java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem07_label42_false-unreach-call.c


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


This is Ultimate 0.1.23-df4b876
[2018-11-07 17:25:40,368 INFO  L170        SettingsManager]: Resetting all preferences to default values...
[2018-11-07 17:25:40,371 INFO  L174        SettingsManager]: Resetting UltimateCore preferences to default values
[2018-11-07 17:25:40,389 INFO  L177        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2018-11-07 17:25:40,389 INFO  L174        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2018-11-07 17:25:40,390 INFO  L174        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2018-11-07 17:25:40,391 INFO  L174        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2018-11-07 17:25:40,393 INFO  L174        SettingsManager]: Resetting LassoRanker preferences to default values
[2018-11-07 17:25:40,395 INFO  L174        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2018-11-07 17:25:40,396 INFO  L174        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2018-11-07 17:25:40,397 INFO  L177        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2018-11-07 17:25:40,397 INFO  L174        SettingsManager]: Resetting LTL2Aut preferences to default values
[2018-11-07 17:25:40,398 INFO  L174        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2018-11-07 17:25:40,399 INFO  L174        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2018-11-07 17:25:40,400 INFO  L174        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2018-11-07 17:25:40,401 INFO  L174        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2018-11-07 17:25:40,402 INFO  L174        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2018-11-07 17:25:40,404 INFO  L174        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2018-11-07 17:25:40,405 INFO  L174        SettingsManager]: Resetting CodeCheck preferences to default values
[2018-11-07 17:25:40,407 INFO  L174        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2018-11-07 17:25:40,408 INFO  L174        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2018-11-07 17:25:40,410 INFO  L174        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2018-11-07 17:25:40,412 INFO  L177        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2018-11-07 17:25:40,412 INFO  L177        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2018-11-07 17:25:40,413 INFO  L174        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2018-11-07 17:25:40,414 INFO  L174        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2018-11-07 17:25:40,415 INFO  L174        SettingsManager]: Resetting Boogie Printer preferences to default values
[2018-11-07 17:25:40,415 INFO  L174        SettingsManager]: Resetting ReqPrinter preferences to default values
[2018-11-07 17:25:40,416 INFO  L174        SettingsManager]: Resetting Witness Printer preferences to default values
[2018-11-07 17:25:40,417 INFO  L177        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2018-11-07 17:25:40,418 INFO  L174        SettingsManager]: Resetting CDTParser preferences to default values
[2018-11-07 17:25:40,418 INFO  L177        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2018-11-07 17:25:40,418 INFO  L177        SettingsManager]: ReqParser provides no preferences, ignoring...
[2018-11-07 17:25:40,419 INFO  L174        SettingsManager]: Resetting SmtParser preferences to default values
[2018-11-07 17:25:40,420 INFO  L174        SettingsManager]: Resetting Witness Parser preferences to default values
[2018-11-07 17:25:40,421 INFO  L181        SettingsManager]: Finished resetting all preferences to default values...
