/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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/bitvector/soft_float_2a.c.cil.c
--------------------------------------------------------------------------------
This is Ultimate 0.1.25-8fc6572
[2020-07-10 14:42:43,071 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2020-07-10 14:42:43,073 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2020-07-10 14:42:43,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-07-10 14:42:43,092 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-07-10 14:42:43,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-07-10 14:42:43,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-07-10 14:42:43,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2020-07-10 14:42:43,111 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-07-10 14:42:43,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-07-10 14:42:43,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2020-07-10 14:42:43,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-07-10 14:42:43,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-07-10 14:42:43,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-07-10 14:42:43,123 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-07-10 14:42:43,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-07-10 14:42:43,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-07-10 14:42:43,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-07-10 14:42:43,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-07-10 14:42:43,133 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2020-07-10 14:42:43,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-07-10 14:42:43,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-07-10 14:42:43,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2020-07-10 14:42:43,143 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-07-10 14:42:43,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2020-07-10 14:42:43,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-07-10 14:42:43,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-07-10 14:42:43,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-07-10 14:42:43,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-07-10 14:42:43,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
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[2020-07-10 14:42:43,158 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
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[2020-07-10 14:42:43,160 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
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[2020-07-10 14:42:43,162 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2020-07-10 14:42:43,163 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-07-10 14:42:43,197 INFO L113 SettingsManager]: Loading preferences was successful
[2020-07-10 14:42:43,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2020-07-10 14:42:43,201 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-07-10 14:42:43,201 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2020-07-10 14:42:43,201 INFO L138 SettingsManager]: * Use SBE=true
[2020-07-10 14:42:43,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-07-10 14:42:43,202 INFO L138 SettingsManager]: * sizeof long=4
[2020-07-10 14:42:43,202 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2020-07-10 14:42:43,202 INFO L138 SettingsManager]: * sizeof POINTER=4
[2020-07-10 14:42:43,205 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2020-07-10 14:42:43,206 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2020-07-10 14:42:43,206 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-07-10 14:42:43,206 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2020-07-10 14:42:43,206 INFO L138 SettingsManager]: * sizeof long double=12
[2020-07-10 14:42:43,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2020-07-10 14:42:43,206 INFO L138 SettingsManager]: * Use constant arrays=true
[2020-07-10 14:42:43,207 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2020-07-10 14:42:43,207 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-07-10 14:42:43,207 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2020-07-10 14:42:43,209 INFO L138 SettingsManager]: * To the following directory=./dump/
[2020-07-10 14:42:43,210 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2020-07-10 14:42:43,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-07-10 14:42:43,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-07-10 14:42:43,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2020-07-10 14:42:43,210 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-07-10 14:42:43,211 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2020-07-10 14:42:43,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-10 14:42:43,211 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-07-10 14:42:43,211 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2020-07-10 14:42:43,211 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2020-07-10 14:42:43,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2020-07-10 14:42:43,544 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-07-10 14:42:43,548 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-07-10 14:42:43,549 INFO L271 PluginConnector]: Initializing CDTParser...
[2020-07-10 14:42:43,550 INFO L275 PluginConnector]: CDTParser initialized
[2020-07-10 14:42:43,551 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/bitvector/soft_float_2a.c.cil.c
[2020-07-10 14:42:43,627 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e6d19e80/5b93f28621544a9390c4baf97baf9d41/FLAG42c224d1d
[2020-07-10 14:42:44,109 INFO L306 CDTParser]: Found 1 translation units.
[2020-07-10 14:42:44,109 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/bitvector/soft_float_2a.c.cil.c
[2020-07-10 14:42:44,124 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e6d19e80/5b93f28621544a9390c4baf97baf9d41/FLAG42c224d1d
[2020-07-10 14:42:44,478 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e6d19e80/5b93f28621544a9390c4baf97baf9d41
[2020-07-10 14:42:44,489 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-07-10 14:42:44,491 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2020-07-10 14:42:44,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-07-10 14:42:44,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-07-10 14:42:44,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2020-07-10 14:42:44,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 02:42:44" (1/1) ...
[2020-07-10 14:42:44,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7913cb97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:42:44, skipping insertion in model container
[2020-07-10 14:42:44,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 02:42:44" (1/1) ...
[2020-07-10 14:42:44,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2020-07-10 14:42:44,547 INFO L178 MainTranslator]: Built tables and reachable declarations
[2020-07-10 14:42:44,767 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-07-10 14:42:44,772 INFO L203 MainTranslator]: Completed pre-run
[2020-07-10 14:42:44,820 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-07-10 14:42:44,919 INFO L208 MainTranslator]: Completed translation
[2020-07-10 14:42:44,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:42:44 WrapperNode
[2020-07-10 14:42:44,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-07-10 14:42:44,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-07-10 14:42:44,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2020-07-10 14:42:44,921 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2020-07-10 14:42:44,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:42:44" (1/1) ...
[2020-07-10 14:42:44,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:42:44" (1/1) ...
[2020-07-10 14:42:44,944 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:42:44" (1/1) ...
[2020-07-10 14:42:44,945 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:42:44" (1/1) ...
[2020-07-10 14:42:44,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:42:44" (1/1) ...
[2020-07-10 14:42:44,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:42:44" (1/1) ...
[2020-07-10 14:42:44,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:42:44" (1/1) ...
[2020-07-10 14:42:44,978 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-07-10 14:42:44,978 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-07-10 14:42:44,978 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2020-07-10 14:42:44,979 INFO L275 PluginConnector]: RCFGBuilder initialized
[2020-07-10 14:42:44,980 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:42:44" (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
[2020-07-10 14:42:45,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-07-10 14:42:45,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-07-10 14:42:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2020-07-10 14:42:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt
[2020-07-10 14:42:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt
[2020-07-10 14:42:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure mulflt
[2020-07-10 14:42:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2020-07-10 14:42:45,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-07-10 14:42:45,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char
[2020-07-10 14:42:45,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint
[2020-07-10 14:42:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2020-07-10 14:42:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt
[2020-07-10 14:42:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure addflt
[2020-07-10 14:42:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure mulflt
[2020-07-10 14:42:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2020-07-10 14:42:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-07-10 14:42:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-07-10 14:42:45,741 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-07-10 14:42:45,742 INFO L295 CfgBuilder]: Removed 2 assume(true) statements.
[2020-07-10 14:42:45,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:42:45 BoogieIcfgContainer
[2020-07-10 14:42:45,747 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-07-10 14:42:45,748 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-07-10 14:42:45,749 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2020-07-10 14:42:45,752 INFO L275 PluginConnector]: TraceAbstraction initialized
[2020-07-10 14:42:45,753 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 02:42:44" (1/3) ...
[2020-07-10 14:42:45,754 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3060f25b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:42:45, skipping insertion in model container
[2020-07-10 14:42:45,754 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:42:44" (2/3) ...
[2020-07-10 14:42:45,755 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3060f25b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:42:45, skipping insertion in model container
[2020-07-10 14:42:45,755 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:42:45" (3/3) ...
[2020-07-10 14:42:45,757 INFO L109 eAbstractionObserver]: Analyzing ICFG soft_float_2a.c.cil.c
[2020-07-10 14:42:45,768 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2020-07-10 14:42:45,778 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-07-10 14:42:45,794 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-07-10 14:42:45,821 INFO L375 AbstractCegarLoop]: Interprodecural is true
[2020-07-10 14:42:45,821 INFO L376 AbstractCegarLoop]: Hoare is true
[2020-07-10 14:42:45,821 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP
[2020-07-10 14:42:45,822 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-07-10 14:42:45,822 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-07-10 14:42:45,822 INFO L380 AbstractCegarLoop]: Difference is false
[2020-07-10 14:42:45,822 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-07-10 14:42:45,823 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-07-10 14:42:45,845 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states.
[2020-07-10 14:42:45,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49
[2020-07-10 14:42:45,856 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-10 14:42:45,857 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 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]
[2020-07-10 14:42:45,858 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-10 14:42:45,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-10 14:42:45,866 INFO L82 PathProgramCache]: Analyzing trace with hash -1570912407, now seen corresponding path program 1 times
[2020-07-10 14:42:45,882 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-07-10 14:42:45,882 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168660193]
[2020-07-10 14:42:45,883 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-07-10 14:42:46,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-07-10 14:42:46,038 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-07-10 14:42:46,039 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception:
java.lang.AssertionError
at de.uni_freiburg.informatik.ultimate.smtinterpol.proof.FixResolutionProof.fix(FixResolutionProof.java:191)
at de.uni_freiburg.informatik.ultimate.smtinterpol.proof.ProofTermGenerator.convert(ProofTermGenerator.java:150)
at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getProof(SMTInterpol.java:797)
at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:391)
at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:385)
at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:332)
at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:332)
at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getInterpolants(ManagedScript.java:191)
at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:285)
at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.<init>(NestedInterpolantsBuilder.java:166)
at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:337)
at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:239)
at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.<init>(InterpolatingTraceCheckCraig.java:108)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1)
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.isCorrect(IpTcStrategyModuleBase.java:57)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.<init>(AutomatonFreeRefinementEngine.java:85)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.<init>(TraceAbstractionRefinementEngine.java:75)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:508)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:436)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:334)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.<init>(TraceAbstractionStarter.java:127)
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$Toolchain.processToolchain(ToolchainManager.java:317)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
[2020-07-10 14:42:46,045 INFO L168 Benchmark]: Toolchain (without parser) took 1553.89 ms. Allocated memory was 137.9 MB in the beginning and 200.8 MB in the end (delta: 62.9 MB). Free memory was 101.2 MB in the beginning and 120.6 MB in the end (delta: -19.4 MB). Peak memory consumption was 43.6 MB. Max. memory is 7.1 GB.
[2020-07-10 14:42:46,046 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB.
[2020-07-10 14:42:46,047 INFO L168 Benchmark]: CACSL2BoogieTranslator took 428.69 ms. Allocated memory was 137.9 MB in the beginning and 200.8 MB in the end (delta: 62.9 MB). Free memory was 101.0 MB in the beginning and 179.3 MB in the end (delta: -78.3 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB.
[2020-07-10 14:42:46,049 INFO L168 Benchmark]: Boogie Preprocessor took 57.15 ms. Allocated memory is still 200.8 MB. Free memory was 179.3 MB in the beginning and 176.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB.
[2020-07-10 14:42:46,049 INFO L168 Benchmark]: RCFGBuilder took 768.94 ms. Allocated memory is still 200.8 MB. Free memory was 176.7 MB in the beginning and 133.5 MB in the end (delta: 43.2 MB). Peak memory consumption was 43.2 MB. Max. memory is 7.1 GB.
[2020-07-10 14:42:46,050 INFO L168 Benchmark]: TraceAbstraction took 293.43 ms. Allocated memory is still 200.8 MB. Free memory was 132.8 MB in the beginning and 120.6 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 7.1 GB.
[2020-07-10 14:42:46,055 INFO L336 ainManager$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 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 428.69 ms. Allocated memory was 137.9 MB in the beginning and 200.8 MB in the end (delta: 62.9 MB). Free memory was 101.0 MB in the beginning and 179.3 MB in the end (delta: -78.3 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 57.15 ms. Allocated memory is still 200.8 MB. Free memory was 179.3 MB in the beginning and 176.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 768.94 ms. Allocated memory is still 200.8 MB. Free memory was 176.7 MB in the beginning and 133.5 MB in the end (delta: 43.2 MB). Peak memory consumption was 43.2 MB. Max. memory is 7.1 GB.
* TraceAbstraction took 293.43 ms. Allocated memory is still 200.8 MB. Free memory was 132.8 MB in the beginning and 120.6 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- ExceptionOrErrorResult: AssertionError: null
de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: null: de.uni_freiburg.informatik.ultimate.smtinterpol.proof.FixResolutionProof.fix(FixResolutionProof.java:191)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...