/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=1000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+lhb-reducer.c
--------------------------------------------------------------------------------
This is Ultimate 0.1.25-c90d42b
[2020-09-24 19:35:14,849 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2020-09-24 19:35:14,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2020-09-24 19:35:14,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-09-24 19:35:14,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-09-24 19:35:14,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-09-24 19:35:14,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-09-24 19:35:14,926 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2020-09-24 19:35:14,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-09-24 19:35:14,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-09-24 19:35:14,931 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2020-09-24 19:35:14,932 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-09-24 19:35:14,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-09-24 19:35:14,937 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-09-24 19:35:14,941 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-09-24 19:35:14,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-09-24 19:35:14,946 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-09-24 19:35:14,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-09-24 19:35:14,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-09-24 19:35:14,956 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2020-09-24 19:35:14,959 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-09-24 19:35:14,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-09-24 19:35:14,963 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2020-09-24 19:35:14,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-09-24 19:35:14,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-09-24 19:35:14,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-09-24 19:35:14,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-09-24 19:35:14,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-09-24 19:35:14,974 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-09-24 19:35:14,977 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-09-24 19:35:14,977 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-09-24 19:35:14,978 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-09-24 19:35:14,979 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-09-24 19:35:14,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2020-09-24 19:35:14,981 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-09-24 19:35:14,981 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2020-09-24 19:35:14,982 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-09-24 19:35:14,983 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-09-24 19:35:14,983 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2020-09-24 19:35:14,984 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2020-09-24 19:35:14,985 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2020-09-24 19:35:14,986 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-09-24 19:35:15,044 INFO L113 SettingsManager]: Loading preferences was successful
[2020-09-24 19:35:15,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2020-09-24 19:35:15,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-09-24 19:35:15,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2020-09-24 19:35:15,047 INFO L138 SettingsManager]: * Use SBE=true
[2020-09-24 19:35:15,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-09-24 19:35:15,048 INFO L138 SettingsManager]: * sizeof long=4
[2020-09-24 19:35:15,048 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2020-09-24 19:35:15,048 INFO L138 SettingsManager]: * sizeof POINTER=4
[2020-09-24 19:35:15,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2020-09-24 19:35:15,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2020-09-24 19:35:15,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-09-24 19:35:15,050 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2020-09-24 19:35:15,051 INFO L138 SettingsManager]: * sizeof long double=12
[2020-09-24 19:35:15,051 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2020-09-24 19:35:15,051 INFO L138 SettingsManager]: * Use constant arrays=true
[2020-09-24 19:35:15,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2020-09-24 19:35:15,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-09-24 19:35:15,052 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2020-09-24 19:35:15,052 INFO L138 SettingsManager]: * To the following directory=./dump/
[2020-09-24 19:35:15,052 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2020-09-24 19:35:15,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-09-24 19:35:15,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-09-24 19:35:15,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2020-09-24 19:35:15,053 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-09-24 19:35:15,053 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2020-09-24 19:35:15,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-09-24 19:35:15,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-09-24 19:35:15,054 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2020-09-24 19:35:15,054 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 -> Craig_NestedInterpolation
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true;
[2020-09-24 19:35:15,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2020-09-24 19:35:15,501 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-09-24 19:35:15,508 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-09-24 19:35:15,511 INFO L271 PluginConnector]: Initializing CDTParser...
[2020-09-24 19:35:15,511 INFO L275 PluginConnector]: CDTParser initialized
[2020-09-24 19:35:15,513 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+lhb-reducer.c
[2020-09-24 19:35:15,593 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6ecad3b27/6b6514ef22e24594bd2297af57a83a79/FLAG5448fe371
[2020-09-24 19:35:16,158 INFO L306 CDTParser]: Found 1 translation units.
[2020-09-24 19:35:16,162 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+lhb-reducer.c
[2020-09-24 19:35:16,175 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6ecad3b27/6b6514ef22e24594bd2297af57a83a79/FLAG5448fe371
[2020-09-24 19:35:16,481 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6ecad3b27/6b6514ef22e24594bd2297af57a83a79
[2020-09-24 19:35:16,495 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-09-24 19:35:16,500 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2020-09-24 19:35:16,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-09-24 19:35:16,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-09-24 19:35:16,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2020-09-24 19:35:16,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 07:35:16" (1/1) ...
