./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.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 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3fc0d844-960a-466f-9bdd-6a67720acf1b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3fc0d844-960a-466f-9bdd-6a67720acf1b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3fc0d844-960a-466f-9bdd-6a67720acf1b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3fc0d844-960a-466f-9bdd-6a67720acf1b/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_3fc0d844-960a-466f-9bdd-6a67720acf1b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3fc0d844-960a-466f-9bdd-6a67720acf1b/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 0.1.23-635dfa2 [2018-12-02 22:33:49,112 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 22:33:49,113 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 22:33:49,120 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 22:33:49,120 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 22:33:49,121 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 22:33:49,122 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 22:33:49,123 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 22:33:49,124 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 22:33:49,126 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 22:33:49,126 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 22:33:49,127 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 22:33:49,127 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 22:33:49,128 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 22:33:49,128 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 22:33:49,129 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 22:33:49,129 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 22:33:49,130 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 22:33:49,131 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 22:33:49,131 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 22:33:49,132 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 22:33:49,132 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 22:33:49,133 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 22:33:49,134 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 22:33:49,134 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 22:33:49,134 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 22:33:49,135 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 22:33:49,135 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 22:33:49,135 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 22:33:49,136 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 22:33:49,136 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 22:33:49,136 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 22:33:49,136 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 22:33:49,137 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 22:33:49,137 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 22:33:49,137 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 22:33:49,137 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3fc0d844-960a-466f-9bdd-6a67720acf1b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 22:33:49,144 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 22:33:49,145 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 22:33:49,145 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 22:33:49,145 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 22:33:49,145 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 22:33:49,146 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 22:33:49,146 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 22:33:49,146 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 22:33:49,146 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 22:33:49,146 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 22:33:49,146 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 22:33:49,146 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 22:33:49,146 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 22:33:49,146 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 22:33:49,146 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 22:33:49,146 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 22:33:49,147 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 22:33:49,147 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 22:33:49,147 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 22:33:49,147 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 22:33:49,147 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 22:33:49,147 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 22:33:49,147 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 22:33:49,147 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 22:33:49,147 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 22:33:49,147 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 22:33:49,147 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 22:33:49,148 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 22:33:49,148 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 22:33:49,148 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_3fc0d844-960a-466f-9bdd-6a67720acf1b/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 [2018-12-02 22:33:49,165 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 22:33:49,174 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 22:33:49,176 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 22:33:49,177 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 22:33:49,178 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 22:33:49,178 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3fc0d844-960a-466f-9bdd-6a67720acf1b/bin-2019/ukojak/../../sv-benchmarks/c/ssh-simplified/s3_srvr_1b_true-unreach-call_false-termination.cil.c [2018-12-02 22:33:49,218 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3fc0d844-960a-466f-9bdd-6a67720acf1b/bin-2019/ukojak/data/cd26710fb/cf1809cf00814c6b9ea4a33bdd1487dc/FLAGe22339e2f [2018-12-02 22:33:49,634 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 22:33:49,634 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3fc0d844-960a-466f-9bdd-6a67720acf1b/sv-benchmarks/c/ssh-simplified/s3_srvr_1b_true-unreach-call_false-termination.cil.c [2018-12-02 22:33:49,638 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3fc0d844-960a-466f-9bdd-6a67720acf1b/bin-2019/ukojak/data/cd26710fb/cf1809cf00814c6b9ea4a33bdd1487dc/FLAGe22339e2f [2018-12-02 22:33:49,646 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3fc0d844-960a-466f-9bdd-6a67720acf1b/bin-2019/ukojak/data/cd26710fb/cf1809cf00814c6b9ea4a33bdd1487dc [2018-12-02 22:33:49,648 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 22:33:49,648 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 22:33:49,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 22:33:49,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 22:33:49,651 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 22:33:49,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:33:49" (1/1) ... [2018-12-02 22:33:49,653 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71739fa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:49, skipping insertion in model container [2018-12-02 22:33:49,653 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:33:49" (1/1) ... [2018-12-02 22:33:49,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 22:33:49,667 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 22:33:49,752 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 22:33:49,755 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 22:33:49,765 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 22:33:49,773 INFO L195 MainTranslator]: Completed translation [2018-12-02 22:33:49,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:49 WrapperNode [2018-12-02 22:33:49,773 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 22:33:49,774 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 22:33:49,774 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 22:33:49,774 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 22:33:49,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:49" (1/1) ... [2018-12-02 22:33:49,782 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:49" (1/1) ... [2018-12-02 22:33:49,792 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 22:33:49,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 22:33:49,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 22:33:49,792 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 22:33:49,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:49" (1/1) ... [2018-12-02 22:33:49,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:49" (1/1) ... [2018-12-02 22:33:49,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:49" (1/1) ... [2018-12-02 22:33:49,798 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:49" (1/1) ... [2018-12-02 22:33:49,799 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:49" (1/1) ... [2018-12-02 22:33:49,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:49" (1/1) ... [2018-12-02 22:33:49,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:49" (1/1) ... [2018-12-02 22:33:49,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 22:33:49,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 22:33:49,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 22:33:49,832 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 22:33:49,833 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3fc0d844-960a-466f-9bdd-6a67720acf1b/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 [2018-12-02 22:33:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 22:33:49,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 22:33:50,026 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 22:33:50,026 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-02 22:33:50,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:33:50 BoogieIcfgContainer [2018-12-02 22:33:50,026 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 22:33:50,027 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 22:33:50,027 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 22:33:50,036 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 22:33:50,036 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:33:50" (1/1) ... [2018-12-02 22:33:50,044 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 22:33:50,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:50,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2018-12-02 22:33:50,068 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2018-12-02 22:33:50,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-02 22:33:50,070 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:50,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:50,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:33:50,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:50,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2018-12-02 22:33:50,168 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2018-12-02 22:33:50,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 22:33:50,169 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:50,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:50,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:33:50,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:50,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 23 states and 42 transitions. [2018-12-02 22:33:50,259 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 42 transitions. [2018-12-02 22:33:50,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 22:33:50,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:50,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:50,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:33:50,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:50,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 26 states and 45 transitions. [2018-12-02 22:33:50,324 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 45 transitions. [2018-12-02 22:33:50,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 22:33:50,325 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:50,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:50,353 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:33:50,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:50,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 29 states and 50 transitions. [2018-12-02 22:33:50,451 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 50 transitions. [2018-12-02 22:33:50,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 22:33:50,452 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:50,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:50,465 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 22:33:50,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:50,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 31 states and 53 transitions. [2018-12-02 22:33:50,514 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 53 transitions. [2018-12-02 22:33:50,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 22:33:50,514 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:50,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:50,533 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:33:50,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:50,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 33 states and 56 transitions. [2018-12-02 22:33:50,588 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 56 transitions. [2018-12-02 22:33:50,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 22:33:50,588 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:50,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:50,638 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:33:50,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:50,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 41 states and 73 transitions. [2018-12-02 22:33:50,812 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 73 transitions. [2018-12-02 22:33:50,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 22:33:50,812 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:50,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:50,825 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 22:33:50,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:50,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 41 states and 70 transitions. [2018-12-02 22:33:50,904 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 70 transitions. [2018-12-02 22:33:50,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 22:33:50,905 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:50,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:50,935 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:33:51,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:51,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 73 transitions. [2018-12-02 22:33:51,031 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2018-12-02 22:33:51,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 22:33:51,032 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:51,040 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:33:51,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:51,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 45 states and 75 transitions. [2018-12-02 22:33:51,108 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 75 transitions. [2018-12-02 22:33:51,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 22:33:51,109 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:51,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:51,151 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:33:51,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:51,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 48 states and 80 transitions. [2018-12-02 22:33:51,480 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 80 transitions. [2018-12-02 22:33:51,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 22:33:51,481 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:51,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:51,506 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:33:51,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:51,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 53 states and 85 transitions. [2018-12-02 22:33:51,683 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 85 transitions. [2018-12-02 22:33:51,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 22:33:51,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:51,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:51,691 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:33:51,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:51,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 51 states and 80 transitions. [2018-12-02 22:33:51,738 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 80 transitions. [2018-12-02 22:33:51,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 22:33:51,738 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:51,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:51,809 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:33:52,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:52,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 57 states and 91 transitions. [2018-12-02 22:33:52,234 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 91 transitions. [2018-12-02 22:33:52,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 22:33:52,234 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:52,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:52,243 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:33:52,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:52,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 60 states and 93 transitions. [2018-12-02 22:33:52,406 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 93 transitions. [2018-12-02 22:33:52,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 22:33:52,406 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:52,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:52,413 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:33:52,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:52,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 63 states and 96 transitions. [2018-12-02 22:33:52,585 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 96 transitions. [2018-12-02 22:33:52,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 22:33:52,585 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:52,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:52,592 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:33:52,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:52,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 63 states and 95 transitions. [2018-12-02 22:33:52,689 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 95 transitions. [2018-12-02 22:33:52,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 22:33:52,689 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:52,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:52,695 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:33:52,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:52,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 65 states and 97 transitions. [2018-12-02 22:33:52,813 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2018-12-02 22:33:52,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 22:33:52,813 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:52,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:52,820 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:33:52,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:52,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 68 states and 99 transitions. [2018-12-02 22:33:52,909 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 99 transitions. [2018-12-02 22:33:52,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 22:33:52,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:52,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:52,965 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 22:33:53,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:53,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 72 states and 106 transitions. [2018-12-02 22:33:53,163 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 106 transitions. [2018-12-02 22:33:53,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 22:33:53,163 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:53,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:53,197 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 22:33:53,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:53,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 76 states and 109 transitions. [2018-12-02 22:33:53,275 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 109 transitions. [2018-12-02 22:33:53,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 22:33:53,275 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:53,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:53,281 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:33:53,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:53,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 82 states and 119 transitions. [2018-12-02 22:33:53,696 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 119 transitions. [2018-12-02 22:33:53,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 22:33:53,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:53,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:53,702 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:33:53,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:53,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 84 states and 121 transitions. [2018-12-02 22:33:53,793 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 121 transitions. [2018-12-02 22:33:53,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 22:33:53,793 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:53,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:53,799 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:33:53,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:53,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 84 states and 120 transitions. [2018-12-02 22:33:53,893 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 120 transitions. [2018-12-02 22:33:53,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 22:33:53,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:53,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:53,898 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:33:53,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:53,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 87 states and 123 transitions. [2018-12-02 22:33:53,981 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 123 transitions. [2018-12-02 22:33:53,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 22:33:53,982 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:53,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:54,021 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 18 proven. 32 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 22:33:54,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:54,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 76 states and 110 transitions. [2018-12-02 22:33:54,042 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 110 transitions. [2018-12-02 22:33:54,042 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 22:33:54,042 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 27 iterations. [2018-12-02 22:33:54,049 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 22:33:54,176 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 30 [2018-12-02 22:33:54,433 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 30 [2018-12-02 22:33:54,433 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 22:33:54,439 INFO L583 CodeCheckObserver]: Invariant with dag size 25 [2018-12-02 22:33:54,440 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:33:54,440 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:33:54,440 INFO L583 CodeCheckObserver]: Invariant with dag size 16 [2018-12-02 22:33:54,440 INFO L583 CodeCheckObserver]: Invariant with dag size 25 [2018-12-02 22:33:54,441 INFO L583 CodeCheckObserver]: Invariant with dag size 30 [2018-12-02 22:33:54,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:33:54 ImpRootNode [2018-12-02 22:33:54,442 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 22:33:54,442 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 22:33:54,442 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 22:33:54,442 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 22:33:54,443 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:33:50" (3/4) ... [2018-12-02 22:33:54,445 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 22:33:54,452 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-02 22:33:54,453 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 22:33:54,485 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_3fc0d844-960a-466f-9bdd-6a67720acf1b/bin-2019/ukojak/witness.graphml [2018-12-02 22:33:54,486 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 22:33:54,486 INFO L168 Benchmark]: Toolchain (without parser) took 4838.29 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 273.7 MB). Free memory was 954.4 MB in the beginning and 1.2 GB in the end (delta: -269.8 MB). Peak memory consumption was 3.9 MB. Max. memory is 11.5 GB. [2018-12-02 22:33:54,487 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 22:33:54,487 INFO L168 Benchmark]: CACSL2BoogieTranslator took 124.94 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 22:33:54,487 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.94 ms. Allocated memory is still 1.0 GB. Free memory was 943.6 MB in the beginning and 940.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 22:33:54,487 INFO L168 Benchmark]: Boogie Preprocessor took 39.88 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.3 MB). Free memory was 940.9 MB in the beginning and 1.1 GB in the end (delta: -156.7 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2018-12-02 22:33:54,487 INFO L168 Benchmark]: RCFGBuilder took 194.36 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. [2018-12-02 22:33:54,488 INFO L168 Benchmark]: CodeCheck took 4415.10 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 170.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -155.1 MB). Peak memory consumption was 466.1 MB. Max. memory is 11.5 GB. [2018-12-02 22:33:54,488 INFO L168 Benchmark]: Witness Printer took 43.54 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. [2018-12-02 22:33:54,489 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, 23 locations, 1 error locations. SAFE Result, 3.9s OverallTime, 27 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 239337984 SDtfs, 483171612 SDslu, 1069022704 SDs, 0 SdLazy, 1205527942 SolverSat, 403547454 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4075 GetRequests, 3813 SyntacticMatches, 68 SemanticMatches, 194 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19484 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 485 NumberOfCodeBlocks, 485 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 459 ConstructedInterpolants, 0 QuantifiedInterpolants, 19755 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 17 PerfectInterpolantSequences, 301/401 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 && 8656 <= 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 && 8656 <= 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 && 8656 <= 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 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 124.94 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.6 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 17.94 ms. Allocated memory is still 1.0 GB. Free memory was 943.6 MB in the beginning and 940.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.88 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.3 MB). Free memory was 940.9 MB in the beginning and 1.1 GB in the end (delta: -156.7 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 194.36 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. * CodeCheck took 4415.10 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 170.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -155.1 MB). Peak memory consumption was 466.1 MB. Max. memory is 11.5 GB. * Witness Printer took 43.54 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 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...