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 CompoundDomain --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/ssh-simplified/s3_srvr_1a.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:52:39,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:52:39,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:52:39,972 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:52:39,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:52:39,975 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:52:39,977 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:52:39,986 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:52:39,991 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:52:39,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:52:39,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:52:39,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:52:39,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:52:39,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:52:40,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:52:40,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:52:40,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:52:40,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:52:40,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:52:40,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:52:40,018 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:52:40,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:52:40,023 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:52:40,024 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:52:40,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:52:40,028 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:52:40,028 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:52:40,031 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:52:40,032 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:52:40,034 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:52:40,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:52:40,035 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:52:40,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:52:40,036 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:52:40,038 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:52:40,038 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:52:40,039 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:52:40,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:52:40,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:52:40,041 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:52:40,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:52:40,043 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 09:52:40,071 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:52:40,072 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:52:40,073 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:52:40,073 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:52:40,073 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:52:40,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:52:40,074 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:52:40,074 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:52:40,074 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:52:40,074 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:52:40,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:52:40,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:52:40,075 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:52:40,075 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:52:40,075 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:52:40,075 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:52:40,076 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:52:40,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:52:40,076 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:52:40,076 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:52:40,076 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:52:40,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:52:40,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:52:40,077 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:52:40,077 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:52:40,077 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:52:40,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:52:40,078 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:52:40,078 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 09:52:40,124 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:52:40,138 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:52:40,143 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:52:40,145 