:  * User list type=DISABLED
[2023-04-02 21:05:51,829 INFO  L136        SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2023-04-02 21:05:51,829 INFO  L138        SettingsManager]:  * Explicit value domain=true
[2023-04-02 21:05:51,829 INFO  L138        SettingsManager]:  * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain
[2023-04-02 21:05:51,829 INFO  L138        SettingsManager]:  * Octagon Domain=false
[2023-04-02 21:05:51,830 INFO  L138        SettingsManager]:  * Abstract domain=CompoundDomain
[2023-04-02 21:05:51,830 INFO  L138        SettingsManager]:  * Check feasibility of abstract posts with an SMT solver=true
[2023-04-02 21:05:51,830 INFO  L138        SettingsManager]:  * Use the RCFG-of-the-future interface=true
[2023-04-02 21:05:51,830 INFO  L138        SettingsManager]:  * Interval Domain=false
[2023-04-02 21:05:51,830 INFO  L136        SettingsManager]: Preferences of Sifa differ from their defaults:
[2023-04-02 21:05:51,830 INFO  L138        SettingsManager]:  * Call Summarizer=TopInputCallSummarizer
[2023-04-02 21:05:51,830 INFO  L138        SettingsManager]:  * Simplification Technique=POLY_PAC
[2023-04-02 21:05:51,831 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-04-02 21:05:51,831 INFO  L138        SettingsManager]:  * sizeof long=4
[2023-04-02 21:05:51,831 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-04-02 21:05:51,831 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2023-04-02 21:05:51,831 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2023-04-02 21:05:51,831 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2023-04-02 21:05:51,831 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-04-02 21:05:51,831 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2023-04-02 21:05:51,831 INFO  L138        SettingsManager]:  * sizeof long double=12
[2023-04-02 21:05:51,831 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2023-04-02 21:05:51,831 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2023-04-02 21:05:51,831 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2023-04-02 21:05:51,832 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-04-02 21:05:51,832 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2023-04-02 21:05:51,832 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-04-02 21:05:51,832 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-04-02 21:05:51,832 INFO  L138        SettingsManager]:  * Abstract interpretation Mode=USE_PREDICATES
[2023-04-02 21:05:51,832 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-04-02 21:05:51,832 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2023-04-02 21:05:51,832 INFO  L138        SettingsManager]:  * Trace refinement strategy=SIFA_TAIPAN
[2023-04-02 21:05:51,832 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-04-02 21:05:51,832 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-04-02 21:05:51,833 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2023-04-02 21:05:51,833 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain
[2023-04-02 21:05:52,040 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-04-02 21:05:52,055 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-04-02 21:05:52,057 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-04-02 21:05:52,057 INFO  L271        PluginConnector]: Initializing CDTParser...
[2023-04-02 21:05:52,058 INFO  L275        PluginConnector]: CDTParser initialized
[2023-04-02 21:05:52,059 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-programs/Problem102_label41.c
[2023-04-02 21:05:53,030 INFO  L500              CDTParser]: Created temporary CDT project at NULL
[2023-04-02 21:05:54,935 INFO  L351              CDTParser]: Found 1 translation units.
[2023-04-02 21:05:54,936 INFO  L172              CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-programs/Problem102_label41.c
[2023-04-02 21:05:55,120 INFO  L394              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c6be6f23/652c7f0853bd4153b904a9e0024a25be/FLAG8f155953b
[2023-04-02 21:05:55,129 INFO  L402              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c6be6f23/652c7f0853bd4153b904a9e0024a25be
[2023-04-02 21:05:55,131 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-04-02 21:05:55,132 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2023-04-02 21:05:55,133 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-04-02 21:05:55,133 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-04-02 21:05:55,135 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-04-02 21:05:55,136 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 09:05:55" (1/1) ...
[2023-04-02 21:05:55,136 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64655c89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:05:55, skipping insertion in model container
[2023-04-02 21:05:55,137 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 09:05:55" (1/1) ...
[2023-04-02 21:05:55,141 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2023-04-02 21:05:56,255 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2023-04-02 21:06:12,427 WARN  L247   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-programs/Problem102_label41.c[5712393,5712406]
[2023-04-02 21:06:12,520 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-04-02 21:06:12,537 INFO  L203         MainTranslator]: Completed pre-run
[2023-04-02 21:06:20,555 WARN  L247   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-programs/Problem102_label41.c[5712393,5712406]
[2023-04-02 21:06:20,560 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-04-02 21:06:24,970 INFO  L208         MainTranslator]: Completed translation
[2023-04-02 21:06:24,971 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:06:24 WrapperNode
[2023-04-02 21:06:24,971 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-04-02 21:06:24,972 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-04-02 21:06:24,972 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2023-04-02 21:06:24,972 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2023-04-02 21:06:24,983 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:06:24" (1/1) ...