[2018-11-07 17:25:40,421 INFO  L98         SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf
[2018-11-07 17:25:40,436 INFO  L110        SettingsManager]: Loading preferences was successful
[2018-11-07 17:25:40,436 INFO  L112        SettingsManager]: Preferences different from defaults after loading the file:
[2018-11-07 17:25:40,437 INFO  L131        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2018-11-07 17:25:40,437 INFO  L133        SettingsManager]:  * User list type=DISABLED
[2018-11-07 17:25:40,437 INFO  L133        SettingsManager]:  * calls to implemented procedures=false
[2018-11-07 17:25:40,438 INFO  L131        SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2018-11-07 17:25:40,438 INFO  L133        SettingsManager]:  * Maximum recursion depth of evaluation operations=6
[2018-11-07 17:25:40,438 INFO  L133        SettingsManager]:  * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain
[2018-11-07 17:25:40,438 INFO  L133        SettingsManager]:  * Octagon Domain=false
[2018-11-07 17:25:40,438 INFO  L133        SettingsManager]:  * Abstract domain=CompoundDomain
[2018-11-07 17:25:40,438 INFO  L133        SettingsManager]:  * Log string format=TERM
[2018-11-07 17:25:40,439 INFO  L133        SettingsManager]:  * Check feasibility of abstract posts with an SMT solver=true
[2018-11-07 17:25:40,439 INFO  L133        SettingsManager]:  * Use the RCFG-of-the-future interface=true
[2018-11-07 17:25:40,440 INFO  L131        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-11-07 17:25:40,440 INFO  L133        SettingsManager]:  * Overapproximate operations on floating types=true
[2018-11-07 17:25:40,440 INFO  L133        SettingsManager]:  * Check division by zero=IGNORE
[2018-11-07 17:25:40,440 INFO  L133        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2018-11-07 17:25:40,440 INFO  L133        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-11-07 17:25:40,440 INFO  L133        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2018-11-07 17:25:40,441 INFO  L133        SettingsManager]:  * Check if freed pointer was valid=false
[2018-11-07 17:25:40,441 INFO  L133        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2018-11-07 17:25:40,441 INFO  L131        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-11-07 17:25:40,441 INFO  L133        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2018-11-07 17:25:40,441 INFO  L133        SettingsManager]:  * To the following directory=./dump/
[2018-11-07 17:25:40,442 INFO  L133        SettingsManager]:  * SMT solver=External_DefaultMode
[2018-11-07 17:25:40,442 INFO  L133        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-11-07 17:25:40,442 INFO  L131        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-11-07 17:25:40,442 INFO  L133        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2018-11-07 17:25:40,442 INFO  L133        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2018-11-07 17:25:40,443 INFO  L133        SettingsManager]:  * Trace refinement strategy=TAIPAN
[2018-11-07 17:25:40,443 INFO  L133        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2018-11-07 17:25:40,443 INFO  L133        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-11-07 17:25:40,443 INFO  L133        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2018-11-07 17:25:40,443 INFO  L133        SettingsManager]:  * To the following directory=dump/
[2018-11-07 17:25:40,443 INFO  L133        SettingsManager]:  * Abstract interpretation Mode=USE_PREDICATES
[2018-11-07 17:25:40,485 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2018-11-07 17:25:40,501 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2018-11-07 17:25:40,504 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2018-11-07 17:25:40,505 INFO  L271        PluginConnector]: Initializing CDTParser...
[2018-11-07 17:25:40,505 INFO  L276        PluginConnector]: CDTParser initialized
[2018-11-07 17:25:40,506 INFO  L418   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem07_label42_false-unreach-call.c
[2018-11-07 17:25:40,565 INFO  L218              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eab83bef2/ae538a7a19c44d1ea0cb3db0c7f41bf5/FLAG5602431c3
[2018-11-07 17:25:42,640 INFO  L298              CDTParser]: Found 1 translation units.
[2018-11-07 17:25:42,641 INFO  L158              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem07_label42_false-unreach-call.c
[2018-11-07 17:25:42,807 INFO  L346              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eab83bef2/ae538a7a19c44d1ea0cb3db0c7f41bf5/FLAG5602431c3
[2018-11-07 17:25:42,822 INFO  L354              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eab83bef2/ae538a7a19c44d1ea0cb3db0c7f41bf5
[2018-11-07 17:25:42,832 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-11-07 17:25:42,833 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2018-11-07 17:25:42,834 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2018-11-07 17:25:42,834 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2018-11-07 17:25:42,838 INFO  L276        PluginConnector]: CACSL2BoogieTranslator initialized
[2018-11-07 17:25:42,840 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 05:25:42" (1/1) ...
[2018-11-07 17:25:42,845 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f6fc82c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:25:42, skipping insertion in model container
[2018-11-07 17:25:42,845 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 05:25:42" (1/1) ...
[2018-11-07 17:25:42,856 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2018-11-07 17:25:44,181 INFO  L174         MainTranslator]: Built tables and reachable declarations
[2018-11-07 17:25:54,148 INFO  L202          PostProcessor]: Analyzing one entry point: main
[2018-11-07 17:25:54,152 INFO  L189         MainTranslator]: Completed pre-run
[2018-11-07 17:26:00,326 INFO  L202          PostProcessor]: Analyzing one entry point: main
[2018-11-07 17:26:01,249 INFO  L193         MainTranslator]: Completed translation
[2018-11-07 17:26:01,249 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:26:01 WrapperNode
[2018-11-07 17:26:01,250 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2018-11-07 17:26:01,251 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2018-11-07 17:26:01,251 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2018-11-07 17:26:01,251 INFO  L276        PluginConnector]: Boogie Procedure Inliner initialized
[2018-11-07 17:26:01,258 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:26:01" (1/1) ...
[2018-11-07 17:26:04,415 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:26:01" (1/1) ...
[2018-11-07 17:26:04,454 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2018-11-07 17:26:04,457 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-11-07 17:26:04,457 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2018-11-07 17:26:04,457 INFO  L276        PluginConnector]: Boogie Preprocessor initialized
[2018-11-07 17:26:04,469 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:26:01" (1/1) ...
[2018-11-07 17:26:04,469 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:26:01" (1/1) ...
[2018-11-07 17:26:04,745 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:26:01" (1/1) ...
[2018-11-07 17:26:04,746 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:26:01" (1/1) ...
[2018-11-07 17:26:05,715 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:26:01" (1/1) ...
[2018-11-07 17:26:05,886 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:26:01" (1/1) ...
[2018-11-07 17:26:06,216 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:26:01" (1/1) ...
[2018-11-07 17:26:06,537 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-11-07 17:26:06,537 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2018-11-07 17:26:06,537 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2018-11-07 17:26:06,537 INFO  L276        PluginConnector]: RCFGBuilder initialized
[2018-11-07 17:26:06,538 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:26:01" (1/1) ...
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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
[2018-11-07 17:26:06,602 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2018-11-07 17:26:06,602 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2018-11-07 17:26:06,603 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output29
[2018-11-07 17:26:06,603 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output29
[2018-11-07 17:26:06,603 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output28
[2018-11-07 17:26:06,603 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output28
[2018-11-07 17:26:06,603 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output36
[2018-11-07 17:26:06,603 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output36
[2018-11-07 17:26:06,604 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output35
[2018-11-07 17:26:06,604 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output35
[2018-11-07 17:26:06,604 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output38
[2018-11-07 17:26:06,604 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output38
[2018-11-07 17:26:06,604 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output37
[2018-11-07 17:26:06,604 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output37
[2018-11-07 17:26:06,605 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output32
[2018-11-07 17:26:06,605 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output32
[2018-11-07 17:26:06,605 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output31
[2018-11-07 17:26:06,605 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output31
[2018-11-07 17:26:06,605 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output34
[2018-11-07 17:26:06,605 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output34
[2018-11-07 17:26:06,606 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output33
[2018-11-07 17:26:06,606 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output33
[2018-11-07 17:26:06,606 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output30
[2018-11-07 17:26:06,606 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output30
[2018-11-07 17:26:06,606 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output39
[2018-11-07 17:26:06,606 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output39
[2018-11-07 17:26:06,606 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output46
[2018-11-07 17:26:06,606 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output46
[2018-11-07 17:26:06,607 INFO  L130     BoogieDeclarations]: Found specification of procedure exit
[2018-11-07 17:26:06,607 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output43
[2018-11-07 17:26:06,607 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output43
[2018-11-07 17:26:06,607 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output42
[2018-11-07 17:26:06,607 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output42
[2018-11-07 17:26:06,607 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output45
[2018-11-07 17:26:06,607 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output45
[2018-11-07 17:26:06,607 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output44
[2018-11-07 17:26:06,607 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output44
[2018-11-07 17:26:06,608 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output41
[2018-11-07 17:26:06,608 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output41
[2018-11-07 17:26:06,608 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output40
[2018-11-07 17:26:06,608 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output40
[2018-11-07 17:26:06,608 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output9
[2018-11-07 17:26:06,608 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output9
[2018-11-07 17:26:06,608 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output14
[2018-11-07 17:26:06,608 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output14
[2018-11-07 17:26:06,608 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output8
[2018-11-07 17:26:06,609 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output8
[2018-11-07 17:26:06,609 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output13
[2018-11-07 17:26:06,609 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output13
[2018-11-07 17:26:06,609 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output7
[2018-11-07 17:26:06,609 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output7
[2018-11-07 17:26:06,609 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output16
[2018-11-07 17:26:06,609 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output16
[2018-11-07 17:26:06,609 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output6
[2018-11-07 17:26:06,609 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output6
[2018-11-07 17:26:06,609 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output15
[2018-11-07 17:26:06,610 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output15
[2018-11-07 17:26:06,610 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output5
[2018-11-07 17:26:06,610 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output5
[2018-11-07 17:26:06,610 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output10
[2018-11-07 17:26:06,610 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output10
[2018-11-07 17:26:06,610 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output4
[2018-11-07 17:26:06,610 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output4
[2018-11-07 17:26:06,610 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output3
[2018-11-07 17:26:06,610 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output3
[2018-11-07 17:26:06,611 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output12
[2018-11-07 17:26:06,611 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output12
[2018-11-07 17:26:06,611 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output2
[2018-11-07 17:26:06,611 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output2
[2018-11-07 17:26:06,611 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output11
[2018-11-07 17:26:06,611 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output11
[2018-11-07 17:26:06,611 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output
[2018-11-07 17:26:06,612 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output
[2018-11-07 17:26:06,612 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output18
[2018-11-07 17:26:06,612 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output18
[2018-11-07 17:26:06,612 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output17
[2018-11-07 17:26:06,612 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output17
[2018-11-07 17:26:06,612 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output19
[2018-11-07 17:26:06,612 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output19
[2018-11-07 17:26:06,613 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output25
[2018-11-07 17:26:06,613 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output25
[2018-11-07 17:26:06,613 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output24
[2018-11-07 17:26:06,613 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output24
[2018-11-07 17:26:06,613 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2018-11-07 17:26:06,613 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2018-11-07 17:26:06,614 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output27
[2018-11-07 17:26:06,614 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output27
[2018-11-07 17:26:06,614 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output26
[2018-11-07 17:26:06,614 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output26
[2018-11-07 17:26:06,614 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output21
[2018-11-07 17:26:06,614 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output21
[2018-11-07 17:26:06,614 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output20
[2018-11-07 17:26:06,615 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output20
[2018-11-07 17:26:06,615 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output23
[2018-11-07 17:26:06,615 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output23
[2018-11-07 17:26:06,615 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output22
[2018-11-07 17:26:06,615 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output22
[2018-11-07 17:26:06,615 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2018-11-07 17:26:06,616 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2018-11-07 17:26:58,978 INFO  L276             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2018-11-07 17:26:58,979 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 05:26:58 BoogieIcfgContainer
[2018-11-07 17:26:58,979 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2018-11-07 17:26:58,981 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2018-11-07 17:26:58,981 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2018-11-07 17:26:58,985 INFO  L276        PluginConnector]: TraceAbstraction initialized
[2018-11-07 17:26:58,985 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 05:25:42" (1/3) ...
[2018-11-07 17:26:58,986 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fc96c78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 05:26:58, skipping insertion in model container
[2018-11-07 17:26:58,986 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:26:01" (2/3) ...
[2018-11-07 17:26:58,986 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fc96c78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 05:26:58, skipping insertion in model container
[2018-11-07 17:26:58,987 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 05:26:58" (3/3) ...
[2018-11-07 17:26:58,989 INFO  L112   eAbstractionObserver]: Analyzing ICFG Problem07_label42_false-unreach-call.c
[2018-11-07 17:26:58,998 INFO  L136   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2018-11-07 17:26:59,010 INFO  L148   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2018-11-07 17:26:59,028 INFO  L257      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2018-11-07 17:26:59,130 INFO  L382      AbstractCegarLoop]: Interprodecural is true
[2018-11-07 17:26:59,130 INFO  L383      AbstractCegarLoop]: Hoare is true
[2018-11-07 17:26:59,130 INFO  L384      AbstractCegarLoop]: Compute interpolants for FPandBP
[2018-11-07 17:26:59,130 INFO  L385      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2018-11-07 17:26:59,131 INFO  L386      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2018-11-07 17:26:59,131 INFO  L387      AbstractCegarLoop]: Difference is false
[2018-11-07 17:26:59,131 INFO  L388      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2018-11-07 17:26:59,131 INFO  L393      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2018-11-07 17:26:59,294 INFO  L276                IsEmpty]: Start isEmpty. Operand 10447 states.
[2018-11-07 17:27:00,067 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10195
[2018-11-07 17:27:00,067 INFO  L367         BasicCegarLoop]: Found error trace
[2018-11-07 17:27:00,077 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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[2018-11-07 17:27:00,081 INFO  L423      AbstractCegarLoop]: === Iteration 1 === [calculate_output46Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2018-11-07 17:27:00,089 INFO  L141       PredicateUnifier]: Initialized classic predicate unifier
[2018-11-07 17:27:00,097 INFO  L82        PathProgramCache]: Analyzing trace with hash 339547859, now seen corresponding path program 1 times
[2018-11-07 17:27:00,101 INFO  L69    tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy
[2018-11-07 17:27:00,162 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-11-07 17:27:00,163 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-11-07 17:27:00,163 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-11-07 17:27:00,163 INFO  L288   anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation)
[2018-11-07 17:27:03,109 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-11-07 17:27:18,618 WARN  L179               SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4
[2018-11-07 17:28:31,841 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-11-07 17:28:31,844 INFO  L312   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-11-07 17:28:31,846 INFO  L327   seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2018-11-07 17:28:31,846 INFO  L258   anRefinementStrategy]: Using the first perfect interpolant sequence
[2018-11-07 17:28:31,870 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2018-11-07 17:28:31,886 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2018-11-07 17:28:31,887 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2018-11-07 17:28:31,890 INFO  L87              Difference]: Start difference. First operand 10447 states. Second operand 3 states.
[2018-11-07 17:29:35,231 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-11-07 17:29:35,232 INFO  L93              Difference]: Finished difference Result 31267 states and 61880 transitions.
[2018-11-07 17:29:35,232 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2018-11-07 17:29:35,234 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 10194
[2018-11-07 17:29:35,261 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-11-07 17:29:35,394 INFO  L225             Difference]: With dead ends: 31267
[2018-11-07 17:29:35,394 INFO  L226             Difference]: Without dead ends: 20818
[2018-11-07 17:29:35,434 INFO  L604         BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 3 SyntacticMatches, 47 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2018-11-07 17:29:35,487 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 20818 states.
[2018-11-07 17:29:36,147 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 20818 to 20818.
[2018-11-07 17:29:36,149 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 20818 states.
[2018-11-07 17:29:36,218 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 20818 states to 20818 states and 39531 transitions.
[2018-11-07 17:29:36,220 INFO  L78                 Accepts]: Start accepts. Automaton has 20818 states and 39531 transitions. Word has length 10194
[2018-11-07 17:29:36,239 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-11-07 17:29:36,239 INFO  L480      AbstractCegarLoop]: Abstraction has 20818 states and 39531 transitions.
[2018-11-07 17:29:36,239 INFO  L481      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2018-11-07 17:29:36,239 INFO  L276                IsEmpty]: Start isEmpty. Operand 20818 states and 39531 transitions.
[2018-11-07 17:29:36,963 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10207
[2018-11-07 17:29:36,964 INFO  L367         BasicCegarLoop]: Found error trace
[2018-11-07 17:29:36,970 INFO  L375         BasicCegarLoop]: trace histogram [2, 2, 2, 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, 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[2018-11-07 17:29:36,970 INFO  L423      AbstractCegarLoop]: === Iteration 2 === [calculate_output46Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2018-11-07 17:29:36,971 INFO  L141       PredicateUnifier]: Initialized classic predicate unifier
[2018-11-07 17:29:36,978 INFO  L82        PathProgramCache]: Analyzing trace with hash -2050863834, now seen corresponding path program 1 times
[2018-11-07 17:29:36,978 INFO  L69    tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy
[2018-11-07 17:29:36,984 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-11-07 17:29:36,984 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-11-07 17:29:36,984 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-11-07 17:29:36,984 INFO  L288   anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation)
[2018-11-07 17:29:37,548 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-11-07 17:29:39,715 WARN  L179               SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 4
Received shutdown request...
Cannot interrupt operation gracefully because timeout expired. Forcing shutdown