java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem07_label36_false-unreach-call.c


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This is Ultimate 0.1.23-0fd1304
[2018-10-23 21:45:42,594 INFO  L170        SettingsManager]: Resetting all preferences to default values...
[2018-10-23 21:45:42,596 INFO  L174        SettingsManager]: Resetting UltimateCore preferences to default values
[2018-10-23 21:45:42,612 INFO  L177        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2018-10-23 21:45:42,612 INFO  L174        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2018-10-23 21:45:42,613 INFO  L174        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2018-10-23 21:45:42,615 INFO  L174        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2018-10-23 21:45:42,617 INFO  L174        SettingsManager]: Resetting LassoRanker preferences to default values
[2018-10-23 21:45:42,618 INFO  L174        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2018-10-23 21:45:42,619 INFO  L174        SettingsManager]: Resetting SyntaxChecker preferences to default values
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[2018-10-23 21:45:42,621 INFO  L174        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2018-10-23 21:45:42,622 INFO  L174        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2018-10-23 21:45:42,624 INFO  L174        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2018-10-23 21:45:42,624 INFO  L174        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2018-10-23 21:45:42,626 INFO  L174        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2018-10-23 21:45:42,628 INFO  L174        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2018-10-23 21:45:42,630 INFO  L174        SettingsManager]: Resetting CodeCheck preferences to default values
[2018-10-23 21:45:42,638 INFO  L174        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2018-10-23 21:45:42,639 INFO  L174        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2018-10-23 21:45:42,645 INFO  L174        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2018-10-23 21:45:42,649 INFO  L177        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2018-10-23 21:45:42,649 INFO  L177        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2018-10-23 21:45:42,649 INFO  L174        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2018-10-23 21:45:42,650 INFO  L174        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2018-10-23 21:45:42,652 INFO  L174        SettingsManager]: Resetting Boogie Printer preferences to default values
[2018-10-23 21:45:42,652 INFO  L174        SettingsManager]: Resetting ReqPrinter preferences to default values
[2018-10-23 21:45:42,653 INFO  L174        SettingsManager]: Resetting Witness Printer preferences to default values
[2018-10-23 21:45:42,655 INFO  L177        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2018-10-23 21:45:42,655 INFO  L174        SettingsManager]: Resetting CDTParser preferences to default values
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[2018-10-23 21:45:42,658 INFO  L177        SettingsManager]: ReqParser provides no preferences, ignoring...
[2018-10-23 21:45:42,658 INFO  L174        SettingsManager]: Resetting SmtParser preferences to default values
[2018-10-23 21:45:42,659 INFO  L174        SettingsManager]: Resetting Witness Parser preferences to default values
[2018-10-23 21:45:42,660 INFO  L181        SettingsManager]: Finished resetting all preferences to default values...
[2018-10-23 21:45:42,660 INFO  L98         SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf
[2018-10-23 21:45:42,690 INFO  L110        SettingsManager]: Loading preferences was successful
[2018-10-23 21:45:42,690 INFO  L112        SettingsManager]: Preferences different from defaults after loading the file:
[2018-10-23 21:45:42,691 INFO  L131        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2018-10-23 21:45:42,692 INFO  L133        SettingsManager]:  * User list type=DISABLED
[2018-10-23 21:45:42,693 INFO  L133        SettingsManager]:  * calls to implemented procedures=false
[2018-10-23 21:45:42,694 INFO  L131        SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2018-10-23 21:45:42,694 INFO  L133        SettingsManager]:  * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain
[2018-10-23 21:45:42,694 INFO  L133        SettingsManager]:  * Abstract domain=CompoundDomain
[2018-10-23 21:45:42,694 INFO  L133        SettingsManager]:  * Log string format=TERM
[2018-10-23 21:45:42,694 INFO  L133        SettingsManager]:  * Check feasibility of abstract posts with an SMT solver=true
[2018-10-23 21:45:42,695 INFO  L133        SettingsManager]:  * Use the RCFG-of-the-future interface=true
[2018-10-23 21:45:42,695 INFO  L133        SettingsManager]:  * Interval Domain=false
[2018-10-23 21:45:42,696 INFO  L131        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-10-23 21:45:42,696 INFO  L133        SettingsManager]:  * Overapproximate operations on floating types=true
