/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic BIGGEST_EQUIVALENCE_CLASS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/test_address.i


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


This is Ultimate 0.1.25-d623d84
[2020-07-21 01:13:53,235 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-07-21 01:13:53,238 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-07-21 01:13:53,260 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-07-21 01:13:53,261 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-07-21 01:13:53,263 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-07-21 01:13:53,266 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-07-21 01:13:53,278 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-07-21 01:13:53,282 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-07-21 01:13:53,283 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-07-21 01:13:53,287 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-07-21 01:13:53,288 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-07-21 01:13:53,290 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-07-21 01:13:53,294 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-07-21 01:13:53,296 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-07-21 01:13:53,298 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-07-21 01:13:53,300 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-07-21 01:13:53,301 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-07-21 01:13:53,304 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-07-21 01:13:53,306 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-07-21 01:13:53,311 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-07-21 01:13:53,312 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-07-21 01:13:53,316 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-07-21 01:13:53,317 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-07-21 01:13:53,320 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-07-21 01:13:53,321 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-07-21 01:13:53,321 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-07-21 01:13:53,324 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-07-21 01:13:53,325 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-07-21 01:13:53,327 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-07-21 01:13:53,327 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-07-21 01:13:53,329 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-07-21 01:13:53,330 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-07-21 01:13:53,334 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-07-21 01:13:53,336 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-07-21 01:13:53,336 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-07-21 01:13:53,337 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-07-21 01:13:53,337 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-07-21 01:13:53,338 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-07-21 01:13:53,339 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-07-21 01:13:53,341 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-07-21 01:13:53,342 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
[2020-07-21 01:13:53,360 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-07-21 01:13:53,361 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-07-21 01:13:53,362 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-07-21 01:13:53,362 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-07-21 01:13:53,363 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-07-21 01:13:53,363 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-07-21 01:13:53,363 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-07-21 01:13:53,363 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-07-21 01:13:53,364 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-07-21 01:13:53,364 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-07-21 01:13:53,364 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-07-21 01:13:53,364 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-07-21 01:13:53,364 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-07-21 01:13:53,365 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-07-21 01:13:53,365 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-07-21 01:13:53,365 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-07-21 01:13:53,365 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-07-21 01:13:53,366 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-07-21 01:13:53,366 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-07-21 01:13:53,366 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-07-21 01:13:53,366 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-07-21 01:13:53,366 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-07-21 01:13:53,367 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-07-21 01:13:53,367 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-07-21 01:13:53,367 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-07-21 01:13:53,367 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-07-21 01:13:53,368 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 01:13:53,368 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-07-21 01:13:53,368 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-07-21 01:13:53,368 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> BIGGEST_EQUIVALENCE_CLASS
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4
[2020-07-21 01:13:53,702 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2020-07-21 01:13:53,720 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-07-21 01:13:53,724 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-07-21 01:13:53,725 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-07-21 01:13:53,728 INFO  L275        PluginConnector]: CDTParser initialized
[2020-07-21 01:13:53,729 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test_address.i
[2020-07-21 01:13:53,816 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc3bc69f1/e16a88f835f54953a01cd2126532c953/FLAG265e30294
[2020-07-21 01:13:54,399 INFO  L306              CDTParser]: Found 1 translation units.
[2020-07-21 01:13:54,400 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test_address.i
[2020-07-21 01:13:54,411 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc3bc69f1/e16a88f835f54953a01cd2126532c953/FLAG265e30294
[2020-07-21 01:13:54,674 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc3bc69f1/e16a88f835f54953a01cd2126532c953
[2020-07-21 01:13:54,687 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-07-21 01:13:54,691 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-07-21 01:13:54,693 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-07-21 01:13:54,693 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-07-21 01:13:54,697 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-07-21 01:13:54,698 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:13:54" (1/1) ...
