/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/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/eca-rers2012/Problem09_label20.c


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


This is Ultimate 0.2.3-dev-f954360
[2023-04-01 22:00:21,165 INFO  L177        SettingsManager]: Resetting all preferences to default values...
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[2023-04-01 22:00:21,198 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
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[2023-04-01 22:00:21,200 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
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[2023-04-01 22:00:21,213 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2023-04-01 22:00:21,214 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2023-04-01 22:00:21,215 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2023-04-01 22:00:21,231 INFO  L113        SettingsManager]: Loading preferences was successful
[2023-04-01 22:00:21,232 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2023-04-01 22:00:21,232 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-04-01 22:00:21,232 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-04-01 22:00:21,233 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-04-01 22:00:21,233 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-04-01 22:00:21,233 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-04-01 22:00:21,234 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2023-04-01 22:00:21,234 INFO  L138        SettingsManager]:  * Use SBE=true
[2023-04-01 22:00:21,234 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-04-01 22:00:21,234 INFO  L138        SettingsManager]:  * sizeof long=4
[2023-04-01 22:00:21,235 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-04-01 22:00:21,235 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2023-04-01 22:00:21,235 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2023-04-01 22:00:21,235 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2023-04-01 22:00:21,235 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-04-01 22:00:21,236 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2023-04-01 22:00:21,236 INFO  L138        SettingsManager]:  * sizeof long double=12
[2023-04-01 22:00:21,236 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2023-04-01 22:00:21,236 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2023-04-01 22:00:21,236 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2023-04-01 22:00:21,237 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-04-01 22:00:21,237 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2023-04-01 22:00:21,237 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2023-04-01 22:00:21,237 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-04-01 22:00:21,237 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-04-01 22:00:21,238 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-04-01 22:00:21,238 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2023-04-01 22:00:21,238 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2023-04-01 22:00:21,238 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-04-01 22:00:21,239 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2023-04-01 22:00:21,239 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-04-01 22:00:21,239 INFO  L138        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2023-04-01 22:00:21,239 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2023-04-01 22:00:21,239 INFO  L138        SettingsManager]:  * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC
[2023-04-01 22:00:21,240 INFO  L138        SettingsManager]:  * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2023-04-01 22:00:21,448 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-04-01 22:00:21,469 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-04-01 22:00:21,471 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-04-01 22:00:21,472 INFO  L271        PluginConnector]: Initializing CDTParser...
[2023-04-01 22:00:21,472 INFO  L275        PluginConnector]: CDTParser initialized
[2023-04-01 22:00:21,473 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem09_label20.c
[2023-04-01 22:00:22,590 INFO  L500              CDTParser]: Created temporary CDT project at NULL
[2023-04-01 22:00:24,604 INFO  L351              CDTParser]: Found 1 translation units.
[2023-04-01 22:00:24,604 INFO  L172              CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem09_label20.c
[2023-04-01 22:00:24,831 INFO  L394              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cea60cbc/931a6dbf3f5a482c9918b75c31eaa965/FLAG849d48705
[2023-04-01 22:00:24,841 INFO  L402              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cea60cbc/931a6dbf3f5a482c9918b75c31eaa965
[2023-04-01 22:00:24,843 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-04-01 22:00:24,844 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2023-04-01 22:00:24,845 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-04-01 22:00:24,845 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-04-01 22:00:24,850 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-04-01 22:00:24,850 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 10:00:24" (1/1) ...
[2023-04-01 22:00:24,852 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b2da9a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:00:24, skipping insertion in model container
[2023-04-01 22:00:24,852 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 10:00:24" (1/1) ...
[2023-04-01 22:00:24,857 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2023-04-01 22:00:26,112 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2023-04-01 22:00:43,545 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-rers2012/Problem09_label20.c[6302835,6302848]
[2023-04-01 22:00:43,654 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-04-01 22:00:43,664 INFO  L203         MainTranslator]: Completed pre-run
[2023-04-01 22:00:52,810 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-rers2012/Problem09_label20.c[6302835,6302848]
[2023-04-01 22:00:52,833 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-04-01 22:00:58,476 INFO  L208         MainTranslator]: Completed translation
[2023-04-01 22:00:58,476 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:00:58 WrapperNode
[2023-04-01 22:00:58,479 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-04-01 22:00:58,480 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-04-01 22:00:58,480 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2023-04-01 22:00:58,480 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2023-04-01 22:00:58,495 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:00:58" (1/1) ...
