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_DDA -i ../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 16:27:07,923 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 16:27:07,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 16:27:07,946 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 16:27:07,946 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 16:27:07,948 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 16:27:07,951 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 16:27:07,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 16:27:07,967 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 16:27:07,967 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 16:27:07,970 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 16:27:07,972 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 16:27:07,972 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 16:27:07,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 16:27:07,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 16:27:07,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 16:27:07,983 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 16:27:07,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 16:27:07,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 16:27:07,996 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 16:27:08,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 16:27:08,003 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 16:27:08,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 16:27:08,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 16:27:08,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 16:27:08,011 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 16:27:08,011 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 16:27:08,013 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 16:27:08,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 16:27:08,017 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 16:27:08,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 16:27:08,018 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 16:27:08,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 16:27:08,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 16:27:08,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 16:27:08,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 16:27:08,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 16:27:08,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 16:27:08,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 16:27:08,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 16:27:08,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 16:27:08,026 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 [2019-09-20 16:27:08,046 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 16:27:08,046 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 16:27:08,049 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 16:27:08,049 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 16:27:08,049 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 16:27:08,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 16:27:08,050 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 16:27:08,050 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 16:27:08,050 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 16:27:08,051 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 16:27:08,052 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 16:27:08,052 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 16:27:08,052 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 16:27:08,053 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 16:27:08,053 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 16:27:08,053 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 16:27:08,054 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 16:27:08,054 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 16:27:08,054 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 16:27:08,054 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 16:27:08,055 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 16:27:08,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 16:27:08,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 16:27:08,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 16:27:08,056 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 16:27:08,056 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 16:27:08,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 16:27:08,056 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 16:27:08,057 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_DDA [2019-09-20 16:27:08,114 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 16:27:08,132 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 16:27:08,138 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 16:27:08,140 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 16:27:08,140 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 16:27:08,141 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+sep-reducer.c [2019-09-20 16:27:08,217 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd6e6f2f4/a4cfdff37f3d4ca784682d07ab48a4f6/FLAG027815ba6 [2019-09-20 16:27:08,716 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 16:27:08,719 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+sep-reducer.c [2019-09-20 16:27:08,729 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd6e6f2f4/a4cfdff37f3d4ca784682d07ab48a4f6/FLAG027815ba6 [2019-09-20 16:27:09,084 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd6e6f2f4/a4cfdff37f3d4ca784682d07ab48a4f6 [2019-09-20 16:27:09,095 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 16:27:09,097 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 16:27:09,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 16:27:09,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 16:27:09,101 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 16:27:09,102 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:27:09" (1/1) ... [2019-09-20 16:27:09,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d428e7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:27:09, skipping insertion in model container [2019-09-20 16:27:09,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:27:09" (1/1) ... [2019-09-20 16:27:09,113 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 16:27:09,135 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 16:27:09,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:27:09,322 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 16:27:09,435 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:27:09,450 INFO L192 MainTranslator]: Completed translation [2019-09-20 16:27:09,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:27:09 WrapperNode [2019-09-20 16:27:09,450 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 16:27:09,451 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 16:27:09,451 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 16:27:09,451 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 16:27:09,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:27:09" (1/1) ... [2019-09-20 16:27:09,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:27:09" (1/1) ... [2019-09-20 16:27:09,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:27:09" (1/1) ... [2019-09-20 16:27:09,469 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:27:09" (1/1) ... [2019-09-20 16:27:09,474 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:27:09" (1/1) ... [2019-09-20 16:27:09,477 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:27:09" (1/1) ... [2019-09-20 16:27:09,478 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:27:09" (1/1) ... [2019-09-20 16:27:09,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 16:27:09,481 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 16:27:09,481 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 16:27:09,481 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 16:27:09,482 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:27:09" (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 [2019-09-20 16:27:09,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 16:27:09,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 16:27:09,539 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 16:27:09,539 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 16:27:09,539 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 16:27:09,540 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 16:27:09,540 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 16:27:09,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 16:27:09,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 16:27:09,813 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 16:27:09,814 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 16:27:09,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:27:09 BoogieIcfgContainer [2019-09-20 16:27:09,816 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 16:27:09,816 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 16:27:09,816 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 16:27:09,817 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 16:27:09,818 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:27:09" (1/1) ... [2019-09-20 16:27:09,818 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 16:27:09,843 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 16:27:09,843 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 16:27:09,852 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 16:27:09,874 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 16:27:09,876 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 16:27:10,062 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2019-09-20 16:27:10,075 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 40 for LOIs [2019-09-20 16:27:10,304 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 16:27:10,457 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 16:27:10,663 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-09-20 16:27:10,786 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-20 16:27:10,941 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-20 16:27:11,045 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-20 16:27:11,193 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 16:27:11,508 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 16:27:11,614 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 16:27:11,892 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 16:27:12,109 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 16:27:12,779 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-09-20 16:27:13,064 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 16:27:13,522 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 16:27:13,523 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 16:27:13,525 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 107#(and (<= main_~main____CPAchecker_TMP_0~1 0) (<= 0 (+ main_~main____CPAchecker_TMP_0~0 2147483648)) (<= |old(~__tmp_28_0~0)| 0) (<= 0 ~__return_main~0) (<= |old(~__tmp_25_1~0)| 0) (<= ~__return_main~0 0) (<= 0 main_~main____CPAchecker_TMP_0~1) (<= 0 |old(~__tmp_22_1~0)|) (<= main_~main__y~0 0) (<= 0 |old(~__tmp_25_1~0)|) (<= |old(~__tmp_31_0~0)| 0) (<= ~__return_65~0 0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= main_~__tmp_1~0 0) (<= 0 main_~__tmp_1~0) (<= |old(~__tmp_25_0~0)| 0) (<= 0 ~__tmp_25_1~0) (<= |old(~__tmp_22_0~0)| 0) (<= 0 ~__return_65~0) (<= main_~main____CPAchecker_TMP_0~0 2147483647) (<= main_~__VERIFIER_assert__cond~0 0) (<= 0 |old(~__tmp_25_0~0)|) (<= ~__tmp_25_1~0 0) (<= 0 main_~main__y~0) (<= |old(~__tmp_22_1~0)| 0) (<= 0 |old(~__return_65~0)|) (<= 0 |old(~__tmp_28_0~0)|) (<= |old(~__return_65~0)| 0) (<= 0 |old(~__tmp_31_0~0)|) (<= 0 |old(~__tmp_22_0~0)|)) [2019-09-20 16:27:13,537 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 16:27:13,537 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 16:27:13,539 INFO L168 Benchmark]: Toolchain (without parser) took 4442.54 ms. Allocated memory was 132.6 MB in the beginning and 319.8 MB in the end (delta: 187.2 MB). Free memory was 88.0 MB in the beginning and 156.5 MB in the end (delta: -68.5 MB). Peak memory consumption was 118.7 MB. Max. memory is 7.1 GB. [2019-09-20 16:27:13,540 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 16:27:13,541 INFO L168 Benchmark]: CACSL2BoogieTranslator took 353.19 ms. Allocated memory was 132.6 MB in the beginning and 197.7 MB in the end (delta: 65.0 MB). Free memory was 87.8 MB in the beginning and 173.7 MB in the end (delta: -85.9 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2019-09-20 16:27:13,542 INFO L168 Benchmark]: Boogie Preprocessor took 29.49 ms. Allocated memory is still 197.7 MB. Free memory was 173.7 MB in the beginning and 172.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-09-20 16:27:13,543 INFO L168 Benchmark]: RCFGBuilder took 334.82 ms. Allocated memory is still 197.7 MB. Free memory was 172.4 MB in the beginning and 155.3 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. [2019-09-20 16:27:13,544 INFO L168 Benchmark]: Sifa took 3721.25 ms. Allocated memory was 197.7 MB in the beginning and 319.8 MB in the end (delta: 122.2 MB). Free memory was 155.3 MB in the beginning and 156.5 MB in the end (delta: -1.1 MB). Peak memory consumption was 121.0 MB. Max. memory is 7.1 GB. [2019-09-20 16:27:13,548 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 353.19 ms. Allocated memory was 132.6 MB in the beginning and 197.7 MB in the end (delta: 65.0 MB). Free memory was 87.8 MB in the beginning and 173.7 MB in the end (delta: -85.9 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 29.49 ms. Allocated memory is still 197.7 MB. Free memory was 173.7 MB in the beginning and 172.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 334.82 ms. Allocated memory is still 197.7 MB. Free memory was 172.4 MB in the beginning and 155.3 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. * Sifa took 3721.25 ms. Allocated memory was 197.7 MB in the beginning and 319.8 MB in the end (delta: 122.2 MB). Free memory was 155.3 MB in the beginning and 156.5 MB in the end (delta: -1.1 MB). Peak memory consumption was 121.0 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]: 3682, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 80, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 71, TOOLS_POST_TIME[ms]: 147, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 33, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 4, TOOLS_QUANTIFIERELIM_APPLICATIONS: 74, TOOLS_QUANTIFIERELIM_TIME[ms]: 130, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 18, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 85, FLUID_YES_ANSWERS: 8, DOMAIN_JOIN_APPLICATIONS: 22, DOMAIN_JOIN_TIME[ms]: 2532, DOMAIN_ALPHA_APPLICATIONS: 8, DOMAIN_ALPHA_TIME[ms]: 810, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 3, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 17, DOMAIN_ISBOTTOM_APPLICATIONS: 12, DOMAIN_ISBOTTOM_TIME[ms]: 28, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3296, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3295, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 131, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 131, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 21, DAG_COMPRESSION_PROCESSED_NODES: 137, DAG_COMPRESSION_RETAINED_NODES: 71 - UnprovableResult [Line: 95]: 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 107#(and (<= main_~main____CPAchecker_TMP_0~1 0) (<= 0 (+ main_~main____CPAchecker_TMP_0~0 2147483648)) (<= |old(~__tmp_28_0~0)| 0) (<= 0 ~__return_main~0) (<= |old(~__tmp_25_1~0)| 0) (<= ~__return_main~0 0) (<= 0 main_~main____CPAchecker_TMP_0~1) (<= 0 |old(~__tmp_22_1~0)|) (<= main_~main__y~0 0) (<= 0 |old(~__tmp_25_1~0)|) (<= |old(~__tmp_31_0~0)| 0) (<= ~__return_65~0 0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= main_~__tmp_1~0 0) (<= 0 main_~__tmp_1~0) (<= |old(~__tmp_25_0~0)| 0) (<= 0 ~__tmp_25_1~0) (<= |old(~__tmp_22_0~0)| 0) (<= 0 ~__return_65~0) (<= main_~main____CPAchecker_TMP_0~0 2147483647) (<= main_~__VERIFIER_assert__cond~0 0) (<= 0 |old(~__tmp_25_0~0)|) (<= ~__tmp_25_1~0 0) (<= 0 main_~main__y~0) (<= |old(~__tmp_22_1~0)| 0) (<= 0 |old(~__return_65~0)|) (<= 0 |old(~__tmp_28_0~0)|) (<= |old(~__return_65~0)| 0) (<= 0 |old(~__tmp_31_0~0)|) (<= 0 |old(~__tmp_22_0~0)|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...