[2020-07-21 01:13:54,701 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cee54b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:13:54, skipping insertion in model container
[2020-07-21 01:13:54,702 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:13:54" (1/1) ...
[2020-07-21 01:13:54,711 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-07-21 01:13:54,751 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-07-21 01:13:55,111 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-07-21 01:13:55,120 INFO  L203         MainTranslator]: Completed pre-run
[2020-07-21 01:13:55,260 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-07-21 01:13:55,336 INFO  L208         MainTranslator]: Completed translation
[2020-07-21 01:13:55,337 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:13:55 WrapperNode
[2020-07-21 01:13:55,337 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-07-21 01:13:55,338 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-07-21 01:13:55,338 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-07-21 01:13:55,338 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-07-21 01:13:55,355 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:13:55" (1/1) ...
[2020-07-21 01:13:55,355 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:13:55" (1/1) ...
[2020-07-21 01:13:55,370 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:13:55" (1/1) ...
[2020-07-21 01:13:55,371 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:13:55" (1/1) ...
[2020-07-21 01:13:55,383 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:13:55" (1/1) ...
[2020-07-21 01:13:55,385 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:13:55" (1/1) ...
[2020-07-21 01:13:55,388 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:13:55" (1/1) ...
[2020-07-21 01:13:55,394 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-07-21 01:13:55,395 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-07-21 01:13:55,395 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-07-21 01:13:55,395 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-07-21 01:13:55,396 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:13:55" (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
[2020-07-21 01:13:55,468 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-07-21 01:13:55,468 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-07-21 01:13:55,468 INFO  L138     BoogieDeclarations]: Found implementation of procedure __blast_assert
[2020-07-21 01:13:55,468 INFO  L138     BoogieDeclarations]: Found implementation of procedure list_add
[2020-07-21 01:13:55,468 INFO  L138     BoogieDeclarations]: Found implementation of procedure rr_fail_path
[2020-07-21 01:13:55,469 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-07-21 01:13:55,469 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-07-21 01:13:55,469 INFO  L130     BoogieDeclarations]: Found specification of procedure __underflow
[2020-07-21 01:13:55,469 INFO  L130     BoogieDeclarations]: Found specification of procedure __uflow
[2020-07-21 01:13:55,469 INFO  L130     BoogieDeclarations]: Found specification of procedure __overflow
[2020-07-21 01:13:55,469 INFO  L130     BoogieDeclarations]: Found specification of procedure _IO_getc
[2020-07-21 01:13:55,470 INFO  L130     BoogieDeclarations]: Found specification of procedure _IO_putc
[2020-07-21 01:13:55,470 INFO  L130     BoogieDeclarations]: Found specification of procedure _IO_feof
[2020-07-21 01:13:55,470 INFO  L130     BoogieDeclarations]: Found specification of procedure _IO_ferror
[2020-07-21 01:13:55,470 INFO  L130     BoogieDeclarations]: Found specification of procedure _IO_peekc_locked
[2020-07-21 01:13:55,470 INFO  L130     BoogieDeclarations]: Found specification of procedure _IO_flockfile
[2020-07-21 01:13:55,471 INFO  L130     BoogieDeclarations]: Found specification of procedure _IO_funlockfile
[2020-07-21 01:13:55,471 INFO  L130     BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile
[2020-07-21 01:13:55,471 INFO  L130     BoogieDeclarations]: Found specification of procedure _IO_vfscanf
[2020-07-21 01:13:55,471 INFO  L130     BoogieDeclarations]: Found specification of procedure _IO_vfprintf
[2020-07-21 01:13:55,471 INFO  L130     BoogieDeclarations]: Found specification of procedure _IO_padn
[2020-07-21 01:13:55,472 INFO  L130     BoogieDeclarations]: Found specification of procedure _IO_sgetn
[2020-07-21 01:13:55,472 INFO  L130     BoogieDeclarations]: Found specification of procedure _IO_seekoff
[2020-07-21 01:13:55,472 INFO  L130     BoogieDeclarations]: Found specification of procedure _IO_seekpos
[2020-07-21 01:13:55,472 INFO  L130     BoogieDeclarations]: Found specification of procedure _IO_free_backup_area
[2020-07-21 01:13:55,472 INFO  L130     BoogieDeclarations]: Found specification of procedure remove
[2020-07-21 01:13:55,473 INFO  L130     BoogieDeclarations]: Found specification of procedure rename
[2020-07-21 01:13:55,473 INFO  L130     BoogieDeclarations]: Found specification of procedure renameat
[2020-07-21 01:13:55,473 INFO  L130     BoogieDeclarations]: Found specification of procedure tmpfile
[2020-07-21 01:13:55,473 INFO  L130     BoogieDeclarations]: Found specification of procedure tmpnam
[2020-07-21 01:13:55,473 INFO  L130     BoogieDeclarations]: Found specification of procedure tmpnam_r
[2020-07-21 01:13:55,474 INFO  L130     BoogieDeclarations]: Found specification of procedure tempnam
[2020-07-21 01:13:55,474 INFO  L130     BoogieDeclarations]: Found specification of procedure fclose
[2020-07-21 01:13:55,474 INFO  L130     BoogieDeclarations]: Found specification of procedure fflush
[2020-07-21 01:13:55,474 INFO  L130     BoogieDeclarations]: Found specification of procedure fflush_unlocked
[2020-07-21 01:13:55,474 INFO  L130     BoogieDeclarations]: Found specification of procedure fopen
[2020-07-21 01:13:55,474 INFO  L130     BoogieDeclarations]: Found specification of procedure freopen
[2020-07-21 01:13:55,475 INFO  L130     BoogieDeclarations]: Found specification of procedure fdopen
[2020-07-21 01:13:55,475 INFO  L130     BoogieDeclarations]: Found specification of procedure fmemopen
[2020-07-21 01:13:55,475 INFO  L130     BoogieDeclarations]: Found specification of procedure open_memstream
[2020-07-21 01:13:55,475 INFO  L130     BoogieDeclarations]: Found specification of procedure setbuf
[2020-07-21 01:13:55,475 INFO  L130     BoogieDeclarations]: Found specification of procedure setvbuf
[2020-07-21 01:13:55,476 INFO  L130     BoogieDeclarations]: Found specification of procedure setbuffer
[2020-07-21 01:13:55,476 INFO  L130     BoogieDeclarations]: Found specification of procedure setlinebuf
[2020-07-21 01:13:55,476 INFO  L130     BoogieDeclarations]: Found specification of procedure fprintf
[2020-07-21 01:13:55,476 INFO  L130     BoogieDeclarations]: Found specification of procedure printf
[2020-07-21 01:13:55,476 INFO  L130     BoogieDeclarations]: Found specification of procedure sprintf
[2020-07-21 01:13:55,476 INFO  L130     BoogieDeclarations]: Found specification of procedure vfprintf
[2020-07-21 01:13:55,477 INFO  L130     BoogieDeclarations]: Found specification of procedure vprintf
[2020-07-21 01:13:55,477 INFO  L130     BoogieDeclarations]: Found specification of procedure vsprintf
[2020-07-21 01:13:55,477 INFO  L130     BoogieDeclarations]: Found specification of procedure snprintf
[2020-07-21 01:13:55,477 INFO  L130     BoogieDeclarations]: Found specification of procedure vsnprintf
[2020-07-21 01:13:55,477 INFO  L130     BoogieDeclarations]: Found specification of procedure vdprintf
[2020-07-21 01:13:55,477 INFO  L130     BoogieDeclarations]: Found specification of procedure dprintf
[2020-07-21 01:13:55,478 INFO  L130     BoogieDeclarations]: Found specification of procedure fscanf
[2020-07-21 01:13:55,478 INFO  L130     BoogieDeclarations]: Found specification of procedure scanf