[2023-04-01 22:00:58,496 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:00:58" (1/1) ...
[2023-04-01 22:01:00,043 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:00:58" (1/1) ...
[2023-04-01 22:01:00,044 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:00:58" (1/1) ...
[2023-04-01 22:01:03,467 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:00:58" (1/1) ...
[2023-04-01 22:01:03,921 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:00:58" (1/1) ...
[2023-04-01 22:01:04,332 INFO  L185        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:00:58" (1/1) ...
[2023-04-01 22:01:04,557 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:00:58" (1/1) ...
[2023-04-01 22:01:06,010 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-04-01 22:01:06,011 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-04-01 22:01:06,011 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2023-04-01 22:01:06,011 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2023-04-01 22:01:06,012 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:00:58" (1/1) ...
[2023-04-01 22:01:06,034 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-04-01 22:01:06,048 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-04-01 22:01:06,066 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)
[2023-04-01 22:01:06,097 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
[2023-04-01 22:01:06,119 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2023-04-01 22:01:06,119 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-04-01 22:01:06,121 INFO  L138     BoogieDeclarations]: Found implementation of procedure reach_error
[2023-04-01 22:01:06,122 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output
[2023-04-01 22:01:06,122 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output2
[2023-04-01 22:01:06,122 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output3
[2023-04-01 22:01:06,128 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output4
[2023-04-01 22:01:06,129 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output5
[2023-04-01 22:01:06,129 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output6
[2023-04-01 22:01:06,129 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output7
[2023-04-01 22:01:06,129 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output8
[2023-04-01 22:01:06,129 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output9
[2023-04-01 22:01:06,132 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output10
[2023-04-01 22:01:06,132 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output11
[2023-04-01 22:01:06,132 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output12
[2023-04-01 22:01:06,132 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output13
[2023-04-01 22:01:06,132 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output14
[2023-04-01 22:01:06,133 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output15
[2023-04-01 22:01:06,133 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output16
[2023-04-01 22:01:06,133 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output17
[2023-04-01 22:01:06,133 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output18
[2023-04-01 22:01:06,133 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output19
[2023-04-01 22:01:06,133 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output20
[2023-04-01 22:01:06,133 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output21
[2023-04-01 22:01:06,133 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output22
[2023-04-01 22:01:06,133 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output23
[2023-04-01 22:01:06,133 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output24
[2023-04-01 22:01:06,133 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output25
[2023-04-01 22:01:06,134 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output26
[2023-04-01 22:01:06,134 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output27
[2023-04-01 22:01:06,134 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output28
[2023-04-01 22:01:06,134 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output29
[2023-04-01 22:01:06,134 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output30
[2023-04-01 22:01:06,134 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output31
[2023-04-01 22:01:06,134 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output32
[2023-04-01 22:01:06,134 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output33
[2023-04-01 22:01:06,134 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output34
[2023-04-01 22:01:06,134 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output35
[2023-04-01 22:01:06,134 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output36
[2023-04-01 22:01:06,134 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output37
[2023-04-01 22:01:06,135 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output38
[2023-04-01 22:01:06,135 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output39
[2023-04-01 22:01:06,135 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output40
[2023-04-01 22:01:06,135 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output41
[2023-04-01 22:01:06,135 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output42
[2023-04-01 22:01:06,135 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output43
[2023-04-01 22:01:06,135 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output44
[2023-04-01 22:01:06,135 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output45
[2023-04-01 22:01:06,136 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output46
[2023-04-01 22:01:06,136 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output47
[2023-04-01 22:01:06,136 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output48
[2023-04-01 22:01:06,137 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output49
[2023-04-01 22:01:06,137 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output50
[2023-04-01 22:01:06,137 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output51
[2023-04-01 22:01:06,137 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output52
[2023-04-01 22:01:06,137 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output53
[2023-04-01 22:01:06,138 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output54
[2023-04-01 22:01:06,138 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output55
[2023-04-01 22:01:06,138 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output56
[2023-04-01 22:01:06,138 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output57
