/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_label23.c


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


This is Ultimate 0.2.3-dev-f954360
[2023-04-02 21:00:58,592 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2023-04-02 21:00:58,595 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2023-04-02 21:00:58,636 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2023-04-02 21:00:58,636 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2023-04-02 21:00:58,639 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2023-04-02 21:00:58,641 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2023-04-02 21:00:58,643 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2023-04-02 21:00:58,645 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2023-04-02 21:00:58,649 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2023-04-02 21:00:58,651 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2023-04-02 21:00:58,652 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2023-04-02 21:00:58,652 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2023-04-02 21:00:58,654 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2023-04-02 21:00:58,655 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2023-04-02 21:00:58,656 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2023-04-02 21:00:58,657 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2023-04-02 21:00:58,658 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2023-04-02 21:00:58,660 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2023-04-02 21:00:58,665 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2023-04-02 21:00:58,666 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2023-04-02 21:00:58,667 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2023-04-02 21:00:58,667 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2023-04-02 21:00:58,668 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2023-04-02 21:00:58,676 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2023-04-02 21:00:58,676 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2023-04-02 21:00:58,677 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2023-04-02 21:00:58,678 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2023-04-02 21:00:58,678 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2023-04-02 21:00:58,679 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2023-04-02 21:00:58,679 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2023-04-02 21:00:58,680 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2023-04-02 21:00:58,681 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2023-04-02 21:00:58,682 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2023-04-02 21:00:58,682 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
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[2023-04-02 21:00:58,683 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2023-04-02 21:00:58,684 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2023-04-02 21:00:58,686 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 21:00:58,716 INFO  L113        SettingsManager]: Loading preferences was successful
[2023-04-02 21:00:58,716 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2023-04-02 21:00:58,717 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-04-02 21:00:58,717 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-04-02 21:00:58,718 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-04-02 21:00:58,718 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-04-02 21:00:58,718 INFO  L138        SettingsManager]:  * User list type=DISABLED
[2023-04-02 21:00:58,718 INFO  L136        SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2023-04-02 21:00:58,718 INFO  L138        SettingsManager]:  * Explicit value domain=true
[2023-04-02 21:00:58,718 INFO  L138        SettingsManager]:  * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain
[2023-04-02 21:00:58,719 INFO  L138        SettingsManager]:  * Octagon Domain=false
[2023-04-02 21:00:58,719 INFO  L138        SettingsManager]:  * Abstract domain=CompoundDomain
[2023-04-02 21:00:58,719 INFO  L138        SettingsManager]:  * Check feasibility of abstract posts with an SMT solver=true
[2023-04-02 21:00:58,719 INFO  L138        SettingsManager]:  * Use the RCFG-of-the-future interface=true
[2023-04-02 21:00:58,719 INFO  L138        SettingsManager]:  * Interval Domain=false
[2023-04-02 21:00:58,720 INFO  L136        SettingsManager]: Preferences of Sifa differ from their defaults:
[2023-04-02 21:00:58,720 INFO  L138        SettingsManager]:  * Call Summarizer=TopInputCallSummarizer
[2023-04-02 21:00:58,720 INFO  L138        SettingsManager]:  * Simplification Technique=POLY_PAC
[2023-04-02 21:00:58,720 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-04-02 21:00:58,721 INFO  L138        SettingsManager]:  * sizeof long=4
[2023-04-02 21:00:58,721 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-04-02 21:00:58,721 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2023-04-02 21:00:58,721 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2023-04-02 21:00:58,721 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2023-04-02 21:00:58,721 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-04-02 21:00:58,722 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2023-04-02 21:00:58,722 INFO  L138        SettingsManager]:  * sizeof long double=12
[2023-04-02 21:00:58,722 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2023-04-02 21:00:58,722 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2023-04-02 21:00:58,722 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2023-04-02 21:00:58,722 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-04-02 21:00:58,723 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2023-04-02 21:00:58,723 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-04-02 21:00:58,723 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-04-02 21:00:58,723 INFO  L138        SettingsManager]:  * Abstract interpretation Mode=USE_PREDICATES
[2023-04-02 21:00:58,723 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-04-02 21:00:58,723 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2023-04-02 21:00:58,723 INFO  L138        SettingsManager]:  * Trace refinement strategy=SIFA_TAIPAN
[2023-04-02 21:00:58,723 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-04-02 21:00:58,723 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-04-02 21:00:58,724 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2023-04-02 21:00:58,724 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain
[2023-04-02 21:00:58,979 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-04-02 21:00:59,008 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-04-02 21:00:59,010 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-04-02 21:00:59,012 INFO  L271        PluginConnector]: Initializing CDTParser...