[2020-07-21 01:13:55,478 INFO  L130     BoogieDeclarations]: Found specification of procedure sscanf
[2020-07-21 01:13:55,478 INFO  L130     BoogieDeclarations]: Found specification of procedure vfscanf
[2020-07-21 01:13:55,478 INFO  L130     BoogieDeclarations]: Found specification of procedure vscanf
[2020-07-21 01:13:55,478 INFO  L130     BoogieDeclarations]: Found specification of procedure vsscanf
[2020-07-21 01:13:55,479 INFO  L130     BoogieDeclarations]: Found specification of procedure fgetc
[2020-07-21 01:13:55,479 INFO  L130     BoogieDeclarations]: Found specification of procedure getc
[2020-07-21 01:13:55,479 INFO  L130     BoogieDeclarations]: Found specification of procedure getchar
[2020-07-21 01:13:55,479 INFO  L130     BoogieDeclarations]: Found specification of procedure getc_unlocked
[2020-07-21 01:13:55,479 INFO  L130     BoogieDeclarations]: Found specification of procedure getchar_unlocked
[2020-07-21 01:13:55,479 INFO  L130     BoogieDeclarations]: Found specification of procedure fgetc_unlocked
[2020-07-21 01:13:55,479 INFO  L130     BoogieDeclarations]: Found specification of procedure fputc
[2020-07-21 01:13:55,480 INFO  L130     BoogieDeclarations]: Found specification of procedure putc
[2020-07-21 01:13:55,480 INFO  L130     BoogieDeclarations]: Found specification of procedure putchar
[2020-07-21 01:13:55,480 INFO  L130     BoogieDeclarations]: Found specification of procedure fputc_unlocked
[2020-07-21 01:13:55,480 INFO  L130     BoogieDeclarations]: Found specification of procedure putc_unlocked
[2020-07-21 01:13:55,480 INFO  L130     BoogieDeclarations]: Found specification of procedure putchar_unlocked
[2020-07-21 01:13:55,480 INFO  L130     BoogieDeclarations]: Found specification of procedure getw
[2020-07-21 01:13:55,481 INFO  L130     BoogieDeclarations]: Found specification of procedure putw
[2020-07-21 01:13:55,481 INFO  L130     BoogieDeclarations]: Found specification of procedure fgets
[2020-07-21 01:13:55,481 INFO  L130     BoogieDeclarations]: Found specification of procedure gets
[2020-07-21 01:13:55,481 INFO  L130     BoogieDeclarations]: Found specification of procedure __getdelim
[2020-07-21 01:13:55,481 INFO  L130     BoogieDeclarations]: Found specification of procedure getdelim
[2020-07-21 01:13:55,481 INFO  L130     BoogieDeclarations]: Found specification of procedure getline
[2020-07-21 01:13:55,481 INFO  L130     BoogieDeclarations]: Found specification of procedure fputs
[2020-07-21 01:13:55,482 INFO  L130     BoogieDeclarations]: Found specification of procedure puts
[2020-07-21 01:13:55,482 INFO  L130     BoogieDeclarations]: Found specification of procedure ungetc
[2020-07-21 01:13:55,482 INFO  L130     BoogieDeclarations]: Found specification of procedure fread
[2020-07-21 01:13:55,482 INFO  L130     BoogieDeclarations]: Found specification of procedure fwrite
[2020-07-21 01:13:55,482 INFO  L130     BoogieDeclarations]: Found specification of procedure fread_unlocked
[2020-07-21 01:13:55,482 INFO  L130     BoogieDeclarations]: Found specification of procedure fwrite_unlocked
[2020-07-21 01:13:55,483 INFO  L130     BoogieDeclarations]: Found specification of procedure fseek
[2020-07-21 01:13:55,483 INFO  L130     BoogieDeclarations]: Found specification of procedure ftell
[2020-07-21 01:13:55,483 INFO  L130     BoogieDeclarations]: Found specification of procedure rewind
[2020-07-21 01:13:55,483 INFO  L130     BoogieDeclarations]: Found specification of procedure fseeko
[2020-07-21 01:13:55,483 INFO  L130     BoogieDeclarations]: Found specification of procedure ftello
[2020-07-21 01:13:55,483 INFO  L130     BoogieDeclarations]: Found specification of procedure fgetpos
[2020-07-21 01:13:55,483 INFO  L130     BoogieDeclarations]: Found specification of procedure fsetpos
[2020-07-21 01:13:55,484 INFO  L130     BoogieDeclarations]: Found specification of procedure clearerr
[2020-07-21 01:13:55,484 INFO  L130     BoogieDeclarations]: Found specification of procedure feof
[2020-07-21 01:13:55,484 INFO  L130     BoogieDeclarations]: Found specification of procedure ferror
[2020-07-21 01:13:55,484 INFO  L130     BoogieDeclarations]: Found specification of procedure clearerr_unlocked
[2020-07-21 01:13:55,484 INFO  L130     BoogieDeclarations]: Found specification of procedure feof_unlocked
[2020-07-21 01:13:55,484 INFO  L130     BoogieDeclarations]: Found specification of procedure ferror_unlocked
[2020-07-21 01:13:55,485 INFO  L130     BoogieDeclarations]: Found specification of procedure perror
[2020-07-21 01:13:55,485 INFO  L130     BoogieDeclarations]: Found specification of procedure fileno
[2020-07-21 01:13:55,485 INFO  L130     BoogieDeclarations]: Found specification of procedure fileno_unlocked
[2020-07-21 01:13:55,485 INFO  L130     BoogieDeclarations]: Found specification of procedure popen
[2020-07-21 01:13:55,485 INFO  L130     BoogieDeclarations]: Found specification of procedure pclose
[2020-07-21 01:13:55,485 INFO  L130     BoogieDeclarations]: Found specification of procedure ctermid
[2020-07-21 01:13:55,485 INFO  L130     BoogieDeclarations]: Found specification of procedure flockfile
[2020-07-21 01:13:55,486 INFO  L130     BoogieDeclarations]: Found specification of procedure ftrylockfile
[2020-07-21 01:13:55,486 INFO  L130     BoogieDeclarations]: Found specification of procedure funlockfile
[2020-07-21 01:13:55,486 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2020-07-21 01:13:55,486 INFO  L130     BoogieDeclarations]: Found specification of procedure calloc
[2020-07-21 01:13:55,486 INFO  L130     BoogieDeclarations]: Found specification of procedure realloc
[2020-07-21 01:13:55,486 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2020-07-21 01:13:55,486 INFO  L130     BoogieDeclarations]: Found specification of procedure cfree
[2020-07-21 01:13:55,487 INFO  L130     BoogieDeclarations]: Found specification of procedure memalign
[2020-07-21 01:13:55,487 INFO  L130     BoogieDeclarations]: Found specification of procedure valloc
[2020-07-21 01:13:55,487 INFO  L130     BoogieDeclarations]: Found specification of procedure pvalloc
[2020-07-21 01:13:55,487 INFO  L130     BoogieDeclarations]: Found specification of procedure __default_morecore
[2020-07-21 01:13:55,487 INFO  L130     BoogieDeclarations]: Found specification of procedure mallinfo
[2020-07-21 01:13:55,487 INFO  L130     BoogieDeclarations]: Found specification of procedure mallopt
[2020-07-21 01:13:55,488 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc_trim
[2020-07-21 01:13:55,488 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc_usable_size
[2020-07-21 01:13:55,488 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc_stats
[2020-07-21 01:13:55,488 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc_info
[2020-07-21 01:13:55,488 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc_get_state
[2020-07-21 01:13:55,488 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc_set_state
[2020-07-21 01:13:55,488 INFO  L130     BoogieDeclarations]: Found specification of procedure __malloc_check_init
[2020-07-21 01:13:55,489 INFO  L130     BoogieDeclarations]: Found specification of procedure __blast_assert
[2020-07-21 01:13:55,489 INFO  L130     BoogieDeclarations]: Found specification of procedure list_add
[2020-07-21 01:13:55,489 INFO  L130     BoogieDeclarations]: Found specification of procedure rr_fail_path
[2020-07-21 01:13:55,489 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-07-21 01:13:55,489 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-07-21 01:13:55,489 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-07-21 01:13:55,490 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-07-21 01:13:55,490 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-07-21 01:13:55,923 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-07-21 01:13:55,924 INFO  L295             CfgBuilder]: Removed 0 assume(true) statements.
[2020-07-21 01:13:55,927 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:13:55 BoogieIcfgContainer
[2020-07-21 01:13:55,928 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-07-21 01:13:55,929 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-07-21 01:13:55,930 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-07-21 01:13:55,933 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-07-21 01:13:55,934 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 01:13:54" (1/3) ...
[2020-07-21 01:13:55,935 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@343a838 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:13:55, skipping insertion in model container
[2020-07-21 01:13:55,935 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:13:55" (2/3) ...
[2020-07-21 01:13:55,935 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@343a838 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:13:55, skipping insertion in model container
[2020-07-21 01:13:55,935 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:13:55" (3/3) ...
[2020-07-21 01:13:55,937 INFO  L109   eAbstractionObserver]: Analyzing ICFG test_address.i
[2020-07-21 01:13:55,949 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION
[2020-07-21 01:13:55,957 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-07-21 01:13:55,973 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-07-21 01:13:55,997 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-07-21 01:13:55,997 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-07-21 01:13:55,997 INFO  L377      AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect
[2020-07-21 01:13:55,997 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-07-21 01:13:55,997 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-07-21 01:13:55,997 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-07-21 01:13:55,998 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-07-21 01:13:55,998 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-07-21 01:13:56,018 INFO  L276                IsEmpty]: Start isEmpty. Operand 25 states.
[2020-07-21 01:13:56,025 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2020-07-21 01:13:56,026 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-21 01:13:56,027 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-21 01:13:56,028 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-21 01:13:56,034 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-21 01:13:56,035 INFO  L82        PathProgramCache]: Analyzing trace with hash 1486323812, now seen corresponding path program 1 times
[2020-07-21 01:13:56,043 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-21 01:13:56,044 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [893308385]
[2020-07-21 01:13:56,044 INFO  L95    rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 01:13:56,267 INFO  L228   tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s)
[2020-07-21 01:13:56,268 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-21 01:13:56,271 INFO  L263         TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 7 conjunts are in the unsatisfiable core
[2020-07-21 01:13:56,280 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-21 01:13:56,484 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-21 01:13:56,484 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-21 01:13:56,487 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [893308385]
[2020-07-21 01:13:56,489 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-21 01:13:56,489 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2020-07-21 01:13:56,490 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427863580]
[2020-07-21 01:13:56,497 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-07-21 01:13:56,498 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-21 01:13:56,512 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-07-21 01:13:56,513 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56
[2020-07-21 01:13:56,516 INFO  L87              Difference]: Start difference. First operand 25 states. Second operand 8 states.
[2020-07-21 01:13:56,676 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-21 01:13:56,676 INFO  L93              Difference]: Finished difference Result 34 states and 33 transitions.
[2020-07-21 01:13:56,677 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2020-07-21 01:13:56,678 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 13
[2020-07-21 01:13:56,679 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-21 01:13:56,686 INFO  L225             Difference]: With dead ends: 34
[2020-07-21 01:13:56,686 INFO  L226             Difference]: Without dead ends: 0
[2020-07-21 01:13:56,690 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156
[2020-07-21 01:13:56,708 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-07-21 01:13:56,715 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-07-21 01:13:56,716 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-07-21 01:13:56,716 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-07-21 01:13:56,718 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13
[2020-07-21 01:13:56,718 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-21 01:13:56,718 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-07-21 01:13:56,719 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-07-21 01:13:56,719 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-07-21 01:13:56,719 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-07-21 01:13:56,925 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 01:13:56,928 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-07-21 01:13:57,115 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initFINAL(line -1)  no Hoare annotation was computed.