[2023-04-02 21:06:24,983 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:06:24" (1/1) ...
[2023-04-02 21:06:26,202 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:06:24" (1/1) ...
[2023-04-02 21:06:26,203 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:06:24" (1/1) ...
[2023-04-02 21:06:29,136 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:06:24" (1/1) ...
[2023-04-02 21:06:29,666 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:06:24" (1/1) ...
[2023-04-02 21:06:29,989 INFO  L185        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:06:24" (1/1) ...
[2023-04-02 21:06:30,178 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:06:24" (1/1) ...
[2023-04-02 21:06:31,405 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-04-02 21:06:31,406 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-04-02 21:06:31,406 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2023-04-02 21:06:31,406 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2023-04-02 21:06:31,407 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:06:24" (1/1) ...
[2023-04-02 21:06:31,432 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-04-02 21:06:31,447 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-04-02 21:06:31,463 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2023-04-02 21:06:31,484 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2023-04-02 21:06:31,520 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2023-04-02 21:06:31,521 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-04-02 21:06:31,521 INFO  L138     BoogieDeclarations]: Found implementation of procedure reach_error
[2023-04-02 21:06:31,523 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output
[2023-04-02 21:06:31,524 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output2
[2023-04-02 21:06:31,524 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output3
[2023-04-02 21:06:31,524 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output4
[2023-04-02 21:06:31,524 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output5
[2023-04-02 21:06:31,524 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output6
[2023-04-02 21:06:31,524 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output7
[2023-04-02 21:06:31,524 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output8
[2023-04-02 21:06:31,524 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output9
[2023-04-02 21:06:31,524 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output10
[2023-04-02 21:06:31,524 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output11
[2023-04-02 21:06:31,524 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output12
[2023-04-02 21:06:31,524 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output13
[2023-04-02 21:06:31,524 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output14
[2023-04-02 21:06:31,524 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output15
[2023-04-02 21:06:31,524 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output16
[2023-04-02 21:06:31,524 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output17
[2023-04-02 21:06:31,525 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output18
[2023-04-02 21:06:31,525 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output19
[2023-04-02 21:06:31,525 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output20
[2023-04-02 21:06:31,525 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output21
[2023-04-02 21:06:31,525 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output22
[2023-04-02 21:06:31,525 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output23
[2023-04-02 21:06:31,525 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output24
[2023-04-02 21:06:31,525 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output25
[2023-04-02 21:06:31,525 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output26
[2023-04-02 21:06:31,525 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output27
[2023-04-02 21:06:31,525 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output28
[2023-04-02 21:06:31,525 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output29
[2023-04-02 21:06:31,525 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output30
[2023-04-02 21:06:31,525 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output31
[2023-04-02 21:06:31,525 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output32
[2023-04-02 21:06:31,525 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output33
[2023-04-02 21:06:31,525 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output34
[2023-04-02 21:06:31,526 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output35
[2023-04-02 21:06:31,526 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output36
[2023-04-02 21:06:31,526 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output37
[2023-04-02 21:06:31,526 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output38
[2023-04-02 21:06:31,526 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output39
[2023-04-02 21:06:31,526 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output40
[2023-04-02 21:06:31,527 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output41
[2023-04-02 21:06:31,527 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output42
[2023-04-02 21:06:31,527 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output43
[2023-04-02 21:06:31,527 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output44
[2023-04-02 21:06:31,527 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output45
[2023-04-02 21:06:31,527 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output46
[2023-04-02 21:06:31,527 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output47
[2023-04-02 21:06:31,527 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output48
[2023-04-02 21:06:31,527 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output49
[2023-04-02 21:06:31,527 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output50
[2023-04-02 21:06:31,527 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output51
[2023-04-02 21:06:31,528 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output52
[2023-04-02 21:06:31,528 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output53
[2023-04-02 21:06:31,528 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output54
[2023-04-02 21:06:31,528 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output55
[2023-04-02 21:06:31,528 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output56
[2023-04-02 21:06:31,528 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output57
[2023-04-02 21:06:31,528 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output58
[2023-04-02 21:06:31,528 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output59
[2023-04-02 21:06:31,528 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output60
[2023-04-02 21:06:31,529 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output61
[2023-04-02 21:06:31,538 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output62
[2023-04-02 21:06:31,538 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output63
[2023-04-02 21:06:31,539 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output64
[2023-04-02 21:06:31,539 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output65
[2023-04-02 21:06:31,539 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output66
[2023-04-02 21:06:31,539 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output67
[2023-04-02 21:06:31,539 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output68
[2023-04-02 21:06:31,539 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output69
[2023-04-02 21:06:31,539 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output70
[2023-04-02 21:06:31,539 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output71
[2023-04-02 21:06:31,539 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output72
[2023-04-02 21:06:31,540 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output73
[2023-04-02 21:06:31,540 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output74
[2023-04-02 21:06:31,540 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output75
[2023-04-02 21:06:31,540 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output76
[2023-04-02 21:06:31,540 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output77
[2023-04-02 21:06:31,540 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output78
[2023-04-02 21:06:31,541 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output79
[2023-04-02 21:06:31,541 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output80
[2023-04-02 21:06:31,541 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output81
[2023-04-02 21:06:31,541 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output82
[2023-04-02 21:06:31,541 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2023-04-02 21:06:31,542 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output
[2023-04-02 21:06:31,542 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output2
[2023-04-02 21:06:31,542 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output3
[2023-04-02 21:06:31,542 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output4
[2023-04-02 21:06:31,542 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output5
[2023-04-02 21:06:31,542 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output6
[2023-04-02 21:06:31,542 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output7
[2023-04-02 21:06:31,542 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output8
[2023-04-02 21:06:31,542 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output9
[2023-04-02 21:06:31,542 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output10
[2023-04-02 21:06:31,542 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output11
[2023-04-02 21:06:31,543 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output12
[2023-04-02 21:06:31,543 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output13
[2023-04-02 21:06:31,543 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output14
[2023-04-02 21:06:31,543 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output15
[2023-04-02 21:06:31,543 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output16
[2023-04-02 21:06:31,543 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output17
[2023-04-02 21:06:31,543 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output18
[2023-04-02 21:06:31,543 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output19
[2023-04-02 21:06:31,543 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output20
[2023-04-02 21:06:31,543 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output21
[2023-04-02 21:06:31,543 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output22
[2023-04-02 21:06:31,543 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output23
[2023-04-02 21:06:31,543 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output24
[2023-04-02 21:06:31,543 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output25
[2023-04-02 21:06:31,544 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output26
[2023-04-02 21:06:31,544 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output27
[2023-04-02 21:06:31,544 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output28
[2023-04-02 21:06:31,544 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output29
[2023-04-02 21:06:31,544 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output30
[2023-04-02 21:06:31,545 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output31
[2023-04-02 21:06:31,545 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output32
[2023-04-02 21:06:31,545 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output33
[2023-04-02 21:06:31,545 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output34
[2023-04-02 21:06:31,545 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output35
[2023-04-02 21:06:31,546 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output36
[2023-04-02 21:06:31,548 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output37
[2023-04-02 21:06:31,548 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output38
[2023-04-02 21:06:31,553 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output39
[2023-04-02 21:06:31,554 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output40
[2023-04-02 21:06:31,554 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output41
[2023-04-02 21:06:31,554 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output42
[2023-04-02 21:06:31,554 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output43
[2023-04-02 21:06:31,554 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output44
[2023-04-02 21:06:31,554 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output45
[2023-04-02 21:06:31,554 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output46
[2023-04-02 21:06:31,554 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output47
[2023-04-02 21:06:31,554 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output48
[2023-04-02 21:06:31,554 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output49
[2023-04-02 21:06:31,554 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output50
[2023-04-02 21:06:31,554 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output51
[2023-04-02 21:06:31,554 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output52
[2023-04-02 21:06:31,554 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output53
[2023-04-02 21:06:31,554 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output54
[2023-04-02 21:06:31,555 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output55
[2023-04-02 21:06:31,555 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output56
[2023-04-02 21:06:31,555 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output57
[2023-04-02 21:06:31,555 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output58