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:52:40,145 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:52:40,146 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_1a.cil.c [2019-09-21 09:52:40,220 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8d62b283/750ccc86ef3c40e1940efe7191a35d2c/FLAGf1e6b1eed [2019-09-21 09:52:40,644 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:52:40,645 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ssh-simplified/s3_srvr_1a.cil.c [2019-09-21 09:52:40,659 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8d62b283/750ccc86ef3c40e1940efe7191a35d2c/FLAGf1e6b1eed [2019-09-21 09:52:41,049 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8d62b283/750ccc86ef3c40e1940efe7191a35d2c [2019-09-21 09:52:41,059 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:52:41,061 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:52:41,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:52:41,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:52:41,066 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:52:41,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:52:41" (1/1) ... [2019-09-21 09:52:41,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ae0dc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:41, skipping insertion in model container [2019-09-21 09:52:41,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:52:41" (1/1) ... [2019-09-21 09:52:41,075 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:52:41,106 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:52:41,351 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:52:41,358 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:52:41,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:52:41,524 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:52:41,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:41 WrapperNode [2019-09-21 09:52:41,525 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:52:41,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:52:41,526 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:52:41,526 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:52:41,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:41" (1/1) ... [2019-09-21 09:52:41,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:41" (1/1) ... [2019-09-21 09:52:41,542 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:41" (1/1) ... [2019-09-21 09:52:41,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:41" (1/1) ... [2019-09-21 09:52:41,549 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:41" (1/1) ... [2019-09-21 09:52:41,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:41" (1/1) ... [2019-09-21 09:52:41,564 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:41" (1/1) ... [2019-09-21 09:52:41,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:52:41,567 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:52:41,567 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:52:41,570 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:52:41,571 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:41" (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 09:52:41,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:52:41,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:52:41,630 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:52:41,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:52:41,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-21 09:52:41,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 09:52:41,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-21 09:52:41,631 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-21 09:52:41,631 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:52:41,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:52:41,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:52:42,090 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:52:42,090 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-21 09:52:42,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:52:42 BoogieIcfgContainer [2019-09-21 09:52:42,092 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:52:42,093 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:52:42,093 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:52:42,093 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:52:42,094 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:52:42" (1/1) ... [2019-09-21 09:52:42,095 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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 09:52:42,118 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:52:42,118 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:52:42,125 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:52:42,136 