/usr/bin/java -ea -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.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/array-fpi/ifcompf.c
--------------------------------------------------------------------------------
This is Ultimate 0.1.25-267fbe0
[2020-07-18 06:32:34,864 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2020-07-18 06:32:34,867 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2020-07-18 06:32:34,884 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-07-18 06:32:34,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-07-18 06:32:34,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-07-18 06:32:34,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-07-18 06:32:34,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2020-07-18 06:32:34,902 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-07-18 06:32:34,904 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-07-18 06:32:34,906 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2020-07-18 06:32:34,908 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-07-18 06:32:34,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-07-18 06:32:34,910 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
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[2020-07-18 06:32:34,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-07-18 06:32:34,915 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-07-18 06:32:34,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-07-18 06:32:34,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-07-18 06:32:34,921 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2020-07-18 06:32:34,926 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-07-18 06:32:34,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-07-18 06:32:34,930 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2020-07-18 06:32:34,932 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-07-18 06:32:34,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-07-18 06:32:34,934 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
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[2020-07-18 06:32:34,945 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2020-07-18 06:32:34,946 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf
[2020-07-18 06:32:34,967 INFO L113 SettingsManager]: Loading preferences was successful
[2020-07-18 06:32:34,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2020-07-18 06:32:34,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-07-18 06:32:34,977 INFO L138 SettingsManager]: * sizeof long=4
[2020-07-18 06:32:34,977 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2020-07-18 06:32:34,977 INFO L138 SettingsManager]: * sizeof POINTER=4
[2020-07-18 06:32:34,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2020-07-18 06:32:34,978 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2020-07-18 06:32:34,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-07-18 06:32:34,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2020-07-18 06:32:34,978 INFO L138 SettingsManager]: * sizeof long double=12
[2020-07-18 06:32:34,978 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2020-07-18 06:32:34,978 INFO L138 SettingsManager]: * Use constant arrays=true
[2020-07-18 06:32:34,979 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2020-07-18 06:32:34,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-07-18 06:32:34,979 INFO L138 SettingsManager]: * Size of a code block=SingleStatement
[2020-07-18 06:32:34,979 INFO L138 SettingsManager]: * To the following directory=./dump/
[2020-07-18 06:32:34,979 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2020-07-18 06:32:34,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-07-18 06:32:34,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-07-18 06:32:34,980 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation
[2020-07-18 06:32:34,982 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-07-18 06:32:34,982 INFO L138 SettingsManager]: * Use separate solver for trace checks=false
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: Use separate solver for trace checks -> true
[2020-07-18 06:32:35,273 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2020-07-18 06:32:35,290 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-07-18 06:32:35,294 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-07-18 06:32:35,295 INFO L271 PluginConnector]: Initializing CDTParser...
[2020-07-18 06:32:35,296 INFO L275 PluginConnector]: CDTParser initialized
[2020-07-18 06:32:35,296 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-fpi/ifcompf.c
[2020-07-18 06:32:35,355 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b349ed8f4/17f45b60c1e645f1bb60b9260c176c87/FLAGa4f773e3e
[2020-07-18 06:32:35,802 INFO L306 CDTParser]: Found 1 translation units.
[2020-07-18 06:32:35,803 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-fpi/ifcompf.c
[2020-07-18 06:32:35,810 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b349ed8f4/17f45b60c1e645f1bb60b9260c176c87/FLAGa4f773e3e
[2020-07-18 06:32:36,204 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b349ed8f4/17f45b60c1e645f1bb60b9260c176c87
[2020-07-18 06:32:36,214 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-07-18 06:32:36,217 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2020-07-18 06:32:36,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-07-18 06:32:36,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-07-18 06:32:36,222 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2020-07-18 06:32:36,226 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 06:32:36" (1/1) ...
[2020-07-18 06:32:36,229 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5162972a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:32:36, skipping insertion in model container
[2020-07-18 06:32:36,229 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 06:32:36" (1/1) ...
[2020-07-18 06:32:36,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2020-07-18 06:32:36,258 INFO L178 MainTranslator]: Built tables and reachable declarations
[2020-07-18 06:32:36,437 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-07-18 06:32:36,449 INFO L203 MainTranslator]: Completed pre-run
[2020-07-18 06:32:36,475 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-07-18 06:32:36,492 INFO L208 MainTranslator]: Completed translation
[2020-07-18 06:32:36,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:32:36 WrapperNode
[2020-07-18 06:32:36,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-07-18 06:32:36,494 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-07-18 06:32:36,494 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2020-07-18 06:32:36,494 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2020-07-18 06:32:36,650 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:32:36" (1/1) ...
[2020-07-18 06:32:36,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:32:36" (1/1) ...
[2020-07-18 06:32:36,669 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:32:36" (1/1) ...
[2020-07-18 06:32:36,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:32:36" (1/1) ...
[2020-07-18 06:32:36,697 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:32:36" (1/1) ...
[2020-07-18 06:32:36,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:32:36" (1/1) ...
[2020-07-18 06:32:36,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:32:36" (1/1) ...
[2020-07-18 06:32:36,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-07-18 06:32:36,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-07-18 06:32:36,719 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2020-07-18 06:32:36,719 INFO L275 PluginConnector]: RCFGBuilder initialized
[2020-07-18 06:32:36,724 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:32:36" (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
[2020-07-18 06:32:36,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-07-18 06:32:36,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-07-18 06:32:36,781 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2020-07-18 06:32:36,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2020-07-18 06:32:36,782 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2020-07-18 06:32:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-07-18 06:32:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure abort
[2020-07-18 06:32:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2020-07-18 06:32:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2020-07-18 06:32:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-07-18 06:32:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure malloc
[2020-07-18 06:32:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2020-07-18 06:32:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-07-18 06:32:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2020-07-18 06:32:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2020-07-18 06:32:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-07-18 06:32:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-07-18 06:32:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-07-18 06:32:37,330 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-07-18 06:32:37,331 INFO L295 CfgBuilder]: Removed 4 assume(true) statements.
[2020-07-18 06:32:37,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 06:32:37 BoogieIcfgContainer
[2020-07-18 06:32:37,338 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-07-18 06:32:37,344 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-07-18 06:32:37,344 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2020-07-18 06:32:37,348 INFO L275 PluginConnector]: TraceAbstraction initialized
[2020-07-18 06:32:37,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.07 06:32:36" (1/3) ...
[2020-07-18 06:32:37,349 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1111f3d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 06:32:37, skipping insertion in model container
[2020-07-18 06:32:37,349 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:32:36" (2/3) ...
[2020-07-18 06:32:37,350 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1111f3d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 06:32:37, skipping insertion in model container
[2020-07-18 06:32:37,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 06:32:37" (3/3) ...
[2020-07-18 06:32:37,354 INFO L109 eAbstractionObserver]: Analyzing ICFG ifcompf.c
[2020-07-18 06:32:37,364 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-07-18 06:32:37,372 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-07-18 06:32:37,386 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-07-18 06:32:37,405 INFO L375 AbstractCegarLoop]: Interprodecural is true
[2020-07-18 06:32:37,405 INFO L376 AbstractCegarLoop]: Hoare is true
[2020-07-18 06:32:37,405 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-07-18 06:32:37,405 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-07-18 06:32:37,406 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-07-18 06:32:37,406 INFO L380 AbstractCegarLoop]: Difference is false
[2020-07-18 06:32:37,406 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-07-18 06:32:37,406 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-07-18 06:32:37,422 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states.
[2020-07-18 06:32:37,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38
[2020-07-18 06:32:37,434 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-18 06:32:37,435 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]
[2020-07-18 06:32:37,436 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-18 06:32:37,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-18 06:32:37,443 INFO L82 PathProgramCache]: Analyzing trace with hash 1638267314, now seen corresponding path program 1 times
[2020-07-18 06:32:37,452 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-18 06:32:37,452 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1968800218]
[2020-07-18 06:32:37,453 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-07-18 06:32:37,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-07-18 06:32:37,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-07-18 06:32:37,702 INFO L280 TraceCheckUtils]: 0: Hoare triple {94#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= ~N~0 |old(~N~0)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {82#true} is VALID
[2020-07-18 06:32:37,703 INFO L280 TraceCheckUtils]: 1: Hoare triple {82#true} #valid := #valid[0 := 0]; {82#true} is VALID
[2020-07-18 06:32:37,703 INFO L280 TraceCheckUtils]: 2: Hoare triple {82#true} assume 0 < #StackHeapBarrier; {82#true} is VALID
[2020-07-18 06:32:37,704 INFO L280 TraceCheckUtils]: 3: Hoare triple {82#true} ~N~0 := 0; {82#true} is VALID
[2020-07-18 06:32:37,704 INFO L280 TraceCheckUtils]: 4: Hoare triple {82#true} assume true; {82#true} is VALID
[2020-07-18 06:32:37,704 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {82#true} {82#true} #149#return; {82#true} is VALID
[2020-07-18 06:32:37,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-07-18 06:32:37,716 INFO L280 TraceCheckUtils]: 0: Hoare triple {82#true} ~cond := #in~cond; {82#true} is VALID
[2020-07-18 06:32:37,717 INFO L280 TraceCheckUtils]: 1: Hoare triple {82#true} assume !(0 == ~cond); {82#true} is VALID
[2020-07-18 06:32:37,717 INFO L280 TraceCheckUtils]: 2: Hoare triple {82#true} assume true; {82#true} is VALID
[2020-07-18 06:32:37,718 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {82#true} {82#true} #145#return; {82#true} is VALID
[2020-07-18 06:32:37,720 INFO L263 TraceCheckUtils]: 0: Hoare triple {82#true} call ULTIMATE.init(); {94#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= ~N~0 |old(~N~0)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID
[2020-07-18 06:32:37,720 INFO L280 TraceCheckUtils]: 1: Hoare triple {94#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= ~N~0 |old(~N~0)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {82#true} is VALID
[2020-07-18 06:32:37,721 INFO L280 TraceCheckUtils]: 2: Hoare triple {82#true} #valid := #valid[0 := 0]; {82#true} is VALID
[2020-07-18 06:32:37,721 INFO L280 TraceCheckUtils]: 3: Hoare triple {82#true} assume 0 < #StackHeapBarrier; {82#true} is VALID
[2020-07-18 06:32:37,721 INFO L280 TraceCheckUtils]: 4: Hoare triple {82#true} ~N~0 := 0; {82#true} is VALID
[2020-07-18 06:32:37,722 INFO L280 TraceCheckUtils]: 5: Hoare triple {82#true} assume true; {82#true} is VALID
[2020-07-18 06:32:37,722 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {82#true} {82#true} #149#return; {82#true} is VALID
[2020-07-18 06:32:37,723 INFO L263 TraceCheckUtils]: 7: Hoare triple {82#true} call #t~ret14 := main(); {82#true} is VALID
[2020-07-18 06:32:37,723 INFO L280 TraceCheckUtils]: 8: Hoare triple {82#true} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; {82#true} is VALID
[2020-07-18 06:32:37,723 INFO L280 TraceCheckUtils]: 9: Hoare triple {82#true} ~N~0 := #t~nondet0; {82#true} is VALID
[2020-07-18 06:32:37,724 INFO L280 TraceCheckUtils]: 10: Hoare triple {82#true} havoc #t~nondet0; {82#true} is VALID
[2020-07-18 06:32:37,724 INFO L280 TraceCheckUtils]: 11: Hoare triple {82#true} assume !(~N~0 <= 0); {82#true} is VALID
[2020-07-18 06:32:37,725 INFO L263 TraceCheckUtils]: 12: Hoare triple {82#true} call assume_abort_if_not((if ~N~0 <= 536870911 then 1 else 0)); {82#true} is VALID
[2020-07-18 06:32:37,725 INFO L280 TraceCheckUtils]: 13: Hoare triple {82#true} ~cond := #in~cond; {82#true} is VALID
[2020-07-18 06:32:37,725 INFO L280 TraceCheckUtils]: 14: Hoare triple {82#true} assume !(0 == ~cond); {82#true} is VALID
[2020-07-18 06:32:37,726 INFO L280 TraceCheckUtils]: 15: Hoare triple {82#true} assume true; {82#true} is VALID
[2020-07-18 06:32:37,726 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {82#true} {82#true} #145#return; {82#true} is VALID
[2020-07-18 06:32:37,727 INFO L280 TraceCheckUtils]: 17: Hoare triple {82#true} havoc ~i~0; {82#true} is VALID
[2020-07-18 06:32:37,727 INFO L280 TraceCheckUtils]: 18: Hoare triple {82#true} SUMMARY for call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(8 * ~N~0); srcloc: L26 {82#true} is VALID
[2020-07-18 06:32:37,727 INFO L280 TraceCheckUtils]: 19: Hoare triple {82#true} ~a~0.base, ~a~0.offset := #t~malloc1.base, #t~malloc1.offset; {82#true} is VALID
[2020-07-18 06:32:37,728 INFO L280 TraceCheckUtils]: 20: Hoare triple {82#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8 * ~N~0); srcloc: L27 {82#true} is VALID
[2020-07-18 06:32:37,728 INFO L280 TraceCheckUtils]: 21: Hoare triple {82#true} ~b~0.base, ~b~0.offset := #t~malloc2.base, #t~malloc2.offset; {82#true} is VALID
[2020-07-18 06:32:37,729 INFO L280 TraceCheckUtils]: 22: Hoare triple {82#true} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(8 * ~N~0); srcloc: L28 {82#true} is VALID
[2020-07-18 06:32:37,729 INFO L280 TraceCheckUtils]: 23: Hoare triple {82#true} ~c~0.base, ~c~0.offset := #t~malloc3.base, #t~malloc3.offset; {82#true} is VALID
[2020-07-18 06:32:37,729 INFO L280 TraceCheckUtils]: 24: Hoare triple {82#true} ~i~0 := 0; {82#true} is VALID
[2020-07-18 06:32:37,731 INFO L280 TraceCheckUtils]: 25: Hoare triple {82#true} assume !true; {83#false} is VALID
[2020-07-18 06:32:37,732 INFO L280 TraceCheckUtils]: 26: Hoare triple {83#false} ~i~0 := 0; {83#false} is VALID
[2020-07-18 06:32:37,732 INFO L280 TraceCheckUtils]: 27: Hoare triple {83#false} assume !(~i~0 < ~N~0); {83#false} is VALID
[2020-07-18 06:32:37,733 INFO L280 TraceCheckUtils]: 28: Hoare triple {83#false} ~i~0 := 0; {83#false} is VALID
[2020-07-18 06:32:37,733 INFO L280 TraceCheckUtils]: 29: Hoare triple {83#false} assume !(~i~0 < ~N~0); {83#false} is VALID
[2020-07-18 06:32:37,734 INFO L280 TraceCheckUtils]: 30: Hoare triple {83#false} ~i~0 := 0; {83#false} is VALID
[2020-07-18 06:32:37,734 INFO L280 TraceCheckUtils]: 31: Hoare triple {83#false} assume !!(~i~0 < ~N~0); {83#false} is VALID
[2020-07-18 06:32:37,734 INFO L280 TraceCheckUtils]: 32: Hoare triple {83#false} SUMMARY for call #t~mem13 := read~int(~c~0.base, ~c~0.offset + 8 * ~i~0, 8); srcloc: L59 {83#false} is VALID
[2020-07-18 06:32:37,735 INFO L263 TraceCheckUtils]: 33: Hoare triple {83#false} call __VERIFIER_assert((if #t~mem13 == ~i~0 * ~i~0 * ~i~0 then 1 else 0)); {83#false} is VALID
[2020-07-18 06:32:37,735 INFO L280 TraceCheckUtils]: 34: Hoare triple {83#false} ~cond := #in~cond; {83#false} is VALID
[2020-07-18 06:32:37,736 INFO L280 TraceCheckUtils]: 35: Hoare triple {83#false} assume 0 == ~cond; {83#false} is VALID
[2020-07-18 06:32:37,736 INFO L280 TraceCheckUtils]: 36: Hoare triple {83#false} assume !false; {83#false} is VALID
[2020-07-18 06:32:37,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-18 06:32:37,742 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1968800218]
[2020-07-18 06:32:37,744 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-18 06:32:37,745 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-18 06:32:37,745 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192415667]
[2020-07-18 06:32:37,752 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37
[2020-07-18 06:32:37,755 INFO L84 Accepts]: Finished accepts. word is accepted.
[2020-07-18 06:32:37,758 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states.
[2020-07-18 06:32:37,814 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity.
[2020-07-18 06:32:37,815 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-18 06:32:37,815 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-18 06:32:37,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-18 06:32:37,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-18 06:32:37,826 INFO L87 Difference]: Start difference. First operand 79 states. Second operand 3 states.
[2020-07-18 06:32:38,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-18 06:32:38,294 INFO L93 Difference]: Finished difference Result 141 states and 166 transitions.
[2020-07-18 06:32:38,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-07-18 06:32:38,294 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37
[2020-07-18 06:32:38,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-18 06:32:38,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2020-07-18 06:32:38,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 166 transitions.
[2020-07-18 06:32:38,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2020-07-18 06:32:38,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 166 transitions.
[2020-07-18 06:32:38,316 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 166 transitions.
[2020-07-18 06:32:38,529 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 166 edges. 166 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity.
[2020-07-18 06:32:38,563 INFO L225 Difference]: With dead ends: 141
[2020-07-18 06:32:38,563 INFO L226 Difference]: Without dead ends: 72
[2020-07-18 06:32:38,571 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-18 06:32:38,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states.
[2020-07-18 06:32:38,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72.
[2020-07-18 06:32:38,689 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa
[2020-07-18 06:32:38,689 INFO L82 GeneralOperation]: Start isEquivalent. First operand 72 states. Second operand 72 states.
[2020-07-18 06:32:38,690 INFO L74 IsIncluded]: Start isIncluded. First operand 72 states. Second operand 72 states.
[2020-07-18 06:32:38,690 INFO L87 Difference]: Start difference. First operand 72 states. Second operand 72 states.
[2020-07-18 06:32:38,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-18 06:32:38,697 INFO L93 Difference]: Finished difference Result 72 states and 78 transitions.
[2020-07-18 06:32:38,697 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 78 transitions.
[2020-07-18 06:32:38,698 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2020-07-18 06:32:38,698 INFO L83 IsIncluded]: Finished isIncluded. Language is included
[2020-07-18 06:32:38,698 INFO L74 IsIncluded]: Start isIncluded. First operand 72 states. Second operand 72 states.
[2020-07-18 06:32:38,699 INFO L87 Difference]: Start difference. First operand 72 states. Second operand 72 states.
[2020-07-18 06:32:38,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-18 06:32:38,705 INFO L93 Difference]: Finished difference Result 72 states and 78 transitions.
[2020-07-18 06:32:38,705 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 78 transitions.
[2020-07-18 06:32:38,706 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2020-07-18 06:32:38,706 INFO L83 IsIncluded]: Finished isIncluded. Language is included
[2020-07-18 06:32:38,707 INFO L88 GeneralOperation]: Finished isEquivalent.
[2020-07-18 06:32:38,707 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa
[2020-07-18 06:32:38,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states.
[2020-07-18 06:32:38,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 78 transitions.
[2020-07-18 06:32:38,713 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 78 transitions. Word has length 37
[2020-07-18 06:32:38,713 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-18 06:32:38,714 INFO L479 AbstractCegarLoop]: Abstraction has 72 states and 78 transitions.
[2020-07-18 06:32:38,714 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-18 06:32:38,714 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 72 states and 78 transitions.
[2020-07-18 06:32:38,805 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 78 edges. 78 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity.
[2020-07-18 06:32:38,805 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 78 transitions.
[2020-07-18 06:32:38,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38
[2020-07-18 06:32:38,807 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-18 06:32:38,807 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]
[2020-07-18 06:32:38,808 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-07-18 06:32:38,808 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-18 06:32:38,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-18 06:32:38,809 INFO L82 PathProgramCache]: Analyzing trace with hash -556138909, now seen corresponding path program 1 times
[2020-07-18 06:32:38,809 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-18 06:32:38,809 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [714049221]
[2020-07-18 06:32:38,810 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-07-18 06:32:38,835 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic
[2020-07-18 06:32:38,835 WARN L168 FreeRefinementEngine]: Strategy FIXED_PREFERENCES was unsuccessful and could not determine trace feasibility
[2020-07-18 06:32:38,835 INFO L520 BasicCegarLoop]: Counterexample might be feasible
[2020-07-18 06:32:38,840 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-07-18 06:32:38,855 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation
[2020-07-18 06:32:38,855 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation
[2020-07-18 06:32:38,856 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation
[2020-07-18 06:32:38,856 WARN L170 areAnnotationChecker]: assume_abort_if_notENTRY has no Hoare annotation
[2020-07-18 06:32:38,856 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation
[2020-07-18 06:32:38,856 WARN L170 areAnnotationChecker]: __VERIFIER_assertENTRY has no Hoare annotation
[2020-07-18 06:32:38,856 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation
[2020-07-18 06:32:38,856 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation
[2020-07-18 06:32:38,857 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation
[2020-07-18 06:32:38,857 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation
[2020-07-18 06:32:38,857 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation
[2020-07-18 06:32:38,857 WARN L170 areAnnotationChecker]: L21 has no Hoare annotation
[2020-07-18 06:32:38,857 WARN L170 areAnnotationChecker]: L13 has no Hoare annotation
[2020-07-18 06:32:38,857 WARN L170 areAnnotationChecker]: L13 has no Hoare annotation
[2020-07-18 06:32:38,858 WARN L170 areAnnotationChecker]: L-1-1 has no Hoare annotation
[2020-07-18 06:32:38,858 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation
[2020-07-18 06:32:38,858 WARN L170 areAnnotationChecker]: L11-1 has no Hoare annotation
[2020-07-18 06:32:38,858 WARN L170 areAnnotationChecker]: L11-3 has no Hoare annotation
[2020-07-18 06:32:38,858 WARN L170 areAnnotationChecker]: L21-1 has no Hoare annotation
[2020-07-18 06:32:38,859 WARN L170 areAnnotationChecker]: L13-1 has no Hoare annotation
[2020-07-18 06:32:38,859 WARN L170 areAnnotationChecker]: L13-1 has no Hoare annotation
[2020-07-18 06:32:38,859 WARN L170 areAnnotationChecker]: L13-3 has no Hoare annotation
[2020-07-18 06:32:38,859 WARN L170 areAnnotationChecker]: L17 has no Hoare annotation
[2020-07-18 06:32:38,859 WARN L170 areAnnotationChecker]: assume_abort_if_notEXIT has no Hoare annotation
[2020-07-18 06:32:38,859 WARN L170 areAnnotationChecker]: L22 has no Hoare annotation
[2020-07-18 06:32:38,860 WARN L170 areAnnotationChecker]: L22 has no Hoare annotation
[2020-07-18 06:32:38,860 WARN L170 areAnnotationChecker]: __VERIFIER_assertEXIT has no Hoare annotation
[2020-07-18 06:32:38,860 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation
[2020-07-18 06:32:38,860 WARN L170 areAnnotationChecker]: L23-1 has no Hoare annotation
[2020-07-18 06:32:38,860 WARN L170 areAnnotationChecker]: L22-1 has no Hoare annotation
[2020-07-18 06:32:38,860 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation
[2020-07-18 06:32:38,861 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation
[2020-07-18 06:32:38,861 WARN L170 areAnnotationChecker]: L59-2 has no Hoare annotation
[2020-07-18 06:32:38,861 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation
[2020-07-18 06:32:38,861 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation
[2020-07-18 06:32:38,861 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation
[2020-07-18 06:32:38,861 WARN L170 areAnnotationChecker]: L57-2 has no Hoare annotation
[2020-07-18 06:32:38,862 WARN L170 areAnnotationChecker]: L26-1 has no Hoare annotation
[2020-07-18 06:32:38,862 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation
[2020-07-18 06:32:38,862 WARN L170 areAnnotationChecker]: L57-3 has no Hoare annotation
[2020-07-18 06:32:38,862 WARN L170 areAnnotationChecker]: L27 has no Hoare annotation
[2020-07-18 06:32:38,862 WARN L170 areAnnotationChecker]: L57-4 has no Hoare annotation
[2020-07-18 06:32:38,862 WARN L170 areAnnotationChecker]: L27-1 has no Hoare annotation
[2020-07-18 06:32:38,863 WARN L170 areAnnotationChecker]: L57-5 has no Hoare annotation
[2020-07-18 06:32:38,863 WARN L170 areAnnotationChecker]: L57-5 has no Hoare annotation
[2020-07-18 06:32:38,863 WARN L170 areAnnotationChecker]: L57-5 has no Hoare annotation
[2020-07-18 06:32:38,863 WARN L170 areAnnotationChecker]: L28 has no Hoare annotation
[2020-07-18 06:32:38,863 WARN L170 areAnnotationChecker]: L57-6 has no Hoare annotation
[2020-07-18 06:32:38,863 WARN L170 areAnnotationChecker]: L59 has no Hoare annotation
[2020-07-18 06:32:38,864 WARN L170 areAnnotationChecker]: L28-1 has no Hoare annotation
[2020-07-18 06:32:38,864 WARN L170 areAnnotationChecker]: L59-1 has no Hoare annotation
[2020-07-18 06:32:38,864 WARN L170 areAnnotationChecker]: L59-1 has no Hoare annotation
[2020-07-18 06:32:38,864 WARN L170 areAnnotationChecker]: L30 has no Hoare annotation
[2020-07-18 06:32:38,864 WARN L170 areAnnotationChecker]: L30-6 has no Hoare annotation
[2020-07-18 06:32:38,864 WARN L170 areAnnotationChecker]: L30-6 has no Hoare annotation
[2020-07-18 06:32:38,865 WARN L170 areAnnotationChecker]: L30-6 has no Hoare annotation
[2020-07-18 06:32:38,865 WARN L170 areAnnotationChecker]: L30-7 has no Hoare annotation
[2020-07-18 06:32:38,865 WARN L170 areAnnotationChecker]: L32 has no Hoare annotation
[2020-07-18 06:32:38,865 WARN L170 areAnnotationChecker]: L32 has no Hoare annotation
[2020-07-18 06:32:38,865 WARN L170 areAnnotationChecker]: L39-5 has no Hoare annotation
[2020-07-18 06:32:38,865 WARN L170 areAnnotationChecker]: L39-5 has no Hoare annotation
[2020-07-18 06:32:38,866 WARN L170 areAnnotationChecker]: L39-5 has no Hoare annotation
[2020-07-18 06:32:38,866 WARN L170 areAnnotationChecker]: L33 has no Hoare annotation
[2020-07-18 06:32:38,866 WARN L170 areAnnotationChecker]: L35 has no Hoare annotation
[2020-07-18 06:32:38,866 WARN L170 areAnnotationChecker]: L39-6 has no Hoare annotation
[2020-07-18 06:32:38,866 WARN L170 areAnnotationChecker]: L41 has no Hoare annotation
[2020-07-18 06:32:38,866 WARN L170 areAnnotationChecker]: L41 has no Hoare annotation
[2020-07-18 06:32:38,867 WARN L170 areAnnotationChecker]: L30-3 has no Hoare annotation
[2020-07-18 06:32:38,867 WARN L170 areAnnotationChecker]: L35-1 has no Hoare annotation
[2020-07-18 06:32:38,867 WARN L170 areAnnotationChecker]: L48-5 has no Hoare annotation
[2020-07-18 06:32:38,867 WARN L170 areAnnotationChecker]: L48-5 has no Hoare annotation
[2020-07-18 06:32:38,867 WARN L170 areAnnotationChecker]: L48-5 has no Hoare annotation
[2020-07-18 06:32:38,867 WARN L170 areAnnotationChecker]: L42 has no Hoare annotation
[2020-07-18 06:32:38,868 WARN L170 areAnnotationChecker]: L44 has no Hoare annotation
[2020-07-18 06:32:38,868 WARN L170 areAnnotationChecker]: L30-4 has no Hoare annotation
[2020-07-18 06:32:38,868 WARN L170 areAnnotationChecker]: L35-2 has no Hoare annotation
[2020-07-18 06:32:38,868 WARN L170 areAnnotationChecker]: L48-6 has no Hoare annotation
[2020-07-18 06:32:38,868 WARN L170 areAnnotationChecker]: L50 has no Hoare annotation
[2020-07-18 06:32:38,868 WARN L170 areAnnotationChecker]: L50 has no Hoare annotation
[2020-07-18 06:32:38,869 WARN L170 areAnnotationChecker]: L39-2 has no Hoare annotation
[2020-07-18 06:32:38,869 WARN L170 areAnnotationChecker]: L44-1 has no Hoare annotation
[2020-07-18 06:32:38,869 WARN L170 areAnnotationChecker]: L30-5 has no Hoare annotation
[2020-07-18 06:32:38,869 WARN L170 areAnnotationChecker]: L51 has no Hoare annotation
[2020-07-18 06:32:38,869 WARN L170 areAnnotationChecker]: L53 has no Hoare annotation
[2020-07-18 06:32:38,869 WARN L170 areAnnotationChecker]: L39-3 has no Hoare annotation
[2020-07-18 06:32:38,869 WARN L170 areAnnotationChecker]: L44-2 has no Hoare annotation
[2020-07-18 06:32:38,870 WARN L170 areAnnotationChecker]: L48-2 has no Hoare annotation
[2020-07-18 06:32:38,870 WARN L170 areAnnotationChecker]: L53-1 has no Hoare annotation
[2020-07-18 06:32:38,870 WARN L170 areAnnotationChecker]: L39-4 has no Hoare annotation
[2020-07-18 06:32:38,870 WARN L170 areAnnotationChecker]: L44-3 has no Hoare annotation
[2020-07-18 06:32:38,870 WARN L170 areAnnotationChecker]: L48-3 has no Hoare annotation
[2020-07-18 06:32:38,870 WARN L170 areAnnotationChecker]: L53-2 has no Hoare annotation
[2020-07-18 06:32:38,871 WARN L170 areAnnotationChecker]: L44-4 has no Hoare annotation
[2020-07-18 06:32:38,871 WARN L170 areAnnotationChecker]: L48-4 has no Hoare annotation
[2020-07-18 06:32:38,871 WARN L170 areAnnotationChecker]: L53-3 has no Hoare annotation
[2020-07-18 06:32:38,871 WARN L170 areAnnotationChecker]: L53-4 has no Hoare annotation
[2020-07-18 06:32:38,871 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing.
[2020-07-18 06:32:38,875 WARN L231 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually.
[2020-07-18 06:32:38,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.07 06:32:38 BoogieIcfgContainer
[2020-07-18 06:32:38,876 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-07-18 06:32:38,879 INFO L168 Benchmark]: Toolchain (without parser) took 2662.79 ms. Allocated memory was 145.8 MB in the beginning and 233.3 MB in the end (delta: 87.6 MB). Free memory was 104.0 MB in the beginning and 97.1 MB in the end (delta: 6.9 MB). Peak memory consumption was 94.4 MB. Max. memory is 7.1 GB.
[2020-07-18 06:32:38,880 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 145.8 MB. Free memory was 122.3 MB in the beginning and 122.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB.
[2020-07-18 06:32:38,881 INFO L168 Benchmark]: CACSL2BoogieTranslator took 275.50 ms. Allocated memory is still 145.8 MB. Free memory was 103.6 MB in the beginning and 92.4 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB.
[2020-07-18 06:32:38,882 INFO L168 Benchmark]: Boogie Preprocessor took 224.62 ms. Allocated memory was 145.8 MB in the beginning and 206.0 MB in the end (delta: 60.3 MB). Free memory was 92.4 MB in the beginning and 183.1 MB in the end (delta: -90.7 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB.
[2020-07-18 06:32:38,883 INFO L168 Benchmark]: RCFGBuilder took 621.16 ms. Allocated memory is still 206.0 MB. Free memory was 183.1 MB in the beginning and 148.4 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 7.1 GB.
[2020-07-18 06:32:38,884 INFO L168 Benchmark]: TraceAbstraction took 1531.74 ms. Allocated memory was 206.0 MB in the beginning and 233.3 MB in the end (delta: 27.3 MB). Free memory was 148.4 MB in the beginning and 97.1 MB in the end (delta: 51.3 MB). Peak memory consumption was 78.6 MB. Max. memory is 7.1 GB.
[2020-07-18 06:32:38,888 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- AssertionsEnabledResult: Assertions are enabled
Assertions are enabled
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.20 ms. Allocated memory is still 145.8 MB. Free memory was 122.3 MB in the beginning and 122.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 275.50 ms. Allocated memory is still 145.8 MB. Free memory was 103.6 MB in the beginning and 92.4 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 224.62 ms. Allocated memory was 145.8 MB in the beginning and 206.0 MB in the end (delta: 60.3 MB). Free memory was 92.4 MB in the beginning and 183.1 MB in the end (delta: -90.7 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 621.16 ms. Allocated memory is still 206.0 MB. Free memory was 183.1 MB in the beginning and 148.4 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 7.1 GB.
* TraceAbstraction took 1531.74 ms. Allocated memory was 206.0 MB in the beginning and 233.3 MB in the end (delta: 27.3 MB). Free memory was 148.4 MB in the beginning and 97.1 MB in the end (delta: 51.3 MB). Peak memory consumption was 78.6 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- UnprovableResult [Line: 13]: Unable to prove that call of __VERIFIER_error() unreachable
Unable to prove that call of __VERIFIER_error() unreachable
Reason: unable to decide satisfiability of path constraint.
Possible FailurePath:
[L17] int N;
[L21] N = __VERIFIER_nondet_int()
[L22] COND FALSE !(N <= 0)
[L23] CALL assume_abort_if_not(N <= 2147483647/sizeof(int))
[L11] COND FALSE !(!cond)
[L23] RET assume_abort_if_not(N <= 2147483647/sizeof(int))
[L25] int i;
[L26] long long *a = malloc(sizeof(long long)*N);
[L27] long long *b = malloc(sizeof(long long)*N);
[L28] long long *c = malloc(sizeof(long long)*N);
[L30] i=0
[L30] COND FALSE !(i<N)
[L39] i=0
[L39] COND FALSE !(i<N)
[L48] i=0
[L48] COND FALSE !(i<N)
[L57] i=0
[L57] COND TRUE i<N
[L59] EXPR c[i]
[L59] CALL __VERIFIER_assert(c[i] == i*i*i)
[L13] COND TRUE !(cond)
[L13] __VERIFIER_error()
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 5 procedures, 79 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNKNOWN, OverallTime: 1.4s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 86 SDtfs, 10 SDslu, 5 SDs, 0 SdLazy, 67 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred 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: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 1728 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 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 could not prove your program: unable to determine feasibility of some traces
Received shutdown request...