/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf -i ../../../trunk/examples/svcomp/loop-new/gauss_sum.i.v+cfa-reducer.c


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


This is Ultimate 0.2.2-dev-7968f31
[2022-03-17 19:49:06,939 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2022-03-17 19:49:06,941 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2022-03-17 19:49:06,975 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-03-17 19:49:06,983 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-03-17 19:49:06,984 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-03-17 19:49:06,985 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-03-17 19:49:06,986 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2022-03-17 19:49:06,987 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2022-03-17 19:49:06,988 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
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[2022-03-17 19:49:06,990 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-03-17 19:49:06,990 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-03-17 19:49:06,991 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-03-17 19:49:06,992 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-03-17 19:49:06,992 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-03-17 19:49:06,993 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-03-17 19:49:06,994 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-03-17 19:49:06,995 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2022-03-17 19:49:06,996 INFO  L181        SettingsManager]: Resetting HornVerifier preferences to default values
[2022-03-17 19:49:07,004 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-03-17 19:49:07,009 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-03-17 19:49:07,010 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2022-03-17 19:49:07,011 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-03-17 19:49:07,013 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2022-03-17 19:49:07,013 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2022-03-17 19:49:07,014 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2022-03-17 19:49:07,014 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2022-03-17 19:49:07,015 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2022-03-17 19:49:07,015 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2022-03-17 19:49:07,015 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2022-03-17 19:49:07,016 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2022-03-17 19:49:07,016 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2022-03-17 19:49:07,017 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2022-03-17 19:49:07,017 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2022-03-17 19:49:07,018 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
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[2022-03-17 19:49:07,018 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2022-03-17 19:49:07,019 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2022-03-17 19:49:07,019 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2022-03-17 19:49:07,020 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf
[2022-03-17 19:49:07,047 INFO  L113        SettingsManager]: Loading preferences was successful
[2022-03-17 19:49:07,048 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2022-03-17 19:49:07,048 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2022-03-17 19:49:07,048 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2022-03-17 19:49:07,049 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-03-17 19:49:07,049 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2022-03-17 19:49:07,049 INFO  L138        SettingsManager]:  * Use SBE=true
[2022-03-17 19:49:07,049 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-03-17 19:49:07,049 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2022-03-17 19:49:07,050 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2022-03-17 19:49:07,050 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2022-03-17 19:49:07,050 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-03-17 19:49:07,050 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2022-03-17 19:49:07,050 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2022-03-17 19:49:07,050 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2022-03-17 19:49:07,050 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2022-03-17 19:49:07,050 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-03-17 19:49:07,051 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2022-03-17 19:49:07,051 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2022-03-17 19:49:07,051 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-03-17 19:49:07,051 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-03-17 19:49:07,051 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2022-03-17 19:49:07,051 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2022-03-17 19:49:07,051 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2022-03-17 19:49:07,052 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2022-03-17 19:49:07,052 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-03-17 19:49:07,052 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2022-03-17 19:49:07,052 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2022-03-17 19:49:07,052 INFO  L136        SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2022-03-17 19:49:07,053 INFO  L138        SettingsManager]:  * TransformationType=LOOP_ACCELERATION_QVASR
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN;
[2022-03-17 19:49:07,221 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2022-03-17 19:49:07,237 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-03-17 19:49:07,241 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-03-17 19:49:07,242 INFO  L271        PluginConnector]: Initializing CDTParser...
[2022-03-17 19:49:07,242 INFO  L275        PluginConnector]: CDTParser initialized
[2022-03-17 19:49:07,244 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-new/gauss_sum.i.v+cfa-reducer.c
[2022-03-17 19:49:07,302 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/207379b74/c053ccab9d62468ea2ad686fb713a6d2/FLAG0a8f4f4bb
[2022-03-17 19:49:07,584 INFO  L306              CDTParser]: Found 1 translation units.
[2022-03-17 19:49:07,585 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-new/gauss_sum.i.v+cfa-reducer.c
[2022-03-17 19:49:07,589 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/207379b74/c053ccab9d62468ea2ad686fb713a6d2/FLAG0a8f4f4bb
[2022-03-17 19:49:08,025 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/207379b74/c053ccab9d62468ea2ad686fb713a6d2
[2022-03-17 19:49:08,027 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-03-17 19:49:08,028 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2022-03-17 19:49:08,029 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-03-17 19:49:08,029 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-03-17 19:49:08,031 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2022-03-17 19:49:08,032 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 07:49:08" (1/1) ...
[2022-03-17 19:49:08,032 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16775c55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:49:08, skipping insertion in model container
[2022-03-17 19:49:08,032 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 07:49:08" (1/1) ...
[2022-03-17 19:49:08,042 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2022-03-17 19:49:08,050 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2022-03-17 19:49:08,195 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-new/gauss_sum.i.v+cfa-reducer.c[1014,1027]
[2022-03-17 19:49:08,197 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-03-17 19:49:08,202 INFO  L203         MainTranslator]: Completed pre-run
[2022-03-17 19:49:08,220 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-new/gauss_sum.i.v+cfa-reducer.c[1014,1027]
[2022-03-17 19:49:08,221 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-03-17 19:49:08,231 INFO  L208         MainTranslator]: Completed translation
[2022-03-17 19:49:08,232 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:49:08 WrapperNode
[2022-03-17 19:49:08,232 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-03-17 19:49:08,233 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-03-17 19:49:08,233 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2022-03-17 19:49:08,233 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2022-03-17 19:49:08,240 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:49:08" (1/1) ...
[2022-03-17 19:49:08,240 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:49:08" (1/1) ...
[2022-03-17 19:49:08,245 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:49:08" (1/1) ...
[2022-03-17 19:49:08,245 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:49:08" (1/1) ...
[2022-03-17 19:49:08,254 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:49:08" (1/1) ...
[2022-03-17 19:49:08,256 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:49:08" (1/1) ...
[2022-03-17 19:49:08,257 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:49:08" (1/1) ...
[2022-03-17 19:49:08,261 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-03-17 19:49:08,262 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-03-17 19:49:08,262 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2022-03-17 19:49:08,262 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2022-03-17 19:49:08,263 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:49:08" (1/1) ...
[2022-03-17 19:49:08,270 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-03-17 19:49:08,276 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-03-17 19:49:08,293 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2022-03-17 19:49:08,312 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2022-03-17 19:49:08,323 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2022-03-17 19:49:08,323 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-03-17 19:49:08,323 INFO  L138     BoogieDeclarations]: Found implementation of procedure reach_error
[2022-03-17 19:49:08,324 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2022-03-17 19:49:08,324 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2022-03-17 19:49:08,324 INFO  L130     BoogieDeclarations]: Found specification of procedure abort
[2022-03-17 19:49:08,324 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2022-03-17 19:49:08,325 INFO  L130     BoogieDeclarations]: Found specification of procedure reach_error
[2022-03-17 19:49:08,326 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-03-17 19:49:08,326 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2022-03-17 19:49:08,326 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2022-03-17 19:49:08,326 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2022-03-17 19:49:08,327 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2022-03-17 19:49:08,327 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2022-03-17 19:49:08,327 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2022-03-17 19:49:08,327 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-03-17 19:49:08,327 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2022-03-17 19:49:08,327 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2022-03-17 19:49:08,327 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2022-03-17 19:49:08,370 INFO  L234             CfgBuilder]: Building ICFG
[2022-03-17 19:49:08,371 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2022-03-17 19:49:08,433 INFO  L275             CfgBuilder]: Performing block encoding
[2022-03-17 19:49:08,437 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-03-17 19:49:08,437 INFO  L299             CfgBuilder]: Removed 0 assume(true) statements.
[2022-03-17 19:49:08,438 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 07:49:08 BoogieIcfgContainer
[2022-03-17 19:49:08,439 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-03-17 19:49:08,439 INFO  L113        PluginConnector]: ------------------------IcfgTransformer----------------------------
[2022-03-17 19:49:08,439 INFO  L271        PluginConnector]: Initializing IcfgTransformer...
[2022-03-17 19:49:08,440 INFO  L275        PluginConnector]: IcfgTransformer initialized
[2022-03-17 19:49:08,442 INFO  L185        PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 07:49:08" (1/1) ...