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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/array-tiling/tcpy.c
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This is Ultimate 0.1.24-13a467a-m
[2019-10-15 01:38:52,832 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2019-10-15 01:38:52,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2019-10-15 01:38:52,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-10-15 01:38:52,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-10-15 01:38:52,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-10-15 01:38:52,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-10-15 01:38:52,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2019-10-15 01:38:52,870 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-10-15 01:38:52,872 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-10-15 01:38:52,874 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2019-10-15 01:38:52,875 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-10-15 01:38:52,875 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-10-15 01:38:52,879 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-10-15 01:38:52,881 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-10-15 01:38:52,883 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-10-15 01:38:52,884 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-10-15 01:38:52,887 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-10-15 01:38:52,888 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-10-15 01:38:52,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2019-10-15 01:38:52,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-10-15 01:38:52,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-10-15 01:38:52,901 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2019-10-15 01:38:52,902 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-10-15 01:38:52,904 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-10-15 01:38:52,904 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-10-15 01:38:52,905 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-10-15 01:38:52,906 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-10-15 01:38:52,908 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-10-15 01:38:52,909 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-10-15 01:38:52,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-10-15 01:38:52,911 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2019-10-15 01:38:52,911 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-10-15 01:38:52,912 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2019-10-15 01:38:52,913 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-10-15 01:38:52,913 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2019-10-15 01:38:52,914 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-10-15 01:38:52,914 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-10-15 01:38:52,914 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2019-10-15 01:38:52,915 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2019-10-15 01:38:52,915 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2019-10-15 01:38:52,916 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2019-10-15 01:38:52,930 INFO L113 SettingsManager]: Loading preferences was successful
[2019-10-15 01:38:52,930 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2019-10-15 01:38:52,931 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-10-15 01:38:52,931 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2019-10-15 01:38:52,931 INFO L138 SettingsManager]: * Use SBE=true
[2019-10-15 01:38:52,932 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-10-15 01:38:52,932 INFO L138 SettingsManager]: * sizeof long=4
[2019-10-15 01:38:52,932 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2019-10-15 01:38:52,932 INFO L138 SettingsManager]: * sizeof POINTER=4
[2019-10-15 01:38:52,932 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2019-10-15 01:38:52,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2019-10-15 01:38:52,933 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-10-15 01:38:52,933 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2019-10-15 01:38:52,934 INFO L138 SettingsManager]: * sizeof long double=12
[2019-10-15 01:38:52,934 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2019-10-15 01:38:52,935 INFO L138 SettingsManager]: * Use constant arrays=true
[2019-10-15 01:38:52,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2019-10-15 01:38:52,935 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-10-15 01:38:52,935 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2019-10-15 01:38:52,935 INFO L138 SettingsManager]: * To the following directory=./dump/
[2019-10-15 01:38:52,936 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2019-10-15 01:38:52,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-10-15 01:38:52,936 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-10-15 01:38:52,936 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2019-10-15 01:38:52,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-10-15 01:38:52,937 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2019-10-15 01:38:52,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-10-15 01:38:52,937 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-10-15 01:38:52,937 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK
[2019-10-15 01:38:53,214 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2019-10-15 01:38:53,228 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-10-15 01:38:53,231 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-10-15 01:38:53,233 INFO L271 PluginConnector]: Initializing CDTParser...
[2019-10-15 01:38:53,233 INFO L275 PluginConnector]: CDTParser initialized
[2019-10-15 01:38:53,234 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/tcpy.c
[2019-10-15 01:38:53,297 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8cabaa78/e8bf6248761540d283f0594436efc313/FLAG99c5b1834
[2019-10-15 01:38:53,766 INFO L306 CDTParser]: Found 1 translation units.
[2019-10-15 01:38:53,769 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/tcpy.c
[2019-10-15 01:38:53,777 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8cabaa78/e8bf6248761540d283f0594436efc313/FLAG99c5b1834
[2019-10-15 01:38:54,165 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8cabaa78/e8bf6248761540d283f0594436efc313
[2019-10-15 01:38:54,176 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-10-15 01:38:54,178 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2019-10-15 01:38:54,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-10-15 01:38:54,179 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-10-15 01:38:54,183 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2019-10-15 01:38:54,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:38:54" (1/1) ...
[2019-10-15 01:38:54,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24048c42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:38:54, skipping insertion in model container
[2019-10-15 01:38:54,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:38:54" (1/1) ...
[2019-10-15 01:38:54,195 INFO L142 MainTranslator]: Starting translation in SV-COMP mode
[2019-10-15 01:38:54,210 INFO L173 MainTranslator]: Built tables and reachable declarations
[2019-10-15 01:38:54,429 INFO L206 PostProcessor]: Analyzing one entry point: main
[2019-10-15 01:38:54,441 INFO L188 MainTranslator]: Completed pre-run
[2019-10-15 01:38:54,460 INFO L206 PostProcessor]: Analyzing one entry point: main
[2019-10-15 01:38:54,477 INFO L192 MainTranslator]: Completed translation
[2019-10-15 01:38:54,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:38:54 WrapperNode
[2019-10-15 01:38:54,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-10-15 01:38:54,478 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-10-15 01:38:54,479 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2019-10-15 01:38:54,479 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2019-10-15 01:38:54,568 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:38:54" (1/1) ...
[2019-10-15 01:38:54,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:38:54" (1/1) ...
[2019-10-15 01:38:54,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:38:54" (1/1) ...
[2019-10-15 01:38:54,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:38:54" (1/1) ...
[2019-10-15 01:38:54,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:38:54" (1/1) ...
[2019-10-15 01:38:54,595 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:38:54" (1/1) ...
[2019-10-15 01:38:54,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:38:54" (1/1) ...
[2019-10-15 01:38:54,600 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-10-15 01:38:54,600 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-10-15 01:38:54,600 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2019-10-15 01:38:54,601 INFO L275 PluginConnector]: RCFGBuilder initialized
[2019-10-15 01:38:54,602 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:38:54" (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
[2019-10-15 01:38:54,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2019-10-15 01:38:54,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-10-15 01:38:54,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2019-10-15 01:38:54,663 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2019-10-15 01:38:54,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2019-10-15 01:38:54,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume
[2019-10-15 01:38:54,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2019-10-15 01:38:54,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2019-10-15 01:38:54,664 INFO L130 BoogieDeclarations]: Found specification of procedure malloc
[2019-10-15 01:38:54,664 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2019-10-15 01:38:54,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2019-10-15 01:38:54,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2019-10-15 01:38:54,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2019-10-15 01:38:54,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2019-10-15 01:38:54,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-10-15 01:38:54,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2019-10-15 01:38:55,035 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2019-10-15 01:38:55,036 INFO L284 CfgBuilder]: Removed 3 assume(true) statements.
[2019-10-15 01:38:55,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:38:55 BoogieIcfgContainer
[2019-10-15 01:38:55,037 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-10-15 01:38:55,038 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2019-10-15 01:38:55,038 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2019-10-15 01:38:55,041 INFO L275 PluginConnector]: TraceAbstraction initialized
[2019-10-15 01:38:55,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:38:54" (1/3) ...
[2019-10-15 01:38:55,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fca7fac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:38:55, skipping insertion in model container
[2019-10-15 01:38:55,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:38:54" (2/3) ...
[2019-10-15 01:38:55,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fca7fac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:38:55, skipping insertion in model container
[2019-10-15 01:38:55,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:38:55" (3/3) ...
[2019-10-15 01:38:55,045 INFO L109 eAbstractionObserver]: Analyzing ICFG tcpy.c
[2019-10-15 01:38:55,061 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2019-10-15 01:38:55,070 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2019-10-15 01:38:55,081 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2019-10-15 01:38:55,105 INFO L373 AbstractCegarLoop]: Interprodecural is true
[2019-10-15 01:38:55,106 INFO L374 AbstractCegarLoop]: Hoare is true
[2019-10-15 01:38:55,106 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP
[2019-10-15 01:38:55,106 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2019-10-15 01:38:55,106 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2019-10-15 01:38:55,106 INFO L378 AbstractCegarLoop]: Difference is false
[2019-10-15 01:38:55,106 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2019-10-15 01:38:55,106 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2019-10-15 01:38:55,121 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states.
[2019-10-15 01:38:55,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2019-10-15 01:38:55,126 INFO L372 BasicCegarLoop]: Found error trace
[2019-10-15 01:38:55,127 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2019-10-15 01:38:55,129 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2019-10-15 01:38:55,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2019-10-15 01:38:55,134 INFO L82 PathProgramCache]: Analyzing trace with hash 1243677475, now seen corresponding path program 1 times
[2019-10-15 01:38:55,142 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN
[2019-10-15 01:38:55,142 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360176658]
[2019-10-15 01:38:55,143 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2019-10-15 01:38:55,143 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2019-10-15 01:38:55,143 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2019-10-15 01:38:55,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-15 01:38:55,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2019-10-15 01:38:55,339 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360176658]
[2019-10-15 01:38:55,340 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2019-10-15 01:38:55,340 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2019-10-15 01:38:55,341 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145746504]
[2019-10-15 01:38:55,346 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states
[2019-10-15 01:38:55,346 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN
[2019-10-15 01:38:55,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2019-10-15 01:38:55,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2019-10-15 01:38:55,364 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 3 states.
[2019-10-15 01:38:55,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2019-10-15 01:38:55,432 INFO L93 Difference]: Finished difference Result 40 states and 50 transitions.
[2019-10-15 01:38:55,432 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2019-10-15 01:38:55,434 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14
[2019-10-15 01:38:55,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2019-10-15 01:38:55,443 INFO L225 Difference]: With dead ends: 40
[2019-10-15 01:38:55,443 INFO L226 Difference]: Without dead ends: 19
[2019-10-15 01:38:55,447 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2019-10-15 01:38:55,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states.
[2019-10-15 01:38:55,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19.
[2019-10-15 01:38:55,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states.
[2019-10-15 01:38:55,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 21 transitions.
[2019-10-15 01:38:55,482 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 21 transitions. Word has length 14
[2019-10-15 01:38:55,483 INFO L84 Accepts]: Finished accepts. word is rejected.
[2019-10-15 01:38:55,483 INFO L462 AbstractCegarLoop]: Abstraction has 19 states and 21 transitions.
[2019-10-15 01:38:55,483 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2019-10-15 01:38:55,483 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions.
[2019-10-15 01:38:55,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2019-10-15 01:38:55,484 INFO L372 BasicCegarLoop]: Found error trace
[2019-10-15 01:38:55,485 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2019-10-15 01:38:55,485 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2019-10-15 01:38:55,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2019-10-15 01:38:55,485 INFO L82 PathProgramCache]: Analyzing trace with hash -898002470, now seen corresponding path program 1 times
[2019-10-15 01:38:55,486 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN
[2019-10-15 01:38:55,486 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130246362]
[2019-10-15 01:38:55,486 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2019-10-15 01:38:55,487 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2019-10-15 01:38:55,487 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2019-10-15 01:38:55,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-15 01:38:55,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2019-10-15 01:38:55,589 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130246362]
[2019-10-15 01:38:55,590 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2019-10-15 01:38:55,590 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2019-10-15 01:38:55,590 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047480763]
[2019-10-15 01:38:55,592 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states
[2019-10-15 01:38:55,593 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN
[2019-10-15 01:38:55,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2019-10-15 01:38:55,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2019-10-15 01:38:55,594 INFO L87 Difference]: Start difference. First operand 19 states and 21 transitions. Second operand 4 states.
[2019-10-15 01:38:55,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2019-10-15 01:38:55,680 INFO L93 Difference]: Finished difference Result 32 states and 36 transitions.
[2019-10-15 01:38:55,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2019-10-15 01:38:55,681 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 15
[2019-10-15 01:38:55,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2019-10-15 01:38:55,684 INFO L225 Difference]: With dead ends: 32
[2019-10-15 01:38:55,684 INFO L226 Difference]: Without dead ends: 23
[2019-10-15 01:38:55,686 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2019-10-15 01:38:55,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states.
[2019-10-15 01:38:55,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 20.
[2019-10-15 01:38:55,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states.
[2019-10-15 01:38:55,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 22 transitions.
[2019-10-15 01:38:55,699 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 22 transitions. Word has length 15
[2019-10-15 01:38:55,699 INFO L84 Accepts]: Finished accepts. word is rejected.
[2019-10-15 01:38:55,700 INFO L462 AbstractCegarLoop]: Abstraction has 20 states and 22 transitions.
[2019-10-15 01:38:55,700 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states.
[2019-10-15 01:38:55,700 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions.
[2019-10-15 01:38:55,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2019-10-15 01:38:55,701 INFO L372 BasicCegarLoop]: Found error trace
[2019-10-15 01:38:55,701 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2019-10-15 01:38:55,702 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2019-10-15 01:38:55,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2019-10-15 01:38:55,702 INFO L82 PathProgramCache]: Analyzing trace with hash 569418292, now seen corresponding path program 1 times
[2019-10-15 01:38:55,703 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN
[2019-10-15 01:38:55,703 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579909802]
[2019-10-15 01:38:55,703 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2019-10-15 01:38:55,703 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2019-10-15 01:38:55,704 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2019-10-15 01:38:55,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-15 01:38:55,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2019-10-15 01:38:55,811 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579909802]
[2019-10-15 01:38:55,814 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1523607686]
[2019-10-15 01:38:55,815 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2019-10-15 01:38:55,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-15 01:38:55,879 INFO L256 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core
[2019-10-15 01:38:55,886 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2019-10-15 01:38:55,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2019-10-15 01:38:55,953 INFO L321 TraceCheckSpWp]: Computing backward predicates...
[2019-10-15 01:38:55,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2019-10-15 01:38:55,996 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2089608219]
[2019-10-15 01:38:56,032 INFO L162 IcfgInterpreter]: Started Sifa with 15 locations of interest
[2019-10-15 01:38:56,033 INFO L169 IcfgInterpreter]: Building call graph
[2019-10-15 01:38:56,040 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start]
[2019-10-15 01:38:56,048 INFO L179 IcfgInterpreter]: Starting interpretation
[2019-10-15 01:38:56,049 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs
[2019-10-15 01:38:56,292 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 30 for LOIs
[2019-10-15 01:38:57,014 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51
[2019-10-15 01:38:57,446 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2019-10-15 01:38:57,448 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception:
java.lang.AssertionError: This case should habe been handled by DER
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:192)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.<init>(DerPreprocessor.java:95)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:291)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:253)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:256)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:146)
at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:275)
at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:263)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1)
at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131)
at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:237)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:216)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:104)
at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:118)
at java.util.HashMap.computeIfAbsent(HashMap.java:1127)
at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:94)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretLoop(DagInterpreter.java:178)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:169)
at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130)
at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:139)
at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:129)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.<init>(SifaRunner.java:102)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.tryExecuteInterpolantGenerator(TraceAbstractionRefinementEngine.java:299)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.generateProof(TraceAbstractionRefinementEngine.java:184)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.executeStrategy(TraceAbstractionRefinementEngine.java:174)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.<init>(TraceAbstractionRefinementEngine.java:85)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.RefinementEngineFactory.runRefinementEngine(RefinementEngineFactory.java:124)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:431)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:419)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.<init>(TraceAbstractionStarter.java:122)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
[2019-10-15 01:38:57,454 INFO L168 Benchmark]: Toolchain (without parser) took 3276.33 ms. Allocated memory was 137.9 MB in the beginning and 233.3 MB in the end (delta: 95.4 MB). Free memory was 101.0 MB in the beginning and 99.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 96.5 MB. Max. memory is 7.1 GB.
[2019-10-15 01:38:57,455 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 137.9 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
[2019-10-15 01:38:57,456 INFO L168 Benchmark]: CACSL2BoogieTranslator took 298.70 ms. Allocated memory is still 137.9 MB. Free memory was 100.8 MB in the beginning and 90.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB.
[2019-10-15 01:38:57,458 INFO L168 Benchmark]: Boogie Preprocessor took 121.96 ms. Allocated memory was 137.9 MB in the beginning and 201.3 MB in the end (delta: 63.4 MB). Free memory was 90.7 MB in the beginning and 178.7 MB in the end (delta: -88.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB.
[2019-10-15 01:38:57,459 INFO L168 Benchmark]: RCFGBuilder took 436.97 ms. Allocated memory is still 201.3 MB. Free memory was 178.7 MB in the beginning and 159.5 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 7.1 GB.
[2019-10-15 01:38:57,460 INFO L168 Benchmark]: TraceAbstraction took 2414.10 ms. Allocated memory was 201.3 MB in the beginning and 233.3 MB in the end (delta: 32.0 MB). Free memory was 158.8 MB in the beginning and 99.9 MB in the end (delta: 58.9 MB). Peak memory consumption was 90.9 MB. Max. memory is 7.1 GB.
[2019-10-15 01:38:57,464 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.21 ms. Allocated memory is still 137.9 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 298.70 ms. Allocated memory is still 137.9 MB. Free memory was 100.8 MB in the beginning and 90.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 121.96 ms. Allocated memory was 137.9 MB in the beginning and 201.3 MB in the end (delta: 63.4 MB). Free memory was 90.7 MB in the beginning and 178.7 MB in the end (delta: -88.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 436.97 ms. Allocated memory is still 201.3 MB. Free memory was 178.7 MB in the beginning and 159.5 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 7.1 GB.
* TraceAbstraction took 2414.10 ms. Allocated memory was 201.3 MB in the beginning and 233.3 MB in the end (delta: 32.0 MB). Free memory was 158.8 MB in the beginning and 99.9 MB in the end (delta: 58.9 MB). Peak memory consumption was 90.9 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- ExceptionOrErrorResult: AssertionError: This case should habe been handled by DER
de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: This case should habe been handled by DER: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...