[2018-10-23 21:45:42,696 INFO  L133        SettingsManager]:  * Check division by zero=IGNORE
[2018-10-23 21:45:42,696 INFO  L133        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2018-10-23 21:45:42,697 INFO  L133        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-10-23 21:45:42,698 INFO  L133        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2018-10-23 21:45:42,698 INFO  L133        SettingsManager]:  * Check if freed pointer was valid=false
[2018-10-23 21:45:42,698 INFO  L133        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2018-10-23 21:45:42,698 INFO  L131        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-10-23 21:45:42,698 INFO  L133        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2018-10-23 21:45:42,699 INFO  L133        SettingsManager]:  * To the following directory=./dump/
[2018-10-23 21:45:42,699 INFO  L133        SettingsManager]:  * SMT solver=External_DefaultMode
[2018-10-23 21:45:42,699 INFO  L133        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-10-23 21:45:42,699 INFO  L131        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-10-23 21:45:42,700 INFO  L133        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2018-10-23 21:45:42,700 INFO  L133        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2018-10-23 21:45:42,700 INFO  L133        SettingsManager]:  * Trace refinement strategy=TAIPAN
[2018-10-23 21:45:42,700 INFO  L133        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2018-10-23 21:45:42,700 INFO  L133        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-10-23 21:45:42,701 INFO  L133        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2018-10-23 21:45:42,701 INFO  L133        SettingsManager]:  * To the following directory=dump/
[2018-10-23 21:45:42,701 INFO  L133        SettingsManager]:  * Abstract interpretation Mode=USE_PREDICATES
[2018-10-23 21:45:42,779 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2018-10-23 21:45:42,791 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2018-10-23 21:45:42,795 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2018-10-23 21:45:42,796 INFO  L271        PluginConnector]: Initializing CDTParser...
[2018-10-23 21:45:42,797 INFO  L276        PluginConnector]: CDTParser initialized
[2018-10-23 21:45:42,797 INFO  L418   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem07_label36_false-unreach-call.c
[2018-10-23 21:45:42,856 INFO  L218              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/8ab9a9777/50180ed540e549a793efe54310432f04/FLAG3b49feea9
[2018-10-23 21:45:44,869 INFO  L298              CDTParser]: Found 1 translation units.
[2018-10-23 21:45:44,870 INFO  L158              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem07_label36_false-unreach-call.c
[2018-10-23 21:45:45,050 INFO  L346              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/8ab9a9777/50180ed540e549a793efe54310432f04/FLAG3b49feea9
[2018-10-23 21:45:45,067 INFO  L354              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/8ab9a9777/50180ed540e549a793efe54310432f04
[2018-10-23 21:45:45,079 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-10-23 21:45:45,081 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2018-10-23 21:45:45,082 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2018-10-23 21:45:45,082 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2018-10-23 21:45:45,087 INFO  L276        PluginConnector]: CACSL2BoogieTranslator initialized
[2018-10-23 21:45:45,088 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 09:45:45" (1/1) ...
[2018-10-23 21:45:45,092 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5392a41c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:45:45, skipping insertion in model container
[2018-10-23 21:45:45,093 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 09:45:45" (1/1) ...
[2018-10-23 21:45:45,105 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2018-10-23 21:45:46,422 INFO  L174         MainTranslator]: Built tables and reachable declarations
[2018-10-23 21:45:56,944 INFO  L202          PostProcessor]: Analyzing one entry point: main
[2018-10-23 21:45:56,949 INFO  L189         MainTranslator]: Completed pre-run
[2018-10-23 21:46:03,360 INFO  L202          PostProcessor]: Analyzing one entry point: main
[2018-10-23 21:46:04,281 INFO  L193         MainTranslator]: Completed translation
[2018-10-23 21:46:04,282 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:04 WrapperNode
[2018-10-23 21:46:04,282 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2018-10-23 21:46:04,283 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2018-10-23 21:46:04,283 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2018-10-23 21:46:04,283 INFO  L276        PluginConnector]: Boogie Procedure Inliner initialized
[2018-10-23 21:46:04,290 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:04" (1/1) ...