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:52:42,137 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:52:42,230 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-21 09:52:52,129 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 262 [2019-09-21 09:52:52,529 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 225 [2019-09-21 09:52:52,745 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 234 [2019-09-21 09:52:52,935 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2019-09-21 09:52:53,082 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 225 [2019-09-21 09:52:53,233 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 234 [2019-09-21 09:52:56,009 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 291 [2019-09-21 09:52:56,113 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 291 [2019-09-21 09:52:56,252 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 292 [2019-09-21 09:52:57,197 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 323 [2019-09-21 09:52:57,329 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 323 [2019-09-21 09:52:57,505 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 323 [2019-09-21 09:52:57,692 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 303 [2019-09-21 09:52:57,817 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 303 [2019-09-21 09:52:58,022 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 294 [2019-09-21 09:52:58,166 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 303 [2019-09-21 09:52:58,290 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 303 [2019-09-21 09:52:58,428 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 294 [2019-09-21 09:52:58,575 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 303 [2019-09-21 09:52:58,699 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 303 [2019-09-21 09:52:58,852 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 294 [2019-09-21 09:52:58,979 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 293 [2019-09-21 09:52:59,106 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 293 [2019-09-21 09:52:59,281 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 294 [2019-09-21 09:53:01,136 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 267 [2019-09-21 09:53:01,368 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 290 [2019-09-21 09:53:01,479 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 290 [2019-09-21 09:53:01,648 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 284 [2019-09-21 09:53:01,945 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 310 [2019-09-21 09:53:02,076 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 310 [2019-09-21 09:53:02,276 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 311 [2019-09-21 09:53:02,759 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 360 [2019-09-21 09:53:02,922 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 360 [2019-09-21 09:53:03,190 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 360 [2019-09-21 09:53:03,924 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 363 DAG size of output: 291 [2019-09-21 09:53:04,039 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 291 [2019-09-21 09:53:04,249 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 292 [2019-09-21 09:53:04,498 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 459 DAG size of output: 448 [2019-09-21 09:53:11,014 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 09:53:11,014 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 09:53:11,016 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 2956#(and (<= main_~blastFlag~0 3) (or (or (and (< 2 main_~blastFlag~0) (<= 1 main_~blastFlag~0) (or (and (<= main_~blastFlag~0 4) (= 8544 main_~s__state~0)) (or (or (and (<= main_~blastFlag~0 4) (<= 8496 main_~s__state~0) (or (and (= 8496 main_~s__state~0) (or (= 1 main_~blastFlag~0) (and (<= 0 (+ main_~tmp___1~0 2147483648)) (<= main_~tmp___1~0 2147483647) (<= main_~blastFlag~0 2) (<= 0 main_~blastFlag~0) (not (= 0 main_~blastFlag~0)) (= main_~tmp___1~0 2)))) (and (or (and (= 2 main_~blastFlag~0) (or (and (not (= 0 main_~s__hit~0)) (= 8656 main_~s__state~0)) (and (= 0 main_~s__hit~0) (= 8512 main_~s__state~0)))) (and (and (or (and (<= main_~blastFlag~0 5) (and (not (= 5 main_~blastFlag~0)) (not (= 4 main_~blastFlag~0))) (= 8640 main_~s__state~0) (not (= 0 main_~s__hit~0))) (or (and (= 8560 main_~s__state~0) (= 0 (+ main_~s__verify_mode~0 1))) (or (or (and (or (= 8608 main_~s__state~0) (and (<= 8640 main_~s__state~0) (or (= 8640 main_~s__state~0) (and (<= 8656 main_~s__state~0) (or (and (or (= 4 main_~blastFlag~0) (not (= 3 main_~blastFlag~0))) (= 0 main_~s__hit~0) (= 8656 main_~s__state~0)) (and (or (not (= 2 main_~blastFlag~0)) (= 3 main_~blastFlag~0)) (= 8672 main_~s__state~0))))))) (<= 8576 main_~s__state~0)) (and (not (= (+ main_~s__verify_mode~0 4) 0)) (not (= main_~s__session__peer~0 0)) (= 8560 main_~s__state~0))) (and (= (+ main_~s__verify_mode~0 2) 0) (or (and (not (= main_~s__session__peer~0 0)) (or (and (<= main_~blastFlag~0 3) (<= 0 main_~s__session__peer~0) (<= main_~s__session__peer~0 0)) (and (<= main_~blastFlag~0 3) (<= (+ main_~s__verify_mode~0 4) 0) (<= 0 (+ main_~s__verify_mode~0 4))))) (and (= main_~s__session__peer~0 0) (or (and (<= main_~blastFlag~0 3) (<= 0 main_~s__session__peer~0) (<= main_~s__session__peer~0 0)) (and (<= main_~blastFlag~0 3) (<= (+ main_~s__verify_mode~0 4) 0) (<= 0 (+ main_~s__verify_mode~0 4)))))) (not (= (mod (+ main_~s__s3__tmp__new_cipher__algorithms~0 256) 4294967296) 0)) (= 8560 main_~s__state~0))))) (<= 8560 main_~s__state~0)) (<= 8528 main_~s__state~0))) (<= 8512 main_~s__state~0)))) (and (<= main_~blastFlag~0 4) (<= 0 (+ main_~tmp___1~0 2147483648)) (or (and (not (= main_~tmp___1~0 2)) (= 8592 main_~s__state~0)) (and (= 8466 main_~s__state~0) (= main_~tmp___1~0 2))) (<= main_~tmp___1~0 2147483647))) (and (<= main_~blastFlag~0 4) (= 8576 main_~s__state~0)))) (<= main_~s__state~0 8672)) (and (not (= 8576 main_~s__state~0)) (<= main_~blastFlag~0 4) (not (= 4 main_~blastFlag~0)) (= 5 main_~blastFlag~0) (not (= 8640 main_~s__state~0)) (not (= 8656 main_~s__state~0)) (and (<= 8528 main_~s__state~0) (<= main_~s__state~0 8672)) (not (= 8592 main_~s__state~0)) (not (= 8544 main_~s__state~0)) (not (= 8528 main_~s__state~0)) (= 8672 main_~s__state~0) (not (= 8560 main_~s__state~0)) (not (= 8608 main_~s__state~0)))) (and (< 2 main_~blastFlag~0) (= 8466 main_~s__state~0) (= 0 main_~blastFlag~0))) (<= main_~s__s3__tmp__new_cipher__algorithms~0 2147483647) (<= main_~s__hit~0 2147483647) (<= main_~s__verify_mode~0 2147483647) (<= main_~s__session__peer~0 2147483647) (<= 0 (+ main_~s__hit~0 2147483648)) (<= 0 (+ main_~s__verify_mode~0 2147483648)) (<= 0 (+ main_~s__s3__tmp__new_cipher__algorithms~0 2147483648)) (<= 2 main_~blastFlag~0) (<= 8466 main_~s__state~0) (<= main_~s__state~0 8512) (<= 0 (+ main_~s__session__peer~0 2147483648))) [2019-09-21 09:53:11,029 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 09:53:11,030 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 09:53:11,031 INFO L168 Benchmark]: Toolchain (without parser) took 29970.42 ms. Allocated memory was 135.3 MB in the beginning and 744.5 MB in the end (delta: 609.2 MB). Free memory was 90.6 MB in the beginning and 487.8 MB in the end (delta: -397.2 MB). Peak memory consumption was 212.0 MB. Max. memory is 7.1 GB. [2019-09-21 09:53:11,032 INFO L168 Benchmark]: CDTParser took 1.20 ms. Allocated memory is still 135.3 MB. Free memory was 109.5 MB in the beginning and 109.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 09:53:11,033 INFO L168 Benchmark]: CACSL2BoogieTranslator took 463.47 ms. Allocated memory was 135.3 MB in the beginning and 198.2 MB in the end (delta: 62.9 MB). Free memory was 90.2 MB in the beginning and 174.3 MB in the end (delta: -84.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2019-09-21 09:53:11,034 INFO L168 Benchmark]: Boogie Preprocessor took 41.12 ms. Allocated memory is still 198.2 MB. Free memory was 174.3 MB in the beginning and 172.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-09-21 09:53:11,034 INFO L168 Benchmark]: RCFGBuilder took 525.33 ms. Allocated memory is still 198.2 MB. Free memory was 172.6 MB in the beginning and 146.2 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-09-21 09:53:11,035 INFO L168 Benchmark]: Sifa took 28937.07 ms. Allocated memory was 198.2 MB in the beginning and 744.5 MB in the end (delta: 546.3 MB). Free memory was 146.2 MB in the beginning and 487.8 MB in the end (delta: -341.7 MB). Peak memory consumption was 204.7 MB. Max. memory is 7.1 GB. [2019-09-21 09:53:11,040 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20 ms. Allocated memory is still 135.3 MB. Free memory was 109.5 MB in the beginning and 109.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 463.47 ms. Allocated memory was 135.3 MB in the beginning and 198.2 MB in the end (delta: 62.9 MB). Free memory was 90.2 MB in the beginning and 174.3 MB in the end (delta: -84.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.12 ms. Allocated memory is still 198.2 MB. Free memory was 174.3 MB in the beginning and 172.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 525.33 ms. Allocated memory is still 198.2 MB. Free memory was 172.6 MB in the beginning and 146.2 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Sifa took 28937.07 ms. Allocated memory was 198.2 MB in the beginning and 744.5 MB in the end (delta: 546.3 MB). Free memory was 146.2 MB in the beginning and 487.8 MB in the end (delta: -341.7 MB). Peak memory consumption was 204.7 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]: 28898, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1182, DAG_INTERPRETER_EARLY_EXITS: 18, TOOLS_POST_APPLICATIONS: 1056, TOOLS_POST_TIME[ms]: 784, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 7, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 989, TOOLS_QUANTIFIERELIM_TIME[ms]: 547, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 16, FLUID_QUERY_TIME[ms]: 27, FLUID_QUERIES: 1263, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 431, DOMAIN_JOIN_TIME[ms]: 20227, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 42, DOMAIN_WIDEN_TIME[ms]: 6485, DOMAIN_ISSUBSETEQ_APPLICATIONS: 81, DOMAIN_ISSUBSETEQ_TIME[ms]: 211, DOMAIN_ISBOTTOM_APPLICATIONS: 339, DOMAIN_ISBOTTOM_TIME[ms]: 909, LOOP_SUMMARIZER_APPLICATIONS: 39, LOOP_SUMMARIZER_CACHE_MISSES: 39, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 26282, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 26281, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 81, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 55, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 54, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 90, DAG_COMPRESSION_PROCESSED_NODES: 2011, DAG_COMPRESSION_RETAINED_NODES: 632 - UnprovableResult [Line: 216]: 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 2956#(and (<= main_~blastFlag~0 3) (or (or (and (< 2 main_~blastFlag~0) (<= 1 main_~blastFlag~0) (or (and (<= main_~blastFlag~0 4) (= 8544 main_~s__state~0)) (or (or (and (<= main_~blastFlag~0 4) (<= 8496 main_~s__state~0) (or (and (= 8496 main_~s__state~0) (or (= 1 main_~blastFlag~0) (and (<= 0 (+ main_~tmp___1~0 2147483648)) (<= main_~tmp___1~0 2147483647) (<= main_~blastFlag~0 2) (<= 0 main_~blastFlag~0) (not (= 0 main_~blastFlag~0)) (= main_~tmp___1~0 2)))) (and (or (and (= 2 main_~blastFlag~0) (or (and (not (= 0 main_~s__hit~0)) (= 8656 main_~s__state~0)) (and (= 0 main_~s__hit~0) (= 8512 main_~s__state~0)))) (and (and (or (and (<= main_~blastFlag~0 5) (and (not (= 5 main_~blastFlag~0)) (not (= 4 main_~blastFlag~0))) (= 8640 main_~s__state~0) (not (= 0 main_~s__hit~0))) (or (and (= 8560 main_~s__state~0) (= 0 (+ main_~s__verify_mode~0 1))) (or (or (and (or (= 8608 main_~s__state~0) (and (<= 8640 main_~s__state~0) (or (= 8640 main_~s__state~0) (and (<= 8656 main_~s__state~0) (or (and (or (= 4 main_~blastFlag~0) (not (= 3 main_~blastFlag~0))) (= 0 main_~s__hit~0) (= 8656 main_~s__state~0)) (and (or (not (= 2 main_~blastFlag~0)) (= 3 main_~blastFlag~0)) (= 8672 main_~s__state~0))))))) (<= 8576 main_~s__state~0)) (and (not (= (+ main_~s__verify_mode~0 4) 0)) (not (= main_~s__session__peer~0 0)) (= 8560 main_~s__state~0))) (and (= (+ main_~s__verify_mode~0 2) 0) (or (and (not (= main_~s__session__peer~0 0)) (or (and (<= main_~blastFlag~0 3) (<= 0 main_~s__session__peer~0) (<= main_~s__session__peer~0 0)) (and (<= main_~blastFlag~0 3) (<= (+ main_~s__verify_mode~0 4) 0) (<= 0 (+ main_~s__verify_mode~0 4))))) (and (= main_~s__session__peer~0 0) (or (and (<= main_~blastFlag~0 3) (<= 0 main_~s__session__peer~0) (<= main_~s__session__peer~0 0)) (and (<= main_~blastFlag~0 3) (<= (+ main_~s__verify_mode~0 4) 0) (<= 0 (+ main_~s__verify_mode~0 4)))))) (not (= (mod (+ main_~s__s3__tmp__new_cipher__algorithms~0 256) 4294967296) 0)) (= 8560 main_~s__state~0))))) (<= 8560 main_~s__state~0)) (<= 8528 main_~s__state~0))) (<= 8512 main_~s__state~0)))) (and (<= main_~blastFlag~0 4) (<= 0 (+ main_~tmp___1~0 2147483648)) (or (and (not (= main_~tmp___1~0 2)) (= 8592 main_~s__state~0)) (and (= 8466 main_~s__state~0) (= main_~tmp___1~0 2))) (<= main_~tmp___1~0 2147483647))) (and (<= main_~blastFlag~0 4) (= 8576 main_~s__state~0)))) (<= main_~s__state~0 8672)) (and (not (= 8576 main_~s__state~0)) (<= main_~blastFlag~0 4) (not (= 4 main_~blastFlag~0)) (= 5 main_~blastFlag~0) (not (= 8640 main_~s__state~0)) (not (= 8656 main_~s__state~0)) (and (<= 8528 main_~s__state~0) (<= main_~s__state~0 8672)) (not (= 8592 main_~s__state~0)) (not (= 8544 main_~s__state~0)) (not (= 8528 main_~s__state~0)) (= 8672 main_~s__state~0) (not (= 8560 main_~s__state~0)) (not (= 8608 main_~s__state~0)))) (and (< 2 main_~blastFlag~0) (= 8466 main_~s__state~0) (= 0 main_~blastFlag~0))) (<= main_~s__s3__tmp__new_cipher__algorithms~0 2147483647) (<= main_~s__hit~0 2147483647) (<= main_~s__verify_mode~0 2147483647) (<= main_~s__session__peer~0 2147483647) (<= 0 (+ main_~s__hit~0 2147483648)) (<= 0 (+ main_~s__verify_mode~0 2147483648)) (<= 0 (+ main_~s__s3__tmp__new_cipher__algorithms~0 2147483648)) (<= 2 main_~blastFlag~0) (<= 8466 main_~s__state~0) (<= main_~s__state~0 8512) (<= 0 (+ main_~s__session__peer~0 2147483648))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...