/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 17:54:02,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 17:54:02,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 17:54:02,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 17:54:02,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 17:54:03,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 17:54:03,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 17:54:03,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 17:54:03,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 17:54:03,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 17:54:03,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 17:54:03,008 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 17:54:03,008 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 17:54:03,009 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 17:54:03,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 17:54:03,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 17:54:03,015 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 17:54:03,018 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 17:54:03,021 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 17:54:03,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 17:54:03,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 17:54:03,029 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 17:54:03,030 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 17:54:03,031 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 17:54:03,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 17:54:03,034 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 17:54:03,034 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 17:54:03,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 17:54:03,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 17:54:03,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 17:54:03,038 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 17:54:03,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 17:54:03,040 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 17:54:03,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 17:54:03,042 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 17:54:03,042 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 17:54:03,043 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 17:54:03,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 17:54:03,044 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 17:54:03,048 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 17:54:03,049 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 17:54:03,050 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 17:54:03,072 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 17:54:03,072 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 17:54:03,073 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 17:54:03,074 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 17:54:03,074 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 17:54:03,074 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 17:54:03,074 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 17:54:03,075 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 17:54:03,075 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 17:54:03,075 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 17:54:03,076 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 17:54:03,076 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 17:54:03,076 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 17:54:03,077 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 17:54:03,077 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 17:54:03,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 17:54:03,078 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 17:54:03,078 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 17:54:03,078 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 17:54:03,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 17:54:03,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 17:54:03,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 17:54:03,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 17:54:03,079 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 17:54:03,080 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 17:54:03,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 17:54:03,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 17:54:03,080 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 17:54:03,081 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 17:54:03,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 17:54:03,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 17:54:03,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 17:54:03,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 17:54:03,082 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 17:54:03,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 17:54:03,083 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 17:54:03,083 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 17:54:03,084 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 17:54:03,364 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 17:54:03,377 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 17:54:03,381 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 17:54:03,382 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 17:54:03,383 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 17:54:03,384 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product21.cil.c [2019-11-24 17:54:03,473 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc309f1a9/2813d51bc1754801909d1cfe3861b27f/FLAGde4336a59 [2019-11-24 17:54:04,030 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 17:54:04,031 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product21.cil.c [2019-11-24 17:54:04,043 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc309f1a9/2813d51bc1754801909d1cfe3861b27f/FLAGde4336a59 [2019-11-24 17:54:04,285 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc309f1a9/2813d51bc1754801909d1cfe3861b27f [2019-11-24 17:54:04,294 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 17:54:04,295 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 17:54:04,296 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 17:54:04,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 17:54:04,300 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 17:54:04,301 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:54:04" (1/1) ... [2019-11-24 17:54:04,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7643fccd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:04, skipping insertion in model container [2019-11-24 17:54:04,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:54:04" (1/1) ... [2019-11-24 17:54:04,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 17:54:04,369 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 17:54:04,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 17:54:04,810 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 17:54:04,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 17:54:04,962 INFO L208 MainTranslator]: Completed translation [2019-11-24 17:54:04,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:04 WrapperNode [2019-11-24 17:54:04,963 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 17:54:04,964 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 17:54:04,964 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 17:54:04,964 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 17:54:04,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:04" (1/1) ... [2019-11-24 17:54:04,989 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:04" (1/1) ... [2019-11-24 17:54:05,044 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 17:54:05,045 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 17:54:05,045 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 17:54:05,045 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 17:54:05,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:04" (1/1) ... [2019-11-24 17:54:05,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:04" (1/1) ... [2019-11-24 17:54:05,058 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:04" (1/1) ... [2019-11-24 17:54:05,059 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:04" (1/1) ... [2019-11-24 17:54:05,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:04" (1/1) ... [2019-11-24 17:54:05,080 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:04" (1/1) ... [2019-11-24 17:54:05,084 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:04" (1/1) ... [2019-11-24 17:54:05,090 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 17:54:05,090 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 17:54:05,090 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 17:54:05,091 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 17:54:05,092 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:54:04" (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 [2019-11-24 17:54:05,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 17:54:05,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 17:54:05,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 17:54:05,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 17:54:07,103 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 17:54:07,103 INFO L284 CfgBuilder]: Removed 158 assume(true) statements. [2019-11-24 17:54:07,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:54:07 BoogieIcfgContainer [2019-11-24 17:54:07,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 17:54:07,108 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 17:54:07,108 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 17:54:07,108 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 17:54:07,110 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:54:07" (1/1) ... [2019-11-24 17:54:07,111 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-24 17:54:07,141 INFO L159 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-11-24 17:54:07,142 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 17:54:07,153 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 17:54:07,162 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 17:54:07,163 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 17:54:17,384 WARN L192 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 478 [2019-11-24 17:54:19,383 WARN L192 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-24 17:54:19,575 WARN L192 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-11-24 17:54:20,270 WARN L192 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 551 DAG size of output: 546 [2019-11-24 17:54:20,686 WARN L192 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 551 DAG size of output: 546 [2019-11-24 17:54:20,992 WARN L192 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-11-24 17:54:21,873 WARN L192 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 584 DAG size of output: 569 [2019-11-24 17:54:22,805 WARN L192 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 679 DAG size of output: 678 [2019-11-24 17:54:24,030 WARN L192 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 698 DAG size of output: 698 [2019-11-24 17:54:25,046 WARN L192 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 698 DAG size of output: 698 [2019-11-24 17:54:26,196 WARN L192 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 698 [2019-11-24 17:54:27,665 WARN L192 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 684 DAG size of output: 683 [2019-11-24 17:54:28,248 WARN L192 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 684 DAG size of output: 683 [2019-11-24 17:54:28,870 WARN L192 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 683 [2019-11-24 17:54:30,916 WARN L192 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 707 DAG size of output: 703 [2019-11-24 17:54:31,984 WARN L192 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 707 DAG size of output: 703 [2019-11-24 17:54:32,912 WARN L192 SmtUtils]: Spent 923.00 ms on a formula simplification that was a NOOP. DAG size: 701 [2019-11-24 17:54:33,735 WARN L192 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 701 DAG size of output: 701 [2019-11-24 17:54:34,566 WARN L192 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 701 DAG size of output: 701 [2019-11-24 17:54:35,504 WARN L192 SmtUtils]: Spent 933.00 ms on a formula simplification that was a NOOP. DAG size: 701 [2019-11-24 17:54:36,518 WARN L192 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 702 [2019-11-24 17:54:37,494 WARN L192 SmtUtils]: Spent 972.00 ms on a formula simplification that was a NOOP. DAG size: 702 [2019-11-24 17:54:38,511 WARN L192 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 702 [2019-11-24 17:54:39,008 WARN L192 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 704 DAG size of output: 493 [2019-11-24 17:54:39,523 WARN L192 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 704 DAG size of output: 493 [2019-11-24 17:54:39,605 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 17:54:39,614 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-11-24 17:54:39,614 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 17:54:39,616 INFO L168 Benchmark]: Toolchain (without parser) took 35320.53 ms. Allocated memory was 139.5 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 103.3 MB in the beginning and 955.4 MB in the end (delta: -852.0 MB). Peak memory consumption was 224.9 MB. Max. memory is 7.1 GB. [2019-11-24 17:54:39,617 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 139.5 MB. Free memory was 122.7 MB in the beginning and 122.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 17:54:39,618 INFO L168 Benchmark]: CACSL2BoogieTranslator took 666.90 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 103.1 MB in the beginning and 172.7 MB in the end (delta: -69.5 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. [2019-11-24 17:54:39,619 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.13 ms. Allocated memory is still 203.9 MB. Free memory was 172.7 MB in the beginning and 168.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-11-24 17:54:39,620 INFO L168 Benchmark]: Boogie Preprocessor took 45.08 ms. Allocated memory is still 203.9 MB. Free memory was 168.6 MB in the beginning and 165.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-11-24 17:54:39,621 INFO L168 Benchmark]: RCFGBuilder took 2017.39 ms. Allocated memory was 203.9 MB in the beginning and 246.9 MB in the end (delta: 43.0 MB). Free memory was 165.8 MB in the beginning and 206.5 MB in the end (delta: -40.6 MB). Peak memory consumption was 114.5 MB. Max. memory is 7.1 GB. [2019-11-24 17:54:39,622 INFO L168 Benchmark]: Sifa took 32506.16 ms. Allocated memory was 246.9 MB in the beginning and 1.2 GB in the end (delta: 969.4 MB). Free memory was 206.5 MB in the beginning and 955.4 MB in the end (delta: -748.9 MB). Peak memory consumption was 220.5 MB. Max. memory is 7.1 GB. [2019-11-24 17:54:39,627 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 139.5 MB. Free memory was 122.7 MB in the beginning and 122.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 666.90 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 103.1 MB in the beginning and 172.7 MB in the end (delta: -69.5 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 81.13 ms. Allocated memory is still 203.9 MB. Free memory was 172.7 MB in the beginning and 168.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.08 ms. Allocated memory is still 203.9 MB. Free memory was 168.6 MB in the beginning and 165.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2017.39 ms. Allocated memory was 203.9 MB in the beginning and 246.9 MB in the end (delta: 43.0 MB). Free memory was 165.8 MB in the beginning and 206.5 MB in the end (delta: -40.6 MB). Peak memory consumption was 114.5 MB. Max. memory is 7.1 GB. * Sifa took 32506.16 ms. Allocated memory was 246.9 MB in the beginning and 1.2 GB in the end (delta: 969.4 MB). Free memory was 206.5 MB in the beginning and 955.4 MB in the end (delta: -748.9 MB). Peak memory consumption was 220.5 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]: 32465, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 14, DAG_INTERPRETER_EARLY_EXITS: 4, TOOLS_POST_APPLICATIONS: 24, TOOLS_POST_TIME[ms]: 13276, TOOLS_POST_CALL_APPLICATIONS: 0, TOOLS_POST_CALL_TIME[ms]: 0, TOOLS_POST_RETURN_APPLICATIONS: 0, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 24, TOOLS_QUANTIFIERELIM_TIME[ms]: 13240, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12319, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 31, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 7, DOMAIN_JOIN_TIME[ms]: 16970, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 1637, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 91, DOMAIN_ISBOTTOM_APPLICATIONS: 14, DOMAIN_ISBOTTOM_TIME[ms]: 355, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 7242, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 7241, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 57, DAG_COMPRESSION_PROCESSED_NODES: 804, DAG_COMPRESSION_RETAINED_NODES: 72 - PositiveResult [Line: 650]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 650]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 650]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...