[2023-04-01 22:01:06,138 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output58
[2023-04-01 22:01:06,138 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output59
[2023-04-01 22:01:06,142 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output60
[2023-04-01 22:01:06,142 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output61
[2023-04-01 22:01:06,142 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output62
[2023-04-01 22:01:06,142 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output63
[2023-04-01 22:01:06,142 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output64
[2023-04-01 22:01:06,143 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output65
[2023-04-01 22:01:06,143 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output66
[2023-04-01 22:01:06,143 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output67
[2023-04-01 22:01:06,143 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output68
[2023-04-01 22:01:06,143 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output69
[2023-04-01 22:01:06,143 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output70
[2023-04-01 22:01:06,143 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output71
[2023-04-01 22:01:06,143 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output72
[2023-04-01 22:01:06,143 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output73
[2023-04-01 22:01:06,144 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output74
[2023-04-01 22:01:06,144 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output75
[2023-04-01 22:01:06,144 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2023-04-01 22:01:06,144 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output
[2023-04-01 22:01:06,144 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output2
[2023-04-01 22:01:06,144 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output3
[2023-04-01 22:01:06,144 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output4
[2023-04-01 22:01:06,145 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output5
[2023-04-01 22:01:06,145 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output6
[2023-04-01 22:01:06,145 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output7
[2023-04-01 22:01:06,145 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output8
[2023-04-01 22:01:06,145 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output9
[2023-04-01 22:01:06,145 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output10
[2023-04-01 22:01:06,145 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output11
[2023-04-01 22:01:06,145 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output12
[2023-04-01 22:01:06,145 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output13
[2023-04-01 22:01:06,145 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output14
[2023-04-01 22:01:06,145 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output15
[2023-04-01 22:01:06,145 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output16
[2023-04-01 22:01:06,145 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output17
[2023-04-01 22:01:06,146 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output18
[2023-04-01 22:01:06,146 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output19
[2023-04-01 22:01:06,146 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output20
[2023-04-01 22:01:06,146 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output21
[2023-04-01 22:01:06,146 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output22
[2023-04-01 22:01:06,146 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output23
[2023-04-01 22:01:06,146 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output24
[2023-04-01 22:01:06,146 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output25
[2023-04-01 22:01:06,146 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output26
[2023-04-01 22:01:06,146 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output27
[2023-04-01 22:01:06,146 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output28
[2023-04-01 22:01:06,146 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output29
[2023-04-01 22:01:06,146 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output30
[2023-04-01 22:01:06,147 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output31
[2023-04-01 22:01:06,147 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output32
[2023-04-01 22:01:06,147 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output33
[2023-04-01 22:01:06,147 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output34
[2023-04-01 22:01:06,147 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output35
[2023-04-01 22:01:06,147 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output36
[2023-04-01 22:01:06,147 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output37
[2023-04-01 22:01:06,147 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output38
[2023-04-01 22:01:06,147 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output39
[2023-04-01 22:01:06,147 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output40
[2023-04-01 22:01:06,147 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output41
[2023-04-01 22:01:06,147 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output42
[2023-04-01 22:01:06,148 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output43
[2023-04-01 22:01:06,148 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output44
[2023-04-01 22:01:06,148 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output45
[2023-04-01 22:01:06,148 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output46
[2023-04-01 22:01:06,148 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output47
[2023-04-01 22:01:06,148 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output48
[2023-04-01 22:01:06,148 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output49
[2023-04-01 22:01:06,148 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output50
[2023-04-01 22:01:06,148 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output51
[2023-04-01 22:01:06,148 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output52
[2023-04-01 22:01:06,148 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output53
[2023-04-01 22:01:06,148 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output54
[2023-04-01 22:01:06,149 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output55
[2023-04-01 22:01:06,149 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output56
[2023-04-01 22:01:06,149 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output57