[2023-04-02 21:00:59,012 INFO  L275        PluginConnector]: CDTParser initialized
[2023-04-02 21:00:59,013 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-programs/Problem102_label23.c
[2023-04-02 21:01:00,188 INFO  L500              CDTParser]: Created temporary CDT project at NULL
[2023-04-02 21:01:02,646 INFO  L351              CDTParser]: Found 1 translation units.
[2023-04-02 21:01:02,646 INFO  L172              CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-programs/Problem102_label23.c
[2023-04-02 21:01:02,836 INFO  L394              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd497813e/4f6086e11595471e9b970729a47d526e/FLAG6cf191a99
[2023-04-02 21:01:02,848 INFO  L402              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd497813e/4f6086e11595471e9b970729a47d526e
[2023-04-02 21:01:02,850 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-04-02 21:01:02,851 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2023-04-02 21:01:02,852 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-04-02 21:01:02,852 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-04-02 21:01:02,856 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-04-02 21:01:02,856 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 09:01:02" (1/1) ...
[2023-04-02 21:01:02,857 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d2859d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:01:02, skipping insertion in model container
[2023-04-02 21:01:02,857 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 09:01:02" (1/1) ...
[2023-04-02 21:01:02,863 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2023-04-02 21:01:03,949 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2023-04-02 21:01:20,376 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_label23.c[5712730,5712743]
[2023-04-02 21:01:20,477 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-04-02 21:01:20,489 INFO  L203         MainTranslator]: Completed pre-run
[2023-04-02 21:01:29,515 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_label23.c[5712730,5712743]
[2023-04-02 21:01:29,520 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-04-02 21:01:34,340 INFO  L208         MainTranslator]: Completed translation
[2023-04-02 21:01:34,340 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:01:34 WrapperNode
[2023-04-02 21:01:34,340 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-04-02 21:01:34,342 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-04-02 21:01:34,342 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2023-04-02 21:01:34,343 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2023-04-02 21:01:34,375 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:01:34" (1/1) ...
[2023-04-02 21:01:34,375 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:01:34" (1/1) ...
[2023-04-02 21:01:36,490 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:01:34" (1/1) ...
[2023-04-02 21:01:36,490 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:01:34" (1/1) ...
[2023-04-02 21:01:39,952 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:01:34" (1/1) ...
[2023-04-02 21:01:40,484 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:01:34" (1/1) ...
[2023-04-02 21:01:40,827 INFO  L185        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:01:34" (1/1) ...
[2023-04-02 21:01:41,014 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:01:34" (1/1) ...
[2023-04-02 21:01:42,110 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-04-02 21:01:42,113 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-04-02 21:01:42,113 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2023-04-02 21:01:42,113 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2023-04-02 21:01:42,115 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:01:34" (1/1) ...
[2023-04-02 21:01:42,122 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-04-02 21:01:42,133 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-04-02 21:01:42,158 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 21:01:42,169 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 21:01:42,195 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2023-04-02 21:01:42,195 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-04-02 21:01:42,195 INFO  L138     BoogieDeclarations]: Found implementation of procedure reach_error
[2023-04-02 21:01:42,195 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output
[2023-04-02 21:01:42,195 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output2
[2023-04-02 21:01:42,195 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output3
[2023-04-02 21:01:42,195 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output4
[2023-04-02 21:01:42,196 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output5
[2023-04-02 21:01:42,196 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output6
[2023-04-02 21:01:42,196 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output7
[2023-04-02 21:01:42,196 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output8
[2023-04-02 21:01:42,196 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output9
[2023-04-02 21:01:42,196 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output10
[2023-04-02 21:01:42,196 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output11
[2023-04-02 21:01:42,196 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output12
[2023-04-02 21:01:42,196 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output13
[2023-04-02 21:01:42,196 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output14
[2023-04-02 21:01:42,196 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output15
[2023-04-02 21:01:42,196 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output16
[2023-04-02 21:01:42,197 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output17
[2023-04-02 21:01:42,197 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output18
[2023-04-02 21:01:42,197 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output19
[2023-04-02 21:01:42,197 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output20
[2023-04-02 21:01:42,197 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output21
[2023-04-02 21:01:42,197 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output22
[2023-04-02 21:01:42,197 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output23
[2023-04-02 21:01:42,197 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output24
[2023-04-02 21:01:42,197 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output25
[2023-04-02 21:01:42,197 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output26
[2023-04-02 21:01:42,197 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output27
[2023-04-02 21:01:42,197 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output28
[2023-04-02 21:01:42,198 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output29
[2023-04-02 21:01:42,198 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output30
[2023-04-02 21:01:42,198 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output31
[2023-04-02 21:01:42,198 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output32
[2023-04-02 21:01:42,198 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output33
[2023-04-02 21:01:42,198 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output34
[2023-04-02 21:01:42,198 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output35
[2023-04-02 21:01:42,198 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output36
[2023-04-02 21:01:42,198 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output37
[2023-04-02 21:01:42,198 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output38
[2023-04-02 21:01:42,199 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output39
[2023-04-02 21:01:42,199 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output40
[2023-04-02 21:01:42,199 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output41
[2023-04-02 21:01:42,199 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output42
[2023-04-02 21:01:42,200 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output43
[2023-04-02 21:01:42,200 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output44
[2023-04-02 21:01:42,200 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output45
[2023-04-02 21:01:42,200 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output46
[2023-04-02 21:01:42,200 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output47
[2023-04-02 21:01:42,201 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output48
[2023-04-02 21:01:42,201 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output49
[2023-04-02 21:01:42,201 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output50
[2023-04-02 21:01:42,201 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output51
[2023-04-02 21:01:42,201 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output52
[2023-04-02 21:01:42,201 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output53
[2023-04-02 21:01:42,202 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output54
[2023-04-02 21:01:42,202 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output55
[2023-04-02 21:01:42,202 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output56
[2023-04-02 21:01:42,202 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output57
[2023-04-02 21:01:42,202 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output58
[2023-04-02 21:01:42,202 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output59
[2023-04-02 21:01:42,202 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output60
[2023-04-02 21:01:42,202 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output61
[2023-04-02 21:01:42,202 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output62
[2023-04-02 21:01:42,203 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output63
[2023-04-02 21:01:42,203 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output64
[2023-04-02 21:01:42,203 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output65
[2023-04-02 21:01:42,203 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output66
[2023-04-02 21:01:42,203 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output67
[2023-04-02 21:01:42,203 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output68
[2023-04-02 21:01:42,203 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output69
[2023-04-02 21:01:42,203 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output70
[2023-04-02 21:01:42,204 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output71
[2023-04-02 21:01:42,204 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output72
[2023-04-02 21:01:42,204 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output73
[2023-04-02 21:01:42,204 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output74
[2023-04-02 21:01:42,205 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output75
[2023-04-02 21:01:42,205 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output76
[2023-04-02 21:01:42,205 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output77
[2023-04-02 21:01:42,205 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output78
[2023-04-02 21:01:42,205 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output79
[2023-04-02 21:01:42,205 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output80
[2023-04-02 21:01:42,205 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output81
[2023-04-02 21:01:42,205 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output82
[2023-04-02 21:01:42,206 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2023-04-02 21:01:42,206 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output
[2023-04-02 21:01:42,207 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output2
[2023-04-02 21:01:42,207 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output3
[2023-04-02 21:01:42,207 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output4
[2023-04-02 21:01:42,207 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output5
[2023-04-02 21:01:42,207 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output6
[2023-04-02 21:01:42,207 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output7
[2023-04-02 21:01:42,207 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output8
[2023-04-02 21:01:42,207 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output9
[2023-04-02 21:01:42,207 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output10
[2023-04-02 21:01:42,207 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output11
[2023-04-02 21:01:42,207 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output12
[2023-04-02 21:01:42,207 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output13
[2023-04-02 21:01:42,207 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output14
[2023-04-02 21:01:42,208 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output15
[2023-04-02 21:01:42,208 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output16
[2023-04-02 21:01:42,208 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output17
[2023-04-02 21:01:42,208 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output18
[2023-04-02 21:01:42,208 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output19
[2023-04-02 21:01:42,208 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output20
[2023-04-02 21:01:42,208 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output21
[2023-04-02 21:01:42,208 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output22
[2023-04-02 21:01:42,208 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output23
[2023-04-02 21:01:42,208 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output24
[2023-04-02 21:01:42,209 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output25
[2023-04-02 21:01:42,209 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output26
[2023-04-02 21:01:42,209 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output27
[2023-04-02 21:01:42,209 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output28
[2023-04-02 21:01:42,209 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output29
[2023-04-02 21:01:42,209 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output30
[2023-04-02 21:01:42,209 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output31
[2023-04-02 21:01:42,210 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output32
[2023-04-02 21:01:42,210 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output33
[2023-04-02 21:01:42,210 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output34
[2023-04-02 21:01:42,210 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output35
[2023-04-02 21:01:42,211 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output36
[2023-04-02 21:01:42,213 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output37
[2023-04-02 21:01:42,214 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output38
[2023-04-02 21:01:42,220 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output39
[2023-04-02 21:01:42,220 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output40
[2023-04-02 21:01:42,220 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output41
[2023-04-02 21:01:42,220 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output42
[2023-04-02 21:01:42,220 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output43
[2023-04-02 21:01:42,220 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output44