[2023-04-02 21:06:31,555 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output59
[2023-04-02 21:06:31,555 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output60
[2023-04-02 21:06:31,555 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output61
[2023-04-02 21:06:31,555 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output62
[2023-04-02 21:06:31,555 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output63
[2023-04-02 21:06:31,555 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output64
[2023-04-02 21:06:31,555 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output65
[2023-04-02 21:06:31,555 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output66
[2023-04-02 21:06:31,555 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output67
[2023-04-02 21:06:31,555 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output68
[2023-04-02 21:06:31,555 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output69
[2023-04-02 21:06:31,555 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output70
[2023-04-02 21:06:31,555 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output71
[2023-04-02 21:06:31,555 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output72
[2023-04-02 21:06:31,555 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output73
[2023-04-02 21:06:31,555 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output74
[2023-04-02 21:06:31,556 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output75
[2023-04-02 21:06:31,556 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output76
[2023-04-02 21:06:31,556 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output77
[2023-04-02 21:06:31,556 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output78
[2023-04-02 21:06:31,556 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output79
[2023-04-02 21:06:31,556 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output80
[2023-04-02 21:06:31,556 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output81
[2023-04-02 21:06:31,556 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output82
[2023-04-02 21:06:31,556 INFO  L130     BoogieDeclarations]: Found specification of procedure abort
[2023-04-02 21:06:31,556 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2023-04-02 21:06:31,556 INFO  L130     BoogieDeclarations]: Found specification of procedure reach_error
[2023-04-02 21:06:31,556 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-04-02 21:06:31,556 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2023-04-02 21:06:31,556 INFO  L130     BoogieDeclarations]: Found specification of procedure exit
[2023-04-02 21:06:31,556 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2023-04-02 21:06:31,556 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2023-04-02 21:06:31,557 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2023-04-02 21:06:31,557 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-04-02 21:06:31,557 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2023-04-02 21:06:31,557 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2023-04-02 21:06:31,557 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-04-02 21:06:31,837 INFO  L236             CfgBuilder]: Building ICFG
[2023-04-02 21:06:31,839 INFO  L262             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-04-02 21:07:27,115 INFO  L277             CfgBuilder]: Performing block encoding
[2023-04-02 21:08:41,633 INFO  L297             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-04-02 21:08:41,633 INFO  L302             CfgBuilder]: Removed 1 assume(true) statements.
[2023-04-02 21:08:41,649 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 09:08:41 BoogieIcfgContainer
[2023-04-02 21:08:41,649 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-04-02 21:08:41,650 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-04-02 21:08:41,650 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2023-04-02 21:08:41,653 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2023-04-02 21:08:41,653 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 09:05:55" (1/3) ...
[2023-04-02 21:08:41,653 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4736f68b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 09:08:41, skipping insertion in model container
[2023-04-02 21:08:41,653 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:06:24" (2/3) ...
[2023-04-02 21:08:41,653 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4736f68b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 09:08:41, skipping insertion in model container
[2023-04-02 21:08:41,654 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 09:08:41" (3/3) ...
[2023-04-02 21:08:41,655 INFO  L112   eAbstractionObserver]: Analyzing ICFG Problem102_label41.c
[2023-04-02 21:08:41,668 INFO  L203   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-04-02 21:08:41,668 INFO  L162   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2023-04-02 21:08:41,931 INFO  L356      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-04-02 21:08:41,936 INFO  L357      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, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@5c306f62, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-04-02 21:08:41,936 INFO  L358      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2023-04-02 21:08:41,986 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 18281 states, 18111 states have (on average 1.9861410192700568) internal successors, (35971), 18112 states have internal predecessors, (35971), 84 states have call successors, (84), 84 states have call predecessors, (84), 84 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84)
[2023-04-02 21:08:44,134 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18030
[2023-04-02 21:08:44,134 INFO  L187           NwaCegarLoop]: Found error trace
[2023-04-02 21:08:44,143 INFO  L195           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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[2023-04-02 21:08:44,145 INFO  L420      AbstractCegarLoop]: === Iteration 1 === Targeting calculate_output82Err0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_output82Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-04-02 21:08:44,150 INFO  L145       PredicateUnifier]: Initialized classic predicate unifier
[2023-04-02 21:08:44,156 INFO  L85        PathProgramCache]: Analyzing trace with hash -1941376110, now seen corresponding path program 1 times
[2023-04-02 21:08:44,163 INFO  L118   FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN
[2023-04-02 21:08:44,163 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367885723]
[2023-04-02 21:08:44,167 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-04-02 21:08:44,167 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-04-02 21:08:47,798 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat