./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ssh-simplified/s3_srvr_1b_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_86cd0cf5-9f19-4230-8b04-2709b49b1ee3/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_86cd0cf5-9f19-4230-8b04-2709b49b1ee3/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_86cd0cf5-9f19-4230-8b04-2709b49b1ee3/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_86cd0cf5-9f19-4230-8b04-2709b49b1ee3/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh-simplified/s3_srvr_1b_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_86cd0cf5-9f19-4230-8b04-2709b49b1ee3/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_86cd0cf5-9f19-4230-8b04-2709b49b1ee3/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 91fda61e05234dbe68b069d372f5d4b0bb73b229 ........................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:38:29,490 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:38:29,491 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:38:29,497 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:38:29,497 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:38:29,498 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:38:29,499 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:38:29,500 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:38:29,502 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:38:29,502 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:38:29,503 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:38:29,503 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:38:29,504 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:38:29,505 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:38:29,506 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:38:29,506 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:38:29,507 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:38:29,508 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:38:29,509 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:38:29,511 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:38:29,512 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:38:29,513 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:38:29,515 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:38:29,515 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:38:29,515 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:38:29,516 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:38:29,517 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:38:29,518 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:38:29,518 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:38:29,519 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:38:29,519 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:38:29,520 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:38:29,520 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:38:29,520 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:38:29,521 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:38:29,521 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:38:29,522 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_86cd0cf5-9f19-4230-8b04-2709b49b1ee3/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 04:38:29,532 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:38:29,532 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:38:29,533 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:38:29,533 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:38:29,534 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:38:29,534 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:38:29,534 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:38:29,534 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:38:29,534 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:38:29,534 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:38:29,535 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:38:29,535 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:38:29,535 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:38:29,535 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:38:29,535 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:38:29,535 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:38:29,535 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:38:29,536 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 04:38:29,536 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 04:38:29,536 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:38:29,536 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:38:29,536 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 04:38:29,536 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:38:29,537 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:38:29,537 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:38:29,537 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 04:38:29,537 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:38:29,537 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:38:29,537 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_86cd0cf5-9f19-4230-8b04-2709b49b1ee3/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91fda61e05234dbe68b069d372f5d4b0bb73b229 [2018-11-10 04:38:29,561 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:38:29,569 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:38:29,571 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:38:29,572 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:38:29,572 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:38:29,572 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_86cd0cf5-9f19-4230-8b04-2709b49b1ee3/bin-2019/ukojak/../../sv-benchmarks/c/ssh-simplified/s3_srvr_1b_true-unreach-call_false-termination.cil.c [2018-11-10 04:38:29,606 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_86cd0cf5-9f19-4230-8b04-2709b49b1ee3/bin-2019/ukojak/data/57f2c3e64/e653a6c386964bea92492619bffb24dd/FLAG1211e76be [2018-11-10 04:38:30,002 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:38:30,002 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_86cd0cf5-9f19-4230-8b04-2709b49b1ee3/sv-benchmarks/c/ssh-simplified/s3_srvr_1b_true-unreach-call_false-termination.cil.c [2018-11-10 04:38:30,006 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_86cd0cf5-9f19-4230-8b04-2709b49b1ee3/bin-2019/ukojak/data/57f2c3e64/e653a6c386964bea92492619bffb24dd/FLAG1211e76be [2018-11-10 04:38:30,016 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_86cd0cf5-9f19-4230-8b04-2709b49b1ee3/bin-2019/ukojak/data/57f2c3e64/e653a6c386964bea92492619bffb24dd [2018-11-10 04:38:30,019 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:38:30,020 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:38:30,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:38:30,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:38:30,022 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:38:30,023 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:38:30" (1/1) ... [2018-11-10 04:38:30,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ce791db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:38:30, skipping insertion in model container [2018-11-10 04:38:30,024 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:38:30" (1/1) ... [2018-11-10 04:38:30,030 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:38:30,044 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:38:30,137 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:38:30,139 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:38:30,151 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:38:30,159 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:38:30,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:38:30 WrapperNode [2018-11-10 04:38:30,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:38:30,160 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:38:30,160 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:38:30,160 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:38:30,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:38:30" (1/1) ... [2018-11-10 04:38:30,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:38:30" (1/1) ... [2018-11-10 04:38:30,180 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:38:30,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:38:30,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:38:30,180 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:38:30,185 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:38:30" (1/1) ... [2018-11-10 04:38:30,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:38:30" (1/1) ... [2018-11-10 04:38:30,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:38:30" (1/1) ... [2018-11-10 04:38:30,186 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:38:30" (1/1) ... [2018-11-10 04:38:30,187 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:38:30" (1/1) ... [2018-11-10 04:38:30,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:38:30" (1/1) ... [2018-11-10 04:38:30,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:38:30" (1/1) ... [2018-11-10 04:38:30,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:38:30,193 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:38:30,193 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:38:30,193 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:38:30,194 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:38:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_86cd0cf5-9f19-4230-8b04-2709b49b1ee3/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-10 04:38:30,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:38:30,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:38:30,476 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:38:30,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:38:30 BoogieIcfgContainer [2018-11-10 04:38:30,476 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:38:30,476 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 04:38:30,476 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 04:38:30,485 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 04:38:30,486 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:38:30" (1/1) ... [2018-11-10 04:38:30,497 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:38:30,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:30,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2018-11-10 04:38:30,521 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2018-11-10 04:38:30,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 04:38:30,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:30,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:30,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:38:30,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:30,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2018-11-10 04:38:30,656 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2018-11-10 04:38:30,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 04:38:30,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:30,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:30,698 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:38:30,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:30,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 46 transitions. [2018-11-10 04:38:30,803 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 46 transitions. [2018-11-10 04:38:30,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 04:38:30,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:30,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:30,828 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:38:30,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:30,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 31 states and 50 transitions. [2018-11-10 04:38:30,935 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 50 transitions. [2018-11-10 04:38:30,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 04:38:30,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:30,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:30,968 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:38:31,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:31,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 35 states and 56 transitions. [2018-11-10 04:38:31,117 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2018-11-10 04:38:31,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 04:38:31,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:31,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:31,135 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 04:38:31,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:31,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 37 states and 59 transitions. [2018-11-10 04:38:31,214 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 59 transitions. [2018-11-10 04:38:31,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 04:38:31,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:31,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:31,251 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:38:31,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:31,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 46 states and 77 transitions. [2018-11-10 04:38:31,421 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 77 transitions. [2018-11-10 04:38:31,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 04:38:31,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:31,468 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:38:31,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:31,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 52 states and 83 transitions. [2018-11-10 04:38:31,688 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 83 transitions. [2018-11-10 04:38:31,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 04:38:31,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:31,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:31,705 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 04:38:31,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:31,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 52 states and 81 transitions. [2018-11-10 04:38:31,789 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 81 transitions. [2018-11-10 04:38:31,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 04:38:31,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:31,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:31,817 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 04:38:31,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:31,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 55 states and 85 transitions. [2018-11-10 04:38:31,881 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 85 transitions. [2018-11-10 04:38:31,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 04:38:31,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:31,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:31,955 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 04:38:32,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:32,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 58 states and 90 transitions. [2018-11-10 04:38:32,303 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 90 transitions. [2018-11-10 04:38:32,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 04:38:32,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:32,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:32,384 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:38:32,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:32,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 67 states and 104 transitions. [2018-11-10 04:38:32,993 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 104 transitions. [2018-11-10 04:38:32,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 04:38:32,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:33,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:33,010 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:38:33,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:33,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 70 states and 106 transitions. [2018-11-10 04:38:33,127 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 106 transitions. [2018-11-10 04:38:33,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 04:38:33,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:33,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:33,139 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 04:38:33,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:33,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 67 states and 100 transitions. [2018-11-10 04:38:33,195 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2018-11-10 04:38:33,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 04:38:33,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:33,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:33,206 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 04:38:33,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:33,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 70 states and 104 transitions. [2018-11-10 04:38:33,306 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 104 transitions. [2018-11-10 04:38:33,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 04:38:33,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:33,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:33,317 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 04:38:33,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:33,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 71 states and 105 transitions. [2018-11-10 04:38:33,426 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 105 transitions. [2018-11-10 04:38:33,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 04:38:33,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:33,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:33,436 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 04:38:33,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:33,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 76 states and 109 transitions. [2018-11-10 04:38:33,528 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 109 transitions. [2018-11-10 04:38:33,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 04:38:33,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:33,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:33,538 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 04:38:33,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:33,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 79 states and 111 transitions. [2018-11-10 04:38:33,661 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 111 transitions. [2018-11-10 04:38:33,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 04:38:33,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:33,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:33,671 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 04:38:33,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:33,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 83 states and 114 transitions. [2018-11-10 04:38:33,773 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 114 transitions. [2018-11-10 04:38:33,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 04:38:33,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:33,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:33,838 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 04:38:34,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:34,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 87 states and 121 transitions. [2018-11-10 04:38:34,087 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 121 transitions. [2018-11-10 04:38:34,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 04:38:34,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:34,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:34,156 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 04:38:34,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:34,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 92 states and 125 transitions. [2018-11-10 04:38:34,295 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 125 transitions. [2018-11-10 04:38:34,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 04:38:34,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:34,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:34,364 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 04:38:35,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:35,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 109 states and 149 transitions. [2018-11-10 04:38:35,182 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 149 transitions. [2018-11-10 04:38:35,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 04:38:35,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:35,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:35,191 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 04:38:35,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:35,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 109 states and 148 transitions. [2018-11-10 04:38:35,307 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 148 transitions. [2018-11-10 04:38:35,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 04:38:35,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:35,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:35,318 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 04:38:35,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:35,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 113 states and 153 transitions. [2018-11-10 04:38:35,534 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 153 transitions. [2018-11-10 04:38:35,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 04:38:35,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:35,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:35,544 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 04:38:35,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:35,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 116 states and 156 transitions. [2018-11-10 04:38:35,658 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 156 transitions. [2018-11-10 04:38:35,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 04:38:35,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:38:35,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:38:35,693 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 24 proven. 33 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 04:38:35,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:38:35,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 104 states and 141 transitions. [2018-11-10 04:38:35,737 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 141 transitions. [2018-11-10 04:38:35,737 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 04:38:35,737 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 26 iterations. [2018-11-10 04:38:35,745 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 04:38:35,863 WARN L179 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 30 [2018-11-10 04:38:36,011 WARN L179 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 30 [2018-11-10 04:38:36,261 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 30 [2018-11-10 04:38:36,261 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 04:38:36,267 INFO L582 CodeCheckObserver]: Invariant with dag size 25 [2018-11-10 04:38:36,268 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:38:36,268 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:38:36,268 INFO L582 CodeCheckObserver]: Invariant with dag size 16 [2018-11-10 04:38:36,269 INFO L582 CodeCheckObserver]: Invariant with dag size 25 [2018-11-10 04:38:36,270 INFO L582 CodeCheckObserver]: Invariant with dag size 30 [2018-11-10 04:38:36,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 04:38:36 ImpRootNode [2018-11-10 04:38:36,271 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 04:38:36,272 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:38:36,272 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:38:36,272 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:38:36,272 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:38:30" (3/4) ... [2018-11-10 04:38:36,276 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 04:38:36,282 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-10 04:38:36,282 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 04:38:36,282 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 04:38:36,315 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_86cd0cf5-9f19-4230-8b04-2709b49b1ee3/bin-2019/ukojak/witness.graphml [2018-11-10 04:38:36,315 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:38:36,316 INFO L168 Benchmark]: Toolchain (without parser) took 6296.99 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 314.6 MB). Free memory was 960.2 MB in the beginning and 1.0 GB in the end (delta: -88.2 MB). Peak memory consumption was 226.4 MB. Max. memory is 11.5 GB. [2018-11-10 04:38:36,317 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:38:36,317 INFO L168 Benchmark]: CACSL2BoogieTranslator took 139.89 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 949.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:38:36,317 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.64 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 946.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:38:36,318 INFO L168 Benchmark]: Boogie Preprocessor took 12.74 ms. Allocated memory is still 1.0 GB. Free memory is still 946.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:38:36,318 INFO L168 Benchmark]: RCFGBuilder took 283.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 946.8 MB in the beginning and 1.1 GB in the end (delta: -154.8 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. [2018-11-10 04:38:36,318 INFO L168 Benchmark]: CodeCheck took 5794.95 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 182.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 43.6 MB). Peak memory consumption was 226.1 MB. Max. memory is 11.5 GB. [2018-11-10 04:38:36,318 INFO L168 Benchmark]: Witness Printer took 44.00 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. [2018-11-10 04:38:36,320 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 25 locations, 1 error locations. SAFE Result, 5.2s OverallTime, 26 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 153748032 SDtfs, 384178296 SDslu, 763804896 SDs, 0 SdLazy, 630192870 SolverSat, 204886210 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4479 GetRequests, 4198 SyntacticMatches, 77 SemanticMatches, 204 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21353 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 554 NumberOfCodeBlocks, 554 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 529 ConstructedInterpolants, 0 QuantifiedInterpolants, 33888 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 25 InterpolantComputations, 16 PerfectInterpolantSequences, 374/496 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 139]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: blastFlag <= 4 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((((blastFlag <= 2 && !(blastFlag == 2)) || ((blastFlag <= 4 && !(s__state == 8640)) && 8640 <= s__state)) || (s__hit == 0 && blastFlag == 2)) || (s__state == 8640 && !(s__hit == 0))) || (blastFlag == 2 && !(s__state == 8512)) - InvariantResult [Line: 9]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: ((s__state == 8640 && !(s__hit == 0)) || blastFlag <= 2) || (blastFlag <= 4 && !(s__state == 8640)) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: ((((blastFlag <= 2 && !(s__state == 8512)) || (s__hit == 0 && blastFlag == 2)) || (s__state == 8640 && !(s__hit == 0))) || (blastFlag <= 2 && !(blastFlag == 2))) || ((blastFlag <= 4 && !(s__state == 8640)) && 8640 <= s__state) - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: (((((((s__hit == 0 && blastFlag == 2) && s__state == 8512) || (s__state == 8466 && blastFlag <= 2)) || blastFlag <= 0) || (s__state == 8640 && !(s__hit == 0))) || ((blastFlag <= 4 && !(s__state == 8640)) && 8640 <= s__state)) || ((s__state == 8512 && blastFlag <= 2) && !(blastFlag == 2))) || ((8512 <= s__state && blastFlag <= 2) && !(s__state == 8512)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 139.89 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 949.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.64 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 946.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.74 ms. Allocated memory is still 1.0 GB. Free memory is still 946.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 283.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 946.8 MB in the beginning and 1.1 GB in the end (delta: -154.8 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. * CodeCheck took 5794.95 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 182.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 43.6 MB). Peak memory consumption was 226.1 MB. Max. memory is 11.5 GB. * Witness Printer took 44.00 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...