[2018-10-23 21:46:04,698 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:04" (1/1) ...
[2018-10-23 21:46:08,040 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2018-10-23 21:46:08,041 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-10-23 21:46:08,041 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2018-10-23 21:46:08,041 INFO  L276        PluginConnector]: Boogie Preprocessor initialized
[2018-10-23 21:46:08,052 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:04" (1/1) ...
[2018-10-23 21:46:08,052 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:04" (1/1) ...
[2018-10-23 21:46:08,306 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:04" (1/1) ...
[2018-10-23 21:46:08,306 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:04" (1/1) ...
[2018-10-23 21:46:09,265 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:04" (1/1) ...
[2018-10-23 21:46:09,463 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:04" (1/1) ...
[2018-10-23 21:46:09,897 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:04" (1/1) ...
[2018-10-23 21:46:10,230 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-10-23 21:46:10,231 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2018-10-23 21:46:10,231 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2018-10-23 21:46:10,231 INFO  L276        PluginConnector]: RCFGBuilder initialized
[2018-10-23 21:46:10,232 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:04" (1/1) ...
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-10-23 21:46:10,292 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2018-10-23 21:46:10,292 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2018-10-23 21:46:10,292 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output29
[2018-10-23 21:46:10,293 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output29
[2018-10-23 21:46:10,293 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output28
[2018-10-23 21:46:10,293 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output28
[2018-10-23 21:46:10,293 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output36
[2018-10-23 21:46:10,293 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output36
[2018-10-23 21:46:10,293 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output35
[2018-10-23 21:46:10,294 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output35
[2018-10-23 21:46:10,296 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output38
[2018-10-23 21:46:10,296 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output38
[2018-10-23 21:46:10,296 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output37
[2018-10-23 21:46:10,296 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output37
[2018-10-23 21:46:10,297 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output32
[2018-10-23 21:46:10,297 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output32
[2018-10-23 21:46:10,297 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output31
[2018-10-23 21:46:10,297 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output31
[2018-10-23 21:46:10,297 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output34
[2018-10-23 21:46:10,297 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output34
[2018-10-23 21:46:10,297 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output33
[2018-10-23 21:46:10,298 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output33
[2018-10-23 21:46:10,298 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output30
[2018-10-23 21:46:10,298 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output30
[2018-10-23 21:46:10,298 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output39
[2018-10-23 21:46:10,299 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output39
[2018-10-23 21:46:10,299 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output46
[2018-10-23 21:46:10,299 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output46
[2018-10-23 21:46:10,299 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output43
[2018-10-23 21:46:10,299 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output43
[2018-10-23 21:46:10,299 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output42
[2018-10-23 21:46:10,300 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output42
[2018-10-23 21:46:10,300 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output45
[2018-10-23 21:46:10,300 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output45
[2018-10-23 21:46:10,300 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output44
[2018-10-23 21:46:10,300 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output44
[2018-10-23 21:46:10,300 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output41
[2018-10-23 21:46:10,300 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output41
[2018-10-23 21:46:10,301 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output40
[2018-10-23 21:46:10,302 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output40
[2018-10-23 21:46:10,302 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output9
[2018-10-23 21:46:10,302 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output9
[2018-10-23 21:46:10,302 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output14
[2018-10-23 21:46:10,302 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output14
[2018-10-23 21:46:10,302 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output8
[2018-10-23 21:46:10,302 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output8
[2018-10-23 21:46:10,303 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output13
[2018-10-23 21:46:10,303 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output13
[2018-10-23 21:46:10,303 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output7
[2018-10-23 21:46:10,303 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output7
[2018-10-23 21:46:10,303 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output16
[2018-10-23 21:46:10,303 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output16
[2018-10-23 21:46:10,303 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output6
[2018-10-23 21:46:10,304 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output6
[2018-10-23 21:46:10,304 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output15
[2018-10-23 21:46:10,304 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output15
[2018-10-23 21:46:10,304 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output5
[2018-10-23 21:46:10,304 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output5
[2018-10-23 21:46:10,304 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output10
[2018-10-23 21:46:10,305 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output10
[2018-10-23 21:46:10,305 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output4
[2018-10-23 21:46:10,305 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output4
[2018-10-23 21:46:10,305 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output3
[2018-10-23 21:46:10,305 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output3
[2018-10-23 21:46:10,305 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output12
[2018-10-23 21:46:10,305 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output12
[2018-10-23 21:46:10,306 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output2
[2018-10-23 21:46:10,306 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output2
[2018-10-23 21:46:10,306 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output11
[2018-10-23 21:46:10,306 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output11
[2018-10-23 21:46:10,306 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output
[2018-10-23 21:46:10,306 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output
[2018-10-23 21:46:10,306 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output18
[2018-10-23 21:46:10,307 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output18
[2018-10-23 21:46:10,309 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output17
[2018-10-23 21:46:10,309 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output17
[2018-10-23 21:46:10,309 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output19
[2018-10-23 21:46:10,309 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output19
[2018-10-23 21:46:10,310 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output25
[2018-10-23 21:46:10,310 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output25
[2018-10-23 21:46:10,310 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output24
[2018-10-23 21:46:10,310 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output24
[2018-10-23 21:46:10,310 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2018-10-23 21:46:10,311 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2018-10-23 21:46:10,311 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output27
[2018-10-23 21:46:10,311 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output27
[2018-10-23 21:46:10,311 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output26
[2018-10-23 21:46:10,311 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output26
[2018-10-23 21:46:10,311 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output21
[2018-10-23 21:46:10,311 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output21
[2018-10-23 21:46:10,312 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output20
[2018-10-23 21:46:10,313 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output20
[2018-10-23 21:46:10,314 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output23
[2018-10-23 21:46:10,314 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output23
[2018-10-23 21:46:10,314 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output22
[2018-10-23 21:46:10,314 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output22
[2018-10-23 21:46:10,314 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2018-10-23 21:46:10,314 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2018-10-23 21:47:01,186 INFO  L341             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2018-10-23 21:47:01,187 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 09:47:01 BoogieIcfgContainer
[2018-10-23 21:47:01,187 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2018-10-23 21:47:01,188 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2018-10-23 21:47:01,188 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2018-10-23 21:47:01,191 INFO  L276        PluginConnector]: TraceAbstraction initialized
[2018-10-23 21:47:01,192 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 09:45:45" (1/3) ...
[2018-10-23 21:47:01,192 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d45c09a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 09:47:01, skipping insertion in model container
[2018-10-23 21:47:01,193 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:04" (2/3) ...
[2018-10-23 21:47:01,193 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d45c09a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 09:47:01, skipping insertion in model container
[2018-10-23 21:47:01,193 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 09:47:01" (3/3) ...
[2018-10-23 21:47:01,195 INFO  L112   eAbstractionObserver]: Analyzing ICFG Problem07_label36_false-unreach-call.c
[2018-10-23 21:47:01,204 INFO  L136   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2018-10-23 21:47:01,217 INFO  L148   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2018-10-23 21:47:01,233 INFO  L257      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2018-10-23 21:47:01,314 INFO  L382      AbstractCegarLoop]: Interprodecural is true
[2018-10-23 21:47:01,314 INFO  L383      AbstractCegarLoop]: Hoare is true
[2018-10-23 21:47:01,314 INFO  L384      AbstractCegarLoop]: Compute interpolants for FPandBP
[2018-10-23 21:47:01,314 INFO  L385      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2018-10-23 21:47:01,314 INFO  L386      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2018-10-23 21:47:01,314 INFO  L387      AbstractCegarLoop]: Difference is false
[2018-10-23 21:47:01,314 INFO  L388      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2018-10-23 21:47:01,315 INFO  L393      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2018-10-23 21:47:01,465 INFO  L276                IsEmpty]: Start isEmpty. Operand 10447 states.
[2018-10-23 21:47:02,137 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10190
[2018-10-23 21:47:02,138 INFO  L367         BasicCegarLoop]: Found error trace
[2018-10-23 21:47:02,146 INFO  L375         BasicCegarLoop]: 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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[2018-10-23 21:47:02,149 INFO  L424      AbstractCegarLoop]: === Iteration 1 === [calculate_output46Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2018-10-23 21:47:02,154 INFO  L141       PredicateUnifier]: Initialized classic predicate unifier
[2018-10-23 21:47:02,159 INFO  L82        PathProgramCache]: Analyzing trace with hash 1094039469, now seen corresponding path program 1 times
[2018-10-23 21:47:02,161 INFO  L69    tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy
[2018-10-23 21:47:02,212 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-23 21:47:02,213 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-23 21:47:02,213 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-23 21:47:02,213 INFO  L288   anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation)
[2018-10-23 21:47:05,228 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-10-23 21:48:50,029 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-10-23 21:48:50,031 INFO  L312   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-10-23 21:48:50,032 INFO  L327   seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2018-10-23 21:48:50,033 INFO  L258   anRefinementStrategy]: Using the first perfect interpolant sequence
[2018-10-23 21:48:50,052 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 3 states
[2018-10-23 21:48:50,067 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2018-10-23 21:48:50,068 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2018-10-23 21:48:50,071 INFO  L87              Difference]: Start difference. First operand 10447 states. Second operand 3 states.
[2018-10-23 21:49:45,942 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-10-23 21:49:45,942 INFO  L93              Difference]: Finished difference Result 31267 states and 61880 transitions.
[2018-10-23 21:49:45,946 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2018-10-23 21:49:45,947 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 10189
[2018-10-23 21:49:45,975 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-10-23 21:49:46,124 INFO  L225             Difference]: With dead ends: 31267
[2018-10-23 21:49:46,124 INFO  L226             Difference]: Without dead ends: 20818
[2018-10-23 21:49:46,154 INFO  L605         BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 3 SyntacticMatches, 47 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2018-10-23 21:49:46,203 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 20818 states.
[2018-10-23 21:49:46,802 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 20818 to 20818.
[2018-10-23 21:49:46,804 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 20818 states.
[2018-10-23 21:49:46,876 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 20818 states to 20818 states and 36155 transitions.
[2018-10-23 21:49:46,878 INFO  L78                 Accepts]: Start accepts. Automaton has 20818 states and 36155 transitions. Word has length 10189
[2018-10-23 21:49:46,899 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-10-23 21:49:46,899 INFO  L481      AbstractCegarLoop]: Abstraction has 20818 states and 36155 transitions.
[2018-10-23 21:49:46,899 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2018-10-23 21:49:46,900 INFO  L276                IsEmpty]: Start isEmpty. Operand 20818 states and 36155 transitions.
Received shutdown request...
[2018-10-23 21:49:48,489 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10199
[2018-10-23 21:49:48,489 INFO  L367         BasicCegarLoop]: Found error trace
[2018-10-23 21:49:48,495 INFO  L375         BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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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[2018-10-23 21:49:48,496 INFO  L424      AbstractCegarLoop]: === Iteration 2 === [calculate_output46Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2018-10-23 21:49:48,497 INFO  L141       PredicateUnifier]: Initialized classic predicate unifier
[2018-10-23 21:49:48,504 INFO  L82        PathProgramCache]: Analyzing trace with hash -1460944537, now seen corresponding path program 1 times
[2018-10-23 21:49:48,505 INFO  L69    tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy
[2018-10-23 21:49:48,511 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-23 21:49:48,511 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-23 21:49:48,511 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-23 21:49:48,512 INFO  L288   anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation)
[2018-10-23 21:49:49,679 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unknown
[2018-10-23 21:49:49,685 INFO  L258   seRefinementStrategy]: Advancing trace checker
[2018-10-23 21:49:49,685 INFO  L171   anRefinementStrategy]: Switched to traceCheck mode Z3_NO_IG
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3
Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2018-10-23 21:49:49,705 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-23 21:49:49,706 INFO  L288   anRefinementStrategy]: Using traceCheck mode Z3_NO_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: null)
Cannot interrupt operation gracefully because timeout expired. Forcing shutdown