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 -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 12:42:50,508 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 12:42:50,510 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 12:42:50,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 12:42:50,523 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 12:42:50,524 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 12:42:50,526 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 12:42:50,528 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 12:42:50,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 12:42:50,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 12:42:50,531 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 12:42:50,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 12:42:50,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 12:42:50,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 12:42:50,535 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 12:42:50,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 12:42:50,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 12:42:50,538 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 12:42:50,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 12:42:50,541 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 12:42:50,543 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 12:42:50,544 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 12:42:50,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 12:42:50,546 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 12:42:50,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 12:42:50,548 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 12:42:50,548 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 12:42:50,549 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 12:42:50,549 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 12:42:50,550 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 12:42:50,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 12:42:50,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 12:42:50,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 12:42:50,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 12:42:50,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 12:42:50,554 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 12:42:50,555 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 12:42:50,555 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 12:42:50,555 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 12:42:50,556 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 12:42:50,557 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 12:42:50,557 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 [2019-09-06 12:42:50,572 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 12:42:50,572 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 12:42:50,573 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 12:42:50,574 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 12:42:50,574 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 12:42:50,574 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 12:42:50,574 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 12:42:50,575 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 12:42:50,575 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 12:42:50,575 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 12:42:50,575 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 12:42:50,575 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 12:42:50,576 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 12:42:50,576 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 12:42:50,576 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 12:42:50,576 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 12:42:50,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 12:42:50,577 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 12:42:50,577 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 12:42:50,577 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 12:42:50,577 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 12:42:50,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 12:42:50,578 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 12:42:50,578 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 12:42:50,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 12:42:50,578 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 12:42:50,579 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 12:42:50,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 12:42:50,579 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 12:42:50,609 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 12:42:50,622 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 12:42:50,627 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 12:42:50,629 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 12:42:50,629 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 12:42:50,630 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-09-06 12:42:50,717 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/907e482f4/e17b00e5b9014018ad378d02e927e0b1/FLAG65fade5ce [2019-09-06 12:42:51,244 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 12:42:51,244 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-09-06 12:42:51,257 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/907e482f4/e17b00e5b9014018ad378d02e927e0b1/FLAG65fade5ce [2019-09-06 12:42:51,558 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/907e482f4/e17b00e5b9014018ad378d02e927e0b1 [2019-09-06 12:42:51,569 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 12:42:51,571 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 12:42:51,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 12:42:51,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 12:42:51,576 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 12:42:51,576 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 12:42:51" (1/1) ... [2019-09-06 12:42:51,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cb7ab14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:42:51, skipping insertion in model container [2019-09-06 12:42:51,580 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 12:42:51" (1/1) ... [2019-09-06 12:42:51,588 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 12:42:51,651 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 12:42:52,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 12:42:52,124 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 12:42:52,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 12:42:52,295 INFO L192 MainTranslator]: Completed translation [2019-09-06 12:42:52,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:42:52 WrapperNode [2019-09-06 12:42:52,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 12:42:52,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 12:42:52,297 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 12:42:52,297 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 12:42:52,308 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:42:52" (1/1) ... [2019-09-06 12:42:52,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:42:52" (1/1) ... [2019-09-06 12:42:52,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:42:52" (1/1) ... [2019-09-06 12:42:52,322 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:42:52" (1/1) ... [2019-09-06 12:42:52,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:42:52" (1/1) ... [2019-09-06 12:42:52,360 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:42:52" (1/1) ... [2019-09-06 12:42:52,371 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:42:52" (1/1) ... [2019-09-06 12:42:52,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 12:42:52,386 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 12:42:52,386 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 12:42:52,387 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 12:42:52,388 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:42:52" (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 [2019-09-06 12:42:52,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 12:42:52,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 12:42:52,473 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 12:42:52,474 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 12:42:52,475 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 12:42:52,475 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 12:42:52,475 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 12:42:52,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 12:42:52,476 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 12:42:52,476 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 12:42:52,476 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 12:42:52,477 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 12:42:52,477 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 12:42:52,477 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 12:42:52,479 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 12:42:52,479 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 12:42:52,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 12:42:52,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 12:42:53,620 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 12:42:53,621 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 12:42:53,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 12:42:53 BoogieIcfgContainer [2019-09-06 12:42:53,622 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 12:42:53,622 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 12:42:53,623 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 12:42:53,623 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 12:42:53,624 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 12:42:53" (1/1) ... [2019-09-06 12:42:53,624 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 12:42:53,663 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 12:42:53,663 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 12:42:53,680 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 12:42:53,695 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 12:42:53,697 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 12:42:53,860 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 253 for LOIs [2019-09-06 12:43:03,403 WARN L188 SmtUtils]: Spent 3.37 s on a formula simplification. DAG size of input: 346 DAG size of output: 319 [2019-09-06 12:43:10,975 WARN L188 SmtUtils]: Spent 3.14 s on a formula simplification. DAG size of input: 346 DAG size of output: 319 [2019-09-06 12:43:15,646 WARN L188 SmtUtils]: Spent 3.14 s on a formula simplification. DAG size of input: 346 DAG size of output: 319 [2019-09-06 12:43:22,301 WARN L188 SmtUtils]: Spent 3.10 s on a formula simplification. DAG size of input: 346 DAG size of output: 319 [2019-09-06 12:43:26,970 WARN L188 SmtUtils]: Spent 3.17 s on a formula simplification. DAG size of input: 346 DAG size of output: 319 [2019-09-06 12:43:31,079 WARN L188 SmtUtils]: Spent 3.19 s on a formula simplification. DAG size of input: 346 DAG size of output: 319 [2019-09-06 12:43:36,834 WARN L188 SmtUtils]: Spent 3.11 s on a formula simplification. DAG size of input: 346 DAG size of output: 319 [2019-09-06 12:43:41,894 WARN L188 SmtUtils]: Spent 3.08 s on a formula simplification. DAG size of input: 346 DAG size of output: 319 [2019-09-06 12:43:46,057 WARN L188 SmtUtils]: Spent 3.15 s on a formula simplification. DAG size of input: 346 DAG size of output: 319 [2019-09-06 12:43:52,144 WARN L188 SmtUtils]: Spent 3.07 s on a formula simplification. DAG size of input: 346 DAG size of output: 319 [2019-09-06 12:43:56,019 WARN L188 SmtUtils]: Spent 3.08 s on a formula simplification. DAG size of input: 346 DAG size of output: 319 [2019-09-06 12:44:01,098 WARN L188 SmtUtils]: Spent 3.19 s on a formula simplification. DAG size of input: 346 DAG size of output: 319 [2019-09-06 12:44:06,024 WARN L188 SmtUtils]: Spent 3.07 s on a formula simplification. DAG size of input: 346 DAG size of output: 319 [2019-09-06 12:44:11,012 WARN L188 SmtUtils]: Spent 3.03 s on a formula simplification. DAG size of input: 346 DAG size of output: 319 [2019-09-06 12:44:11,081 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 12:44:11,082 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 12:44:11,087 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 14824#(and (<= 0 main_~__tmp_2~0) (<= main_~assert__arg~1 0) (<= 0 main_~assert__arg~1) (<= 0 ~mode3~0) (<= main_~check__tmp~1 0) (<= main_~main__c1~0 0) (<= 0 main_~check__tmp~1) (<= ~__return_1378~0 0) (<= ~mode3~0 0) (<= ~r1~0 2) (<= 0 main_~main__c1~0) (<= 0 ~__return_1378~0) (<= main_~__tmp_2~0 0)) [2019-09-06 12:44:11,099 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 12:44:11,099 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 12:44:11,101 INFO L168 Benchmark]: Toolchain (without parser) took 79530.24 ms. Allocated memory was 132.6 MB in the beginning and 1.6 GB in the end (delta: 1.5 GB). Free memory was 86.9 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 133.5 MB. Max. memory is 7.1 GB. [2019-09-06 12:44:11,102 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 12:44:11,103 INFO L168 Benchmark]: CACSL2BoogieTranslator took 724.27 ms. Allocated memory was 132.6 MB in the beginning and 200.8 MB in the end (delta: 68.2 MB). Free memory was 86.7 MB in the beginning and 168.3 MB in the end (delta: -81.6 MB). Peak memory consumption was 32.5 MB. Max. memory is 7.1 GB. [2019-09-06 12:44:11,104 INFO L168 Benchmark]: Boogie Preprocessor took 87.22 ms. Allocated memory is still 200.8 MB. Free memory was 168.3 MB in the beginning and 165.0 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-09-06 12:44:11,105 INFO L168 Benchmark]: RCFGBuilder took 1235.89 ms. Allocated memory is still 200.8 MB. Free memory was 165.0 MB in the beginning and 79.6 MB in the end (delta: 85.3 MB). Peak memory consumption was 85.3 MB. Max. memory is 7.1 GB. [2019-09-06 12:44:11,106 INFO L168 Benchmark]: Sifa took 77476.91 ms. Allocated memory was 200.8 MB in the beginning and 1.6 GB in the end (delta: 1.4 GB). Free memory was 79.6 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 58.0 MB. Max. memory is 7.1 GB. [2019-09-06 12:44:11,110 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 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 724.27 ms. Allocated memory was 132.6 MB in the beginning and 200.8 MB in the end (delta: 68.2 MB). Free memory was 86.7 MB in the beginning and 168.3 MB in the end (delta: -81.6 MB). Peak memory consumption was 32.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.22 ms. Allocated memory is still 200.8 MB. Free memory was 168.3 MB in the beginning and 165.0 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1235.89 ms. Allocated memory is still 200.8 MB. Free memory was 165.0 MB in the beginning and 79.6 MB in the end (delta: 85.3 MB). Peak memory consumption was 85.3 MB. Max. memory is 7.1 GB. * Sifa took 77476.91 ms. Allocated memory was 200.8 MB in the beginning and 1.6 GB in the end (delta: 1.4 GB). Free memory was 79.6 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 58.0 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]: 77424, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 10914, DAG_INTERPRETER_EARLY_EXITS: 306, TOOLS_POST_APPLICATIONS: 10750, TOOLS_POST_TIME[ms]: 49909, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 76, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 17, TOOLS_QUANTIFIERELIM_TIME[ms]: 47123, FLUID_QUERY_TIME[ms]: 274, FLUID_QUERIES: 10926, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 4069, DOMAIN_JOIN_TIME[ms]: 10537, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 12, DOMAIN_ISSUBSETEQ_TIME[ms]: 0, DOMAIN_ISBOTTOM_APPLICATIONS: 3511, DOMAIN_ISBOTTOM_TIME[ms]: 14243, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 78, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 75, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 12, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 40, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 36, REGEX_TO_DAG_TIME[ms]: 30, DAG_COMPRESSION_TIME[ms]: 1614, DAG_COMPRESSION_PROCESSED_NODES: 154605, DAG_COMPRESSION_RETAINED_NODES: 54222 - UnprovableResult [Line: 527]: 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 14824#(and (<= 0 main_~__tmp_2~0) (<= main_~assert__arg~1 0) (<= 0 main_~assert__arg~1) (<= 0 ~mode3~0) (<= main_~check__tmp~1 0) (<= main_~main__c1~0 0) (<= 0 main_~check__tmp~1) (<= ~__return_1378~0 0) (<= ~mode3~0 0) (<= ~r1~0 2) (<= 0 main_~main__c1~0) (<= 0 ~__return_1378~0) (<= main_~__tmp_2~0 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...