[2020-07-21 01:13:57,116 INFO  L271        CegarLoopResult]: At program point  ULTIMATE.initENTRY(line -1)  the Hoare annotation is:  true
[2020-07-21 01:13:57,116 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initEXIT(line -1)  no Hoare annotation was computed.
[2020-07-21 01:13:57,116 INFO  L268        CegarLoopResult]: For program point  rr_fail_pathFINAL(lines 867 870)  no Hoare annotation was computed.
[2020-07-21 01:13:57,116 INFO  L271        CegarLoopResult]: At program point  rr_fail_pathENTRY(lines 867 870)  the Hoare annotation is:  true
[2020-07-21 01:13:57,116 INFO  L264        CegarLoopResult]: At program point  L869(line 869)  the Hoare annotation is:  (or (<= 2 rr_fail_path_~pi.base) (not (<= 2 |rr_fail_path_#in~pi.base|)) (not (< 0 |#StackHeapBarrier|)))
[2020-07-21 01:13:57,117 INFO  L268        CegarLoopResult]: For program point  rr_fail_pathEXIT(lines 867 870)  no Hoare annotation was computed.
[2020-07-21 01:13:57,117 INFO  L271        CegarLoopResult]: At program point  list_addENTRY(lines 863 865)  the Hoare annotation is:  true
[2020-07-21 01:13:57,117 INFO  L268        CegarLoopResult]: For program point  L864(line 864)  no Hoare annotation was computed.
[2020-07-21 01:13:57,117 INFO  L264        CegarLoopResult]: At program point  L864-2(line 864)  the Hoare annotation is:  (or (not (<= 2 |list_add_#in~new.base|)) (not (< 0 |#StackHeapBarrier|)))
[2020-07-21 01:13:57,117 INFO  L268        CegarLoopResult]: For program point  L864-3(lines 863 865)  no Hoare annotation was computed.
[2020-07-21 01:13:57,117 INFO  L268        CegarLoopResult]: For program point  list_addEXIT(lines 863 865)  no Hoare annotation was computed.
[2020-07-21 01:13:57,118 INFO  L268        CegarLoopResult]: For program point  __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 854)  no Hoare annotation was computed.
[2020-07-21 01:13:57,118 INFO  L268        CegarLoopResult]: For program point  __blast_assertEXIT(lines 852 855)  no Hoare annotation was computed.
[2020-07-21 01:13:57,118 INFO  L268        CegarLoopResult]: For program point  __blast_assertFINAL(lines 852 855)  no Hoare annotation was computed.
[2020-07-21 01:13:57,118 INFO  L271        CegarLoopResult]: At program point  __blast_assertENTRY(lines 852 855)  the Hoare annotation is:  true
[2020-07-21 01:13:57,118 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startEXIT(line -1)  no Hoare annotation was computed.
[2020-07-21 01:13:57,118 INFO  L264        CegarLoopResult]: At program point  L-1(line -1)  the Hoare annotation is:  (< 0 |#StackHeapBarrier|)
[2020-07-21 01:13:57,119 INFO  L271        CegarLoopResult]: At program point  ULTIMATE.startENTRY(line -1)  the Hoare annotation is:  true
[2020-07-21 01:13:57,119 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startFINAL(line -1)  no Hoare annotation was computed.
[2020-07-21 01:13:57,119 INFO  L271        CegarLoopResult]: At program point  mainENTRY(lines 873 876)  the Hoare annotation is:  true
[2020-07-21 01:13:57,119 INFO  L268        CegarLoopResult]: For program point  mainFINAL(lines 873 876)  no Hoare annotation was computed.
[2020-07-21 01:13:57,119 INFO  L264        CegarLoopResult]: At program point  L875(line 875)  the Hoare annotation is:  (or (not (< 0 |#StackHeapBarrier|)) (<= 2 |main_~#pi~0.base|))
[2020-07-21 01:13:57,120 INFO  L268        CegarLoopResult]: For program point  L875-1(line 875)  no Hoare annotation was computed.
[2020-07-21 01:13:57,120 INFO  L268        CegarLoopResult]: For program point  mainEXIT(lines 873 876)  no Hoare annotation was computed.
[2020-07-21 01:13:57,126 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 01:13:57 BoogieIcfgContainer
[2020-07-21 01:13:57,127 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-07-21 01:13:57,130 INFO  L168              Benchmark]: Toolchain (without parser) took 2440.41 ms. Allocated memory was 139.5 MB in the beginning and 238.0 MB in the end (delta: 98.6 MB). Free memory was 103.7 MB in the beginning and 175.7 MB in the end (delta: -72.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB.
[2020-07-21 01:13:57,131 INFO  L168              Benchmark]: CDTParser took 0.64 ms. Allocated memory is still 139.5 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB.
[2020-07-21 01:13:57,132 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 644.59 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 103.3 MB in the beginning and 171.2 MB in the end (delta: -67.9 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB.
[2020-07-21 01:13:57,133 INFO  L168              Benchmark]: Boogie Preprocessor took 56.92 ms. Allocated memory is still 203.9 MB. Free memory was 171.2 MB in the beginning and 168.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB.
[2020-07-21 01:13:57,134 INFO  L168              Benchmark]: RCFGBuilder took 532.91 ms. Allocated memory is still 203.9 MB. Free memory was 168.2 MB in the beginning and 129.9 MB in the end (delta: 38.3 MB). Peak memory consumption was 38.3 MB. Max. memory is 7.1 GB.
[2020-07-21 01:13:57,135 INFO  L168              Benchmark]: TraceAbstraction took 1197.47 ms. Allocated memory was 203.9 MB in the beginning and 238.0 MB in the end (delta: 34.1 MB). Free memory was 129.3 MB in the beginning and 175.7 MB in the end (delta: -46.4 MB). There was no memory consumed. Max. memory is 7.1 GB.
[2020-07-21 01:13:57,139 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.64 ms. Allocated memory is still 139.5 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 644.59 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 103.3 MB in the beginning and 171.2 MB in the end (delta: -67.9 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 56.92 ms. Allocated memory is still 203.9 MB. Free memory was 171.2 MB in the beginning and 168.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 532.91 ms. Allocated memory is still 203.9 MB. Free memory was 168.2 MB in the beginning and 129.9 MB in the end (delta: 38.3 MB). Peak memory consumption was 38.3 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 1197.47 ms. Allocated memory was 203.9 MB in the beginning and 238.0 MB in the end (delta: 34.1 MB). Free memory was 129.3 MB in the beginning and 175.7 MB in the end (delta: -46.4 MB). There was no memory consumed. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - PositiveResult [Line: 854]: call of __VERIFIER_error() unreachable
    For all program executions holds that call of __VERIFIER_error() unreachable at this location
  - AllSpecificationsHoldResult: All specifications hold
    1 specifications checked. All of them hold
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 6 procedures, 25 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 12 SDtfs, 17 SDslu, 55 SDs, 0 SdLazy, 32 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=25occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 10 LocationsWithAnnotation, 10 PreInvPairs, 10 NumberOfFragments, 38 HoareAnnotationTreeSize, 10 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 10 FomulaSimplificationsInter, 48 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 13 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 360 SizeOfPredicates, 4 NumberOfNonLiveVariables, 61 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be correct!
Received shutdown request...