[2020-09-24 19:35:16,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ba61646 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 07:35:16, skipping insertion in model container
[2020-09-24 19:35:16,512 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 07:35:16" (1/1) ...
[2020-09-24 19:35:16,521 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2020-09-24 19:35:16,550 INFO L178 MainTranslator]: Built tables and reachable declarations
[2020-09-24 19:35:16,784 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-09-24 19:35:16,791 INFO L203 MainTranslator]: Completed pre-run
[2020-09-24 19:35:16,821 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-09-24 19:35:16,841 INFO L208 MainTranslator]: Completed translation
[2020-09-24 19:35:16,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 07:35:16 WrapperNode
[2020-09-24 19:35:16,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-09-24 19:35:16,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-09-24 19:35:16,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2020-09-24 19:35:16,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2020-09-24 19:35:16,943 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 07:35:16" (1/1) ...
[2020-09-24 19:35:16,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 07:35:16" (1/1) ...
[2020-09-24 19:35:16,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 07:35:16" (1/1) ...
[2020-09-24 19:35:16,951 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 07:35:16" (1/1) ...
[2020-09-24 19:35:16,958 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 07:35:16" (1/1) ...
[2020-09-24 19:35:16,961 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 07:35:16" (1/1) ...
[2020-09-24 19:35:16,963 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 07:35:16" (1/1) ...
[2020-09-24 19:35:16,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-09-24 19:35:16,966 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-09-24 19:35:16,966 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2020-09-24 19:35:16,966 INFO L275 PluginConnector]: RCFGBuilder initialized
[2020-09-24 19:35:16,968 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 07:35:16" (1/1) ...
No working directory specified, using /storage/repos/ultimate-2/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
[2020-09-24 19:35:17,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-09-24 19:35:17,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-09-24 19:35:17,053 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2020-09-24 19:35:17,053 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-09-24 19:35:17,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-09-24 19:35:17,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2020-09-24 19:35:17,054 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2020-09-24 19:35:17,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-09-24 19:35:17,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-09-24 19:35:17,472 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-09-24 19:35:17,473 INFO L295 CfgBuilder]: Removed 0 assume(true) statements.
[2020-09-24 19:35:17,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 07:35:17 BoogieIcfgContainer
[2020-09-24 19:35:17,479 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-09-24 19:35:17,480 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-09-24 19:35:17,480 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2020-09-24 19:35:17,484 INFO L275 PluginConnector]: TraceAbstraction initialized
[2020-09-24 19:35:17,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.09 07:35:16" (1/3) ...
[2020-09-24 19:35:17,486 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1114c1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 07:35:17, skipping insertion in model container
[2020-09-24 19:35:17,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 07:35:16" (2/3) ...
[2020-09-24 19:35:17,487 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1114c1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 07:35:17, skipping insertion in model container
[2020-09-24 19:35:17,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 07:35:17" (3/3) ...
[2020-09-24 19:35:17,489 INFO L109 eAbstractionObserver]: Analyzing ICFG mod3.c.v+lhb-reducer.c
[2020-09-24 19:35:17,500 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-09-24 19:35:17,511 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-09-24 19:35:17,531 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-09-24 19:35:17,564 INFO L375 AbstractCegarLoop]: Interprodecural is true
[2020-09-24 19:35:17,565 INFO L376 AbstractCegarLoop]: Hoare is true
[2020-09-24 19:35:17,565 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-09-24 19:35:17,565 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-09-24 19:35:17,565 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-09-24 19:35:17,565 INFO L380 AbstractCegarLoop]: Difference is false
[2020-09-24 19:35:17,566 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-09-24 19:35:17,566 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-09-24 19:35:17,591 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states.
[2020-09-24 19:35:17,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40
[2020-09-24 19:35:17,601 INFO L414 BasicCegarLoop]: Found error trace
[2020-09-24 19:35:17,602 INFO L422 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]
[2020-09-24 19:35:17,602 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-24 19:35:17,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-09-24 19:35:17,609 INFO L82 PathProgramCache]: Analyzing trace with hash 1887694174, now seen corresponding path program 1 times
[2020-09-24 19:35:17,621 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-24 19:35:17,621 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [98071885]
[2020-09-24 19:35:17,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-24 19:35:17,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-24 19:35:17,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking...
[2020-09-24 19:35:18,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000
[2020-09-24 19:35:18,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46
[2020-09-24 19:35:18,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-24 19:35:18,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 690
[2020-09-24 19:35:18,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST
[2020-09-24 19:35:18,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5
[2020-09-24 19:35:18,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27
[2020-09-24 19:35:18,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18
[2020-09-24 19:35:18,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4
[2020-09-24 19:35:19,012 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 27
[2020-09-24 19:35:19,210 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 17
[2020-09-24 19:35:19,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-24 19:35:19,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-24 19:35:19,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking...
[2020-09-24 19:35:19,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000
[2020-09-24 19:35:19,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17
[2020-09-24 19:35:19,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-24 19:35:19,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9
[2020-09-24 19:35:19,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST
[2020-09-24 19:35:19,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-24 19:35:19,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-24 19:35:19,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-24 19:35:19,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-24 19:35:19,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-09-24 19:35:19,327 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [98071885]
[2020-09-24 19:35:19,329 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-24 19:35:19,330 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2020-09-24 19:35:19,331 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072605840]
[2020-09-24 19:35:19,338 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states
[2020-09-24 19:35:19,339 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-24 19:35:19,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2020-09-24 19:35:19,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2020-09-24 19:35:19,362 INFO L87 Difference]: Start difference. First operand 93 states. Second operand 7 states.
[2020-09-24 19:35:28,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-24 19:35:28,527 INFO L93 Difference]: Finished difference Result 229 states and 257 transitions.
[2020-09-24 19:35:28,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2020-09-24 19:35:28,531 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 39
[2020-09-24 19:35:28,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-24 19:35:28,560 INFO L225 Difference]: With dead ends: 229
[2020-09-24 19:35:28,561 INFO L226 Difference]: Without dead ends: 125
[2020-09-24 19:35:28,568 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110
[2020-09-24 19:35:28,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states.
[2020-09-24 19:35:28,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 94.
[2020-09-24 19:35:28,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states.
[2020-09-24 19:35:28,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 100 transitions.
[2020-09-24 19:35:28,674 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 100 transitions. Word has length 39
[2020-09-24 19:35:28,674 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-09-24 19:35:28,675 INFO L479 AbstractCegarLoop]: Abstraction has 94 states and 100 transitions.
[2020-09-24 19:35:28,675 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states.
[2020-09-24 19:35:28,675 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 100 transitions.
[2020-09-24 19:35:28,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41
[2020-09-24 19:35:28,678 INFO L414 BasicCegarLoop]: Found error trace
[2020-09-24 19:35:28,679 INFO L422 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]
[2020-09-24 19:35:28,680 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-09-24 19:35:28,680 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-24 19:35:28,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-09-24 19:35:28,681 INFO L82 PathProgramCache]: Analyzing trace with hash -1677432442, now seen corresponding path program 1 times
[2020-09-24 19:35:28,681 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-24 19:35:28,682 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2119557712]
[2020-09-24 19:35:28,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-24 19:35:28,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-24 19:35:28,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking...
[2020-09-24 19:35:29,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000
[2020-09-24 19:35:29,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47
[2020-09-24 19:35:29,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-24 19:35:29,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 473
[2020-09-24 19:35:29,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST
[2020-09-24 19:35:29,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5
[2020-09-24 19:35:29,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28
[2020-09-24 19:35:29,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18
[2020-09-24 19:35:29,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-24 19:35:29,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-24 19:35:29,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-24 19:35:29,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking...
[2020-09-24 19:35:29,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000
[2020-09-24 19:35:29,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17
[2020-09-24 19:35:29,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-24 19:35:29,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6
[2020-09-24 19:35:29,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST
[2020-09-24 19:35:29,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-24 19:35:29,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-24 19:35:29,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-24 19:35:29,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-24 19:35:29,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-09-24 19:35:29,615 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2119557712]
[2020-09-24 19:35:29,616 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-24 19:35:29,616 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2020-09-24 19:35:29,616 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626605764]
[2020-09-24 19:35:29,619 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states
[2020-09-24 19:35:29,620 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-24 19:35:29,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2020-09-24 19:35:29,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2020-09-24 19:35:29,621 INFO L87 Difference]: Start difference. First operand 94 states and 100 transitions. Second operand 7 states.
[2020-09-24 19:35:34,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-24 19:35:34,461 INFO L93 Difference]: Finished difference Result 194 states and 211 transitions.
[2020-09-24 19:35:34,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2020-09-24 19:35:34,463 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 40
[2020-09-24 19:35:34,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-24 19:35:34,464 INFO L225 Difference]: With dead ends: 194
[2020-09-24 19:35:34,464 INFO L226 Difference]: Without dead ends: 0
[2020-09-24 19:35:34,466 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110
[2020-09-24 19:35:34,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-09-24 19:35:34,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-09-24 19:35:34,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-09-24 19:35:34,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-09-24 19:35:34,468 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40
[2020-09-24 19:35:34,468 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-09-24 19:35:34,468 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-09-24 19:35:34,468 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states.
[2020-09-24 19:35:34,468 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-09-24 19:35:34,468 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2020-09-24 19:35:34,469 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-09-24 19:35:34,472 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-09-24 19:35:34,656 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed.
[2020-09-24 19:35:34,656 INFO L268 CegarLoopResult]: For program point L13(line 13) no Hoare annotation was computed.
[2020-09-24 19:35:34,656 INFO L268 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed.
[2020-09-24 19:35:34,657 INFO L268 CegarLoopResult]: For program point L11(line 11) no Hoare annotation was computed.
[2020-09-24 19:35:34,657 INFO L268 CegarLoopResult]: For program point L10(line 10) no Hoare annotation was computed.
[2020-09-24 19:35:34,657 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~__tmp_88_1~0 |old(~__tmp_88_1~0)|) (= ~__tmp_91_1~0 |old(~__tmp_91_1~0)|) (= ~__tmp_91_0~0 |old(~__tmp_91_0~0)|) (= ~__return_121~0 |old(~__return_121~0)|) (= ~__tmp_88_0~0 |old(~__tmp_88_0~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~__tmp_93_0~0 |old(~__tmp_93_0~0)|) (= ~__tmp_112_0~0 |old(~__tmp_112_0~0)|) (= ~__tmp_94_0~0 |old(~__tmp_94_0~0)|))
[2020-09-24 19:35:34,657 INFO L268 CegarLoopResult]: For program point L9(line 9) no Hoare annotation was computed.
[2020-09-24 19:35:34,658 INFO L268 CegarLoopResult]: For program point L8(line 8) no Hoare annotation was computed.
[2020-09-24 19:35:34,658 INFO L268 CegarLoopResult]: For program point L7(line 7) no Hoare annotation was computed.
[2020-09-24 19:35:34,658 INFO L268 CegarLoopResult]: For program point L6(line 6) no Hoare annotation was computed.
[2020-09-24 19:35:34,658 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed.
[2020-09-24 19:35:34,658 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed.
[2020-09-24 19:35:34,658 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true
[2020-09-24 19:35:34,659 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true
[2020-09-24 19:35:34,659 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed.
[2020-09-24 19:35:34,659 INFO L268 CegarLoopResult]: For program point L126(lines 126 141) no Hoare annotation was computed.
[2020-09-24 19:35:34,659 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed.
[2020-09-24 19:35:34,659 INFO L268 CegarLoopResult]: For program point L60(lines 60 82) no Hoare annotation was computed.
[2020-09-24 19:35:34,659 INFO L268 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed.
[2020-09-24 19:35:34,660 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 14 149) no Hoare annotation was computed.
[2020-09-24 19:35:34,660 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed.
[2020-09-24 19:35:34,660 INFO L268 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed.
[2020-09-24 19:35:34,660 INFO L268 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed.
[2020-09-24 19:35:34,660 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed.
[2020-09-24 19:35:34,660 INFO L268 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed.
[2020-09-24 19:35:34,661 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed.
[2020-09-24 19:35:34,661 INFO L268 CegarLoopResult]: For program point L20(line 20) no Hoare annotation was computed.
[2020-09-24 19:35:34,661 INFO L268 CegarLoopResult]: For program point L20-1(line 20) no Hoare annotation was computed.
[2020-09-24 19:35:34,661 INFO L268 CegarLoopResult]: For program point L20-2(line 20) no Hoare annotation was computed.
[2020-09-24 19:35:34,661 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed.
[2020-09-24 19:35:34,661 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed.
[2020-09-24 19:35:34,662 INFO L268 CegarLoopResult]: For program point L37(lines 37 84) no Hoare annotation was computed.
[2020-09-24 19:35:34,662 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed.
[2020-09-24 19:35:34,662 INFO L268 CegarLoopResult]: For program point L95(lines 95 104) no Hoare annotation was computed.
[2020-09-24 19:35:34,662 INFO L268 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed.
[2020-09-24 19:35:34,662 INFO L264 CegarLoopResult]: At program point L120(lines 23 143) the Hoare annotation is: (= (let ((.cse0 (div main_~main__x~0 4294967296))) (+ (* 4294967296 .cse0) (* 3 (div (+ (* .cse0 (- 4294967296)) main_~main__x~0) 3)))) main_~main__x~0)
[2020-09-24 19:35:34,663 INFO L264 CegarLoopResult]: At program point L54(lines 24 112) the Hoare annotation is: (= (let ((.cse0 (div main_~main__x~0 4294967296))) (+ (* .cse0 4294967296) (* (div (+ (* .cse0 (- 4294967296)) main_~main__x~0) 3) 3))) main_~main__x~0)
[2020-09-24 19:35:34,663 INFO L268 CegarLoopResult]: For program point L21(lines 21 148) no Hoare annotation was computed.
[2020-09-24 19:35:34,663 INFO L268 CegarLoopResult]: For program point L46(lines 46 83) no Hoare annotation was computed.
[2020-09-24 19:35:34,663 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 14 149) no Hoare annotation was computed.
[2020-09-24 19:35:34,663 INFO L268 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed.
[2020-09-24 19:35:34,664 INFO L268 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed.
[2020-09-24 19:35:34,664 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 97) no Hoare annotation was computed.
[2020-09-24 19:35:34,664 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed.
[2020-09-24 19:35:34,664 INFO L268 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed.
[2020-09-24 19:35:34,664 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 14 149) the Hoare annotation is: (and (= ~__tmp_88_1~0 |old(~__tmp_88_1~0)|) (= ~__tmp_91_1~0 |old(~__tmp_91_1~0)|) (= |old(~__tmp_112_0~0)| ~__tmp_112_0~0) (= ~__tmp_91_0~0 |old(~__tmp_91_0~0)|) (= |old(~__return_121~0)| ~__return_121~0) (= ~__tmp_88_0~0 |old(~__tmp_88_0~0)|) (= ~__tmp_93_0~0 |old(~__tmp_93_0~0)|) (= ~__tmp_94_0~0 |old(~__tmp_94_0~0)|))
[2020-09-24 19:35:34,665 INFO L268 CegarLoopResult]: For program point L88(lines 88 110) no Hoare annotation was computed.
[2020-09-24 19:35:34,665 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed.
[2020-09-24 19:35:34,665 INFO L268 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed.
[2020-09-24 19:35:34,665 INFO L268 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed.
[2020-09-24 19:35:34,665 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed.
[2020-09-24 19:35:34,665 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed.
[2020-09-24 19:35:34,665 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed.
[2020-09-24 19:35:34,666 INFO L268 CegarLoopResult]: For program point L23(lines 23 143) no Hoare annotation was computed.
[2020-09-24 19:35:34,666 INFO L268 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed.
[2020-09-24 19:35:34,666 INFO L271 CegarLoopResult]: At program point L81(lines 15 149) the Hoare annotation is: true
[2020-09-24 19:35:34,666 INFO L268 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed.
[2020-09-24 19:35:34,666 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed.
[2020-09-24 19:35:34,666 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed.
[2020-09-24 19:35:34,667 INFO L268 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed.
[2020-09-24 19:35:34,667 INFO L268 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed.
[2020-09-24 19:35:34,667 INFO L268 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed.
[2020-09-24 19:35:34,667 INFO L268 CegarLoopResult]: For program point L115(lines 115 142) no Hoare annotation was computed.
[2020-09-24 19:35:34,667 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed.
[2020-09-24 19:35:34,667 INFO L271 CegarLoopResult]: At program point L140(lines 23 143) the Hoare annotation is: true
[2020-09-24 19:35:34,668 INFO L268 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed.
[2020-09-24 19:35:34,668 INFO L268 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed.
[2020-09-24 19:35:34,668 INFO L271 CegarLoopResult]: At program point L132(lines 23 143) the Hoare annotation is: true
[2020-09-24 19:35:34,668 INFO L268 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed.
[2020-09-24 19:35:34,668 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed.
[2020-09-24 19:35:34,668 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed.
[2020-09-24 19:35:34,669 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed.
[2020-09-24 19:35:34,669 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed.
[2020-09-24 19:35:34,669 INFO L268 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed.
[2020-09-24 19:35:34,669 INFO L268 CegarLoopResult]: For program point L17(line 17) no Hoare annotation was computed.
[2020-09-24 19:35:34,669 INFO L268 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed.
[2020-09-24 19:35:34,670 INFO L264 CegarLoopResult]: At program point L42(lines 24 112) the Hoare annotation is: (= (let ((.cse0 (div main_~main__x~0 4294967296))) (let ((.cse2 (* .cse0 (- 4294967296)))) (let ((.cse1 (div (+ .cse2 main_~main__x~0) 3))) (+ (* 4294967296 .cse0) (* 3 .cse1) (* 4294967296 (div (+ .cse2 (* .cse1 (- 3)) main_~main__x~0) 4294967296)))))) main_~main__x~0)
[2020-09-24 19:35:34,670 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed.
[2020-09-24 19:35:34,670 INFO L268 CegarLoopResult]: For program point L34-1(line 34) no Hoare annotation was computed.
[2020-09-24 19:35:34,670 INFO L268 CegarLoopResult]: For program point L34-2(line 34) no Hoare annotation was computed.
[2020-09-24 19:35:34,670 INFO L268 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed.
[2020-09-24 19:35:34,670 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed.
[2020-09-24 19:35:34,671 INFO L268 CegarLoopResult]: For program point L125-1(line 125) no Hoare annotation was computed.
[2020-09-24 19:35:34,671 INFO L268 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed.
[2020-09-24 19:35:34,671 INFO L268 CegarLoopResult]: For program point L125-2(line 125) no Hoare annotation was computed.
[2020-09-24 19:35:34,671 INFO L268 CegarLoopResult]: For program point L26(line 26) no Hoare annotation was computed.
[2020-09-24 19:35:34,671 INFO L268 CegarLoopResult]: For program point L59-1(line 59) no Hoare annotation was computed.
[2020-09-24 19:35:34,671 INFO L268 CegarLoopResult]: For program point L59-2(line 59) no Hoare annotation was computed.
[2020-09-24 19:35:34,672 INFO L268 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed.
[2020-09-24 19:35:34,672 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed.
[2020-09-24 19:35:34,672 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed.
[2020-09-24 19:35:34,672 INFO L268 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed.
[2020-09-24 19:35:34,672 INFO L268 CegarLoopResult]: For program point L35(lines 35 111) no Hoare annotation was computed.
[2020-09-24 19:35:34,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.09 07:35:34 BoogieIcfgContainer
[2020-09-24 19:35:34,697 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-09-24 19:35:34,700 INFO L168 Benchmark]: Toolchain (without parser) took 18203.21 ms. Allocated memory was 140.5 MB in the beginning and 245.9 MB in the end (delta: 105.4 MB). Free memory was 102.3 MB in the beginning and 189.4 MB in the end (delta: -87.1 MB). Peak memory consumption was 18.3 MB. Max. memory is 7.1 GB.
[2020-09-24 19:35:34,701 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 140.5 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
[2020-09-24 19:35:34,702 INFO L168 Benchmark]: CACSL2BoogieTranslator took 341.23 ms. Allocated memory is still 140.5 MB. Free memory was 101.7 MB in the beginning and 90.6 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB.
[2020-09-24 19:35:34,703 INFO L168 Benchmark]: Boogie Preprocessor took 123.13 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 90.6 MB in the beginning and 182.0 MB in the end (delta: -91.4 MB). Peak memory consumption was 12.2 MB. Max. memory is 7.1 GB.
[2020-09-24 19:35:34,704 INFO L168 Benchmark]: RCFGBuilder took 512.88 ms. Allocated memory is still 203.9 MB. Free memory was 182.0 MB in the beginning and 160.8 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB.
[2020-09-24 19:35:34,705 INFO L168 Benchmark]: TraceAbstraction took 17217.34 ms. Allocated memory was 203.9 MB in the beginning and 245.9 MB in the end (delta: 41.9 MB). Free memory was 160.2 MB in the beginning and 189.4 MB in the end (delta: -29.2 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB.
[2020-09-24 19:35:34,710 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.28 ms. Allocated memory is still 140.5 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 341.23 ms. Allocated memory is still 140.5 MB. Free memory was 101.7 MB in the beginning and 90.6 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 123.13 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 90.6 MB in the beginning and 182.0 MB in the end (delta: -91.4 MB). Peak memory consumption was 12.2 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 512.88 ms. Allocated memory is still 203.9 MB. Free memory was 182.0 MB in the beginning and 160.8 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB.
* TraceAbstraction took 17217.34 ms. Allocated memory was 203.9 MB in the beginning and 245.9 MB in the end (delta: 41.9 MB). Free memory was 160.2 MB in the beginning and 189.4 MB in the end (delta: -29.2 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- PositiveResult [Line: 97]: 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
- InvariantResult [Line: 24]: Loop Invariant
Derived loop invariant: main__x / 4294967296 * 4294967296 + (main__x / 4294967296 * -4294967296 + main__x) / 3 * 3 == main__x
- InvariantResult [Line: 15]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 23]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 23]: Loop Invariant
Derived loop invariant: 4294967296 * (main__x / 4294967296) + 3 * ((main__x / 4294967296 * -4294967296 + main__x) / 3) == main__x
- InvariantResult [Line: 23]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 24]: Loop Invariant
Derived loop invariant: 4294967296 * (main__x / 4294967296) + 3 * ((main__x / 4294967296 * -4294967296 + main__x) / 3) + 4294967296 * ((main__x / 4294967296 * -4294967296 + (main__x / 4294967296 * -4294967296 + main__x) / 3 * -3 + main__x) / 4294967296) == main__x
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 3 procedures, 93 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 16.9s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 14.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 183 SDtfs, 94 SDslu, 468 SDs, 0 SdLazy, 494 SolverSat, 10 SolverUnsat, 6 SolverUnknown, 0 SolverNotchecked, 12.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=94occurred in iteration=1, 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, 2 MinimizatonAttempts, 31 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 10 LocationsWithAnnotation, 10 PreInvPairs, 18 NumberOfFragments, 137 HoareAnnotationTreeSize, 10 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 10 FomulaSimplificationsInter, 45 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 79 NumberOfCodeBlocks, 79 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 77 ConstructedInterpolants, 0 QuantifiedInterpolants, 39373 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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...