[2023-04-01 22:01:06,149 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output58
[2023-04-01 22:01:06,149 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output59
[2023-04-01 22:01:06,149 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output60
[2023-04-01 22:01:06,149 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output61
[2023-04-01 22:01:06,149 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output62
[2023-04-01 22:01:06,149 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output63
[2023-04-01 22:01:06,149 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output64
[2023-04-01 22:01:06,149 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output65
[2023-04-01 22:01:06,149 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output66
[2023-04-01 22:01:06,149 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output67
[2023-04-01 22:01:06,150 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output68
[2023-04-01 22:01:06,150 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output69
[2023-04-01 22:01:06,150 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output70
[2023-04-01 22:01:06,150 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output71
[2023-04-01 22:01:06,150 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output72
[2023-04-01 22:01:06,150 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output73
[2023-04-01 22:01:06,150 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output74
[2023-04-01 22:01:06,150 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output75
[2023-04-01 22:01:06,150 INFO  L130     BoogieDeclarations]: Found specification of procedure abort
[2023-04-01 22:01:06,150 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2023-04-01 22:01:06,150 INFO  L130     BoogieDeclarations]: Found specification of procedure reach_error
[2023-04-01 22:01:06,150 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-04-01 22:01:06,150 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2023-04-01 22:01:06,151 INFO  L130     BoogieDeclarations]: Found specification of procedure exit
[2023-04-01 22:01:06,151 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2023-04-01 22:01:06,151 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2023-04-01 22:01:06,151 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2023-04-01 22:01:06,151 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-04-01 22:01:06,151 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2023-04-01 22:01:06,151 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2023-04-01 22:01:06,151 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-04-01 22:01:06,475 INFO  L236             CfgBuilder]: Building ICFG
[2023-04-01 22:01:06,488 INFO  L262             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-04-01 22:02:12,996 INFO  L277             CfgBuilder]: Performing block encoding
[2023-04-01 22:02:13,083 INFO  L297             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-04-01 22:02:13,083 INFO  L302             CfgBuilder]: Removed 1 assume(true) statements.
[2023-04-01 22:02:13,106 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 10:02:13 BoogieIcfgContainer
[2023-04-01 22:02:13,106 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-04-01 22:02:13,110 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-04-01 22:02:13,110 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2023-04-01 22:02:13,113 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2023-04-01 22:02:13,113 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 10:00:24" (1/3) ...
[2023-04-01 22:02:13,114 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@485b865 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 10:02:13, skipping insertion in model container
[2023-04-01 22:02:13,114 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:00:58" (2/3) ...
[2023-04-01 22:02:13,114 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@485b865 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 10:02:13, skipping insertion in model container
[2023-04-01 22:02:13,115 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 10:02:13" (3/3) ...
[2023-04-01 22:02:13,116 INFO  L112   eAbstractionObserver]: Analyzing ICFG Problem09_label20.c
[2023-04-01 22:02:13,132 INFO  L203   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-04-01 22:02:13,132 INFO  L162   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2023-04-01 22:02:13,571 INFO  L356      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-04-01 22:02:13,578 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=PETRI_NET, 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;@2226239f, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=<UNSUPPORTED>, UseSemiCommutativity=<UNSUPPORTED>, Solver=<NOT_USED>, SolverTimeout=<NOT_USED>]
[2023-04-01 22:02:13,578 INFO  L358      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2023-04-01 22:02:13,635 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 20661 states, 20505 states have (on average 1.8958790538892953) internal successors, (38875), 20506 states have internal predecessors, (38875), 77 states have call successors, (77), 77 states have call predecessors, (77), 77 states have return successors, (77), 77 states have call predecessors, (77), 77 states have call successors, (77)
[2023-04-01 22:02:15,475 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16634
[2023-04-01 22:02:15,475 INFO  L187           NwaCegarLoop]: Found error trace
[2023-04-01 22:02:15,486 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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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[2023-04-01 22:02:15,489 INFO  L420      AbstractCegarLoop]: === Iteration 1 === Targeting calculate_output75Err0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_output75Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-04-01 22:02:15,498 INFO  L145       PredicateUnifier]: Initialized classic predicate unifier
[2023-04-01 22:02:15,504 INFO  L85        PathProgramCache]: Analyzing trace with hash -685917499, now seen corresponding path program 1 times
[2023-04-01 22:02:15,512 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-04-01 22:02:15,513 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571794626]
[2023-04-01 22:02:15,520 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-04-01 22:02:15,520 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-04-01 22:02:20,986 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat