java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain IntervalDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loop-invgen/id_build.i.v+lhb-reducer.c
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This is Ultimate 0.1.24-fea9116
[2019-09-21 09:09:32,837 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2019-09-21 09:09:32,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2019-09-21 09:09:32,859 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-09-21 09:09:32,859 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-09-21 09:09:32,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-09-21 09:09:32,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-09-21 09:09:32,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2019-09-21 09:09:32,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-09-21 09:09:32,869 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-09-21 09:09:32,871 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2019-09-21 09:09:32,879 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
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[2019-09-21 09:09:32,888 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-09-21 09:09:32,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-09-21 09:09:32,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-09-21 09:09:32,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-09-21 09:09:32,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2019-09-21 09:09:32,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-09-21 09:09:32,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-09-21 09:09:32,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2019-09-21 09:09:32,905 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
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[2019-09-21 09:09:32,909 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
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[2019-09-21 09:09:32,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
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[2019-09-21 09:09:32,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
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[2019-09-21 09:09:32,926 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2019-09-21 09:09:32,927 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
[2019-09-21 09:09:32,948 INFO L113 SettingsManager]: Loading preferences was successful
[2019-09-21 09:09:32,948 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2019-09-21 09:09:32,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-09-21 09:09:32,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2019-09-21 09:09:32,950 INFO L138 SettingsManager]: * Use SBE=true
[2019-09-21 09:09:32,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-09-21 09:09:32,950 INFO L138 SettingsManager]: * sizeof long=4
[2019-09-21 09:09:32,951 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2019-09-21 09:09:32,951 INFO L138 SettingsManager]: * sizeof POINTER=4
[2019-09-21 09:09:32,951 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2019-09-21 09:09:32,951 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2019-09-21 09:09:32,951 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-09-21 09:09:32,952 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2019-09-21 09:09:32,952 INFO L138 SettingsManager]: * sizeof long double=12
[2019-09-21 09:09:32,952 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2019-09-21 09:09:32,952 INFO L138 SettingsManager]: * Use constant arrays=true
[2019-09-21 09:09:32,952 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2019-09-21 09:09:32,953 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-09-21 09:09:32,953 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2019-09-21 09:09:32,953 INFO L138 SettingsManager]: * To the following directory=./dump/
[2019-09-21 09:09:32,953 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2019-09-21 09:09:32,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-09-21 09:09:32,954 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-09-21 09:09:32,954 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2019-09-21 09:09:32,954 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-09-21 09:09:32,954 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2019-09-21 09:09:32,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-09-21 09:09:32,955 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-09-21 09:09:32,955 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain
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: Intern Fluid -> SizeLimitFluid
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK
[2019-09-21 09:09:32,986 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2019-09-21 09:09:33,000 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-09-21 09:09:33,003 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-09-21 09:09:33,005 INFO L271 PluginConnector]: Initializing CDTParser...
[2019-09-21 09:09:33,005 INFO L275 PluginConnector]: CDTParser initialized
[2019-09-21 09:09:33,006 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/id_build.i.v+lhb-reducer.c
[2019-09-21 09:09:33,084 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb16079ae/bab010fa7e7c464e9bc9558f9fdcf33f/FLAG6d7e63fdf
[2019-09-21 09:09:33,547 INFO L306 CDTParser]: Found 1 translation units.
[2019-09-21 09:09:33,547 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/id_build.i.v+lhb-reducer.c
[2019-09-21 09:09:33,554 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb16079ae/bab010fa7e7c464e9bc9558f9fdcf33f/FLAG6d7e63fdf
[2019-09-21 09:09:33,918 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb16079ae/bab010fa7e7c464e9bc9558f9fdcf33f
[2019-09-21 09:09:33,930 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-09-21 09:09:33,931 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2019-09-21 09:09:33,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-09-21 09:09:33,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-09-21 09:09:33,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2019-09-21 09:09:33,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:09:33" (1/1) ...
[2019-09-21 09:09:33,939 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@506a6d37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:33, skipping insertion in model container
[2019-09-21 09:09:33,939 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:09:33" (1/1) ...
[2019-09-21 09:09:33,947 INFO L142 MainTranslator]: Starting translation in SV-COMP mode
[2019-09-21 09:09:33,967 INFO L173 MainTranslator]: Built tables and reachable declarations
[2019-09-21 09:09:34,157 INFO L206 PostProcessor]: Analyzing one entry point: main
[2019-09-21 09:09:34,169 INFO L188 MainTranslator]: Completed pre-run
[2019-09-21 09:09:34,189 INFO L206 PostProcessor]: Analyzing one entry point: main
[2019-09-21 09:09:34,202 INFO L192 MainTranslator]: Completed translation
[2019-09-21 09:09:34,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:34 WrapperNode
[2019-09-21 09:09:34,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-09-21 09:09:34,203 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-09-21 09:09:34,204 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2019-09-21 09:09:34,204 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2019-09-21 09:09:34,214 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:34" (1/1) ...
[2019-09-21 09:09:34,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:34" (1/1) ...
[2019-09-21 09:09:34,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:34" (1/1) ...
[2019-09-21 09:09:34,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:34" (1/1) ...
[2019-09-21 09:09:34,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:34" (1/1) ...
[2019-09-21 09:09:34,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:34" (1/1) ...
[2019-09-21 09:09:34,319 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:34" (1/1) ...
[2019-09-21 09:09:34,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-09-21 09:09:34,322 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-09-21 09:09:34,322 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2019-09-21 09:09:34,322 INFO L275 PluginConnector]: RCFGBuilder initialized
[2019-09-21 09:09:34,323 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:34" (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
[2019-09-21 09:09:34,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2019-09-21 09:09:34,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-09-21 09:09:34,386 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2019-09-21 09:09:34,387 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2019-09-21 09:09:34,387 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume
[2019-09-21 09:09:34,387 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2019-09-21 09:09:34,388 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2019-09-21 09:09:34,388 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2019-09-21 09:09:34,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2019-09-21 09:09:34,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-09-21 09:09:34,587 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2019-09-21 09:09:34,588 INFO L283 CfgBuilder]: Removed 0 assume(true) statements.
[2019-09-21 09:09:34,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:09:34 BoogieIcfgContainer
[2019-09-21 09:09:34,590 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-09-21 09:09:34,591 INFO L113 PluginConnector]: ------------------------Sifa----------------------------
[2019-09-21 09:09:34,592 INFO L271 PluginConnector]: Initializing Sifa...
[2019-09-21 09:09:34,592 INFO L275 PluginConnector]: Sifa initialized
[2019-09-21 09:09:34,594 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:09:34" (1/1) ...
[2019-09-21 09:09:34,595 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds
(negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than
(negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid
[2019-09-21 09:09:34,632 INFO L162 IcfgInterpreter]: Started Sifa with 3 locations of interest
[2019-09-21 09:09:34,632 INFO L169 IcfgInterpreter]: Building call graph
[2019-09-21 09:09:34,640 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start]
[2019-09-21 09:09:34,650 INFO L179 IcfgInterpreter]: Starting interpretation
[2019-09-21 09:09:34,652 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs
[2019-09-21 09:09:34,789 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 10 for LOIs
[2019-09-21 09:09:35,178 INFO L183 IcfgInterpreter]: Interpretation finished
[2019-09-21 09:09:35,178 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are:
[2019-09-21 09:09:35,186 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 59#(and (<= 1 main_~__tmp_2~0) (<= 0 main_~main__i~0) (<= main_~main__nlen~0 2147483647) (<= main_~__VERIFIER_assert__cond~2 0) (<= 0 ~__return_100~0) (<= 0 ~__return_main~0) (<= main_~__VERIFIER_assert__cond~1 1) (<= ~__return_main~0 0) (<= ~__return_100~0 0) (<= main_~__VERIFIER_assert__cond~0 1) (<= 0 main_~main__nlen~0) (<= 1 main_~__VERIFIER_assert__cond~1) (<= main_~__tmp_1~0 1) (<= main_~__tmp_2~0 1) (<= main_~__tmp_3~0 0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= |old(~__return_100~0)| 0) (<= 0 main_~__VERIFIER_assert__cond~2) (<= 0 main_~__tmp_1~0) (<= main_~main__j~0 8) (<= 0 main_~__tmp_3~0) (<= 0 |old(~__return_100~0)|))
[2019-09-21 09:09:35,186 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 51#(and (<= 0 main_~__tmp_2~0) (<= 0 main_~main__i~0) (<= main_~main__nlen~0 2147483647) (<= 0 ~__return_100~0) (<= 0 ~__return_main~0) (<= main_~__VERIFIER_assert__cond~1 0) (<= ~__return_main~0 0) (<= ~__return_100~0 0) (<= main_~__VERIFIER_assert__cond~0 1) (<= 0 main_~main__nlen~0) (<= 0 main_~__VERIFIER_assert__cond~1) (<= main_~__tmp_1~0 1) (<= 0 main_~__VERIFIER_assert__cond~0) (<= |old(~__return_100~0)| 0) (<= main_~__tmp_2~0 0) (<= 0 main_~__tmp_1~0) (<= 0 |old(~__return_100~0)|))
[2019-09-21 09:09:35,187 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 16#(and (<= 0 main_~main__i~0) (<= main_~main__nlen~0 2147483647) (<= main_~__VERIFIER_assert__cond~0 0) (<= 0 ~__return_100~0) (<= 0 ~__return_main~0) (<= main_~main__j~0 0) (<= ~__return_main~0 0) (<= ~__return_100~0 0) (<= 0 main_~main__nlen~0) (<= main_~main__i~0 0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= |old(~__return_100~0)| 0) (<= main_~__tmp_1~0 0) (<= 0 main_~__tmp_1~0) (<= 0 main_~main__j~0) (<= 0 |old(~__return_100~0)|))
[2019-09-21 09:09:35,214 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results.
[2019-09-21 09:09:35,214 INFO L132 PluginConnector]: ------------------------ END Sifa----------------------------
[2019-09-21 09:09:35,217 INFO L168 Benchmark]: Toolchain (without parser) took 1284.82 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 90.3 MB in the beginning and 139.5 MB in the end (delta: -49.2 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB.
[2019-09-21 09:09:35,218 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB.
[2019-09-21 09:09:35,219 INFO L168 Benchmark]: CACSL2BoogieTranslator took 271.11 ms. Allocated memory is still 140.0 MB. Free memory was 90.1 MB in the beginning and 80.3 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB.
[2019-09-21 09:09:35,220 INFO L168 Benchmark]: Boogie Preprocessor took 117.80 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 80.3 MB in the beginning and 178.9 MB in the end (delta: -98.6 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB.
[2019-09-21 09:09:35,221 INFO L168 Benchmark]: RCFGBuilder took 269.12 ms. Allocated memory is still 200.3 MB. Free memory was 178.9 MB in the beginning and 165.0 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB.
[2019-09-21 09:09:35,222 INFO L168 Benchmark]: Sifa took 622.92 ms. Allocated memory is still 200.3 MB. Free memory was 165.0 MB in the beginning and 139.5 MB in the end (delta: 25.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB.
[2019-09-21 09:09:35,226 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 271.11 ms. Allocated memory is still 140.0 MB. Free memory was 90.1 MB in the beginning and 80.3 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 117.80 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 80.3 MB in the beginning and 178.9 MB in the end (delta: -98.6 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 269.12 ms. Allocated memory is still 200.3 MB. Free memory was 178.9 MB in the beginning and 165.0 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB.
* Sifa took 622.92 ms. Allocated memory is still 200.3 MB. Free memory was 165.0 MB in the beginning and 139.5 MB in the end (delta: 25.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.sifa:
- StatisticsResult: Symbolic Interpretation with Fluid Abstractions
OVERALL_TIME[ms]: 556, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 46, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 38, TOOLS_POST_TIME[ms]: 56, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 25, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_APPLICATIONS: 41, TOOLS_QUANTIFIERELIM_TIME[ms]: 54, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 17, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 55, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 13, DOMAIN_JOIN_TIME[ms]: 291, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 16, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 41, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 14, LOOP_SUMMARIZER_APPLICATIONS: 6, LOOP_SUMMARIZER_CACHE_MISSES: 6, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 294, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 293, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 73, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 73, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 27, DAG_COMPRESSION_PROCESSED_NODES: 111, DAG_COMPRESSION_RETAINED_NODES: 47
- UnprovableResult [Line: 59]: Unable to prove that call of __VERIFIER_error() unreachable
Unable to prove that call of __VERIFIER_error() unreachable
Reason: Over-approximation of reachable states at this location is 59#(and (<= 1 main_~__tmp_2~0) (<= 0 main_~main__i~0) (<= main_~main__nlen~0 2147483647) (<= main_~__VERIFIER_assert__cond~2 0) (<= 0 ~__return_100~0) (<= 0 ~__return_main~0) (<= main_~__VERIFIER_assert__cond~1 1) (<= ~__return_main~0 0) (<= ~__return_100~0 0) (<= main_~__VERIFIER_assert__cond~0 1) (<= 0 main_~main__nlen~0) (<= 1 main_~__VERIFIER_assert__cond~1) (<= main_~__tmp_1~0 1) (<= main_~__tmp_2~0 1) (<= main_~__tmp_3~0 0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= |old(~__return_100~0)| 0) (<= 0 main_~__VERIFIER_assert__cond~2) (<= 0 main_~__tmp_1~0) (<= main_~main__j~0 8) (<= 0 main_~__tmp_3~0) (<= 0 |old(~__return_100~0)|)).
Possible FailurePath:
- UnprovableResult [Line: 43]: Unable to prove that call of __VERIFIER_error() unreachable
Unable to prove that call of __VERIFIER_error() unreachable
Reason: Over-approximation of reachable states at this location is 51#(and (<= 0 main_~__tmp_2~0) (<= 0 main_~main__i~0) (<= main_~main__nlen~0 2147483647) (<= 0 ~__return_100~0) (<= 0 ~__return_main~0) (<= main_~__VERIFIER_assert__cond~1 0) (<= ~__return_main~0 0) (<= ~__return_100~0 0) (<= main_~__VERIFIER_assert__cond~0 1) (<= 0 main_~main__nlen~0) (<= 0 main_~__VERIFIER_assert__cond~1) (<= main_~__tmp_1~0 1) (<= 0 main_~__VERIFIER_assert__cond~0) (<= |old(~__return_100~0)| 0) (<= main_~__tmp_2~0 0) (<= 0 main_~__tmp_1~0) (<= 0 |old(~__return_100~0)|)).
Possible FailurePath:
- UnprovableResult [Line: 30]: Unable to prove that call of __VERIFIER_error() unreachable
Unable to prove that call of __VERIFIER_error() unreachable
Reason: Over-approximation of reachable states at this location is 16#(and (<= 0 main_~main__i~0) (<= main_~main__nlen~0 2147483647) (<= main_~__VERIFIER_assert__cond~0 0) (<= 0 ~__return_100~0) (<= 0 ~__return_main~0) (<= main_~main__j~0 0) (<= ~__return_main~0 0) (<= ~__return_100~0 0) (<= 0 main_~main__nlen~0) (<= main_~main__i~0 0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= |old(~__return_100~0)| 0) (<= main_~__tmp_1~0 0) (<= 0 main_~__tmp_1~0) (<= 0 main_~main__j~0) (<= 0 |old(~__return_100~0)|)).
Possible FailurePath:
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
Received shutdown request...