[2023-04-02 21:01:42,220 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output45
[2023-04-02 21:01:42,220 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output46
[2023-04-02 21:01:42,220 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output47
[2023-04-02 21:01:42,220 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output48
[2023-04-02 21:01:42,220 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output49
[2023-04-02 21:01:42,220 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output50
[2023-04-02 21:01:42,220 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output51
[2023-04-02 21:01:42,221 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output52
[2023-04-02 21:01:42,221 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output53
[2023-04-02 21:01:42,221 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output54
[2023-04-02 21:01:42,221 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output55
[2023-04-02 21:01:42,222 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output56
[2023-04-02 21:01:42,222 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output57
[2023-04-02 21:01:42,222 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output58
[2023-04-02 21:01:42,222 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output59
[2023-04-02 21:01:42,222 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output60
[2023-04-02 21:01:42,222 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output61
[2023-04-02 21:01:42,222 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output62
[2023-04-02 21:01:42,222 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output63
[2023-04-02 21:01:42,222 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output64
[2023-04-02 21:01:42,222 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output65
[2023-04-02 21:01:42,222 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output66
[2023-04-02 21:01:42,222 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output67
[2023-04-02 21:01:42,222 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output68
[2023-04-02 21:01:42,222 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output69
[2023-04-02 21:01:42,222 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output70
[2023-04-02 21:01:42,222 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output71
[2023-04-02 21:01:42,223 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output72
[2023-04-02 21:01:42,223 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output73
[2023-04-02 21:01:42,223 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output74
[2023-04-02 21:01:42,223 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output75
[2023-04-02 21:01:42,223 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output76
[2023-04-02 21:01:42,223 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output77
[2023-04-02 21:01:42,223 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output78
[2023-04-02 21:01:42,223 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output79
[2023-04-02 21:01:42,223 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output80
[2023-04-02 21:01:42,223 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output81
[2023-04-02 21:01:42,223 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output82
[2023-04-02 21:01:42,223 INFO  L130     BoogieDeclarations]: Found specification of procedure abort
[2023-04-02 21:01:42,223 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2023-04-02 21:01:42,223 INFO  L130     BoogieDeclarations]: Found specification of procedure reach_error
[2023-04-02 21:01:42,223 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-04-02 21:01:42,223 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2023-04-02 21:01:42,224 INFO  L130     BoogieDeclarations]: Found specification of procedure exit
[2023-04-02 21:01:42,224 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2023-04-02 21:01:42,224 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2023-04-02 21:01:42,224 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2023-04-02 21:01:42,224 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-04-02 21:01:42,224 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2023-04-02 21:01:42,224 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2023-04-02 21:01:42,224 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-04-02 21:01:42,458 INFO  L236             CfgBuilder]: Building ICFG
[2023-04-02 21:01:42,460 INFO  L262             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-04-02 21:02:42,370 INFO  L277             CfgBuilder]: Performing block encoding
[2023-04-02 21:04:01,527 INFO  L297             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-04-02 21:04:01,527 INFO  L302             CfgBuilder]: Removed 1 assume(true) statements.
[2023-04-02 21:04:01,543 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 09:04:01 BoogieIcfgContainer
[2023-04-02 21:04:01,544 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-04-02 21:04:01,546 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-04-02 21:04:01,546 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2023-04-02 21:04:01,549 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2023-04-02 21:04:01,549 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 09:01:02" (1/3) ...
[2023-04-02 21:04:01,549 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@444656e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 09:04:01, skipping insertion in model container
[2023-04-02 21:04:01,549 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:01:34" (2/3) ...
[2023-04-02 21:04:01,550 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@444656e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 09:04:01, skipping insertion in model container
[2023-04-02 21:04:01,550 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 09:04:01" (3/3) ...
[2023-04-02 21:04:01,551 INFO  L112   eAbstractionObserver]: Analyzing ICFG Problem102_label23.c
[2023-04-02 21:04:01,565 INFO  L203   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-04-02 21:04:01,565 INFO  L162   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2023-04-02 21:04:01,873 INFO  L356      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-04-02 21:04:01,879 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;@428c869d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-04-02 21:04:01,880 INFO  L358      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2023-04-02 21:04:01,938 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 21:04:03,637 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18030
[2023-04-02 21:04:03,637 INFO  L187           NwaCegarLoop]: Found error trace
[2023-04-02 21:04:03,650 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 21:04:03,653 INFO  L420      AbstractCegarLoop]: === Iteration 1 === Targeting calculate_output82Err0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_output82Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-04-02 21:04:03,659 INFO  L145       PredicateUnifier]: Initialized classic predicate unifier
[2023-04-02 21:04:03,667 INFO  L85        PathProgramCache]: Analyzing trace with hash 579315441, now seen corresponding path program 1 times
[2023-04-02 21:04:03,674 INFO  L118   FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN
[2023-04-02 21:04:03,674 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100516946]
[2023-04-02 21:04:03,677 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-04-02 21:04:03,678 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-04-02 21:04:07,402 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat