./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+lhb-reducer.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_d3773868-2b5a-4e9f-ba7d-558cdad767d2/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d3773868-2b5a-4e9f-ba7d-558cdad767d2/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d3773868-2b5a-4e9f-ba7d-558cdad767d2/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d3773868-2b5a-4e9f-ba7d-558cdad767d2/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+lhb-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d3773868-2b5a-4e9f-ba7d-558cdad767d2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d3773868-2b5a-4e9f-ba7d-558cdad767d2/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 75f71671f83387eb35a445031d63abe79f5c0c7c ................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 01:10:34,477 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 01:10:34,477 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 01:10:34,483 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 01:10:34,483 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 01:10:34,484 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 01:10:34,484 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 01:10:34,485 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 01:10:34,486 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 01:10:34,486 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 01:10:34,487 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 01:10:34,487 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 01:10:34,487 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 01:10:34,488 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 01:10:34,488 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 01:10:34,488 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 01:10:34,489 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 01:10:34,489 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 01:10:34,490 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 01:10:34,491 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 01:10:34,491 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 01:10:34,492 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 01:10:34,493 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 01:10:34,493 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 01:10:34,493 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 01:10:34,494 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 01:10:34,494 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 01:10:34,494 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 01:10:34,495 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 01:10:34,495 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 01:10:34,495 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 01:10:34,496 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 01:10:34,496 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 01:10:34,496 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 01:10:34,496 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 01:10:34,497 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 01:10:34,497 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d3773868-2b5a-4e9f-ba7d-558cdad767d2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 01:10:34,504 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 01:10:34,504 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 01:10:34,504 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 01:10:34,504 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 01:10:34,505 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 01:10:34,505 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 01:10:34,505 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 01:10:34,505 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 01:10:34,505 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 01:10:34,505 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 01:10:34,505 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 01:10:34,505 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 01:10:34,505 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 01:10:34,505 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 01:10:34,506 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 01:10:34,506 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 01:10:34,506 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 01:10:34,506 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 01:10:34,506 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 01:10:34,506 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 01:10:34,506 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 01:10:34,506 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 01:10:34,506 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 01:10:34,506 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 01:10:34,507 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 01:10:34,507 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 01:10:34,507 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 01:10:34,507 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 01:10:34,507 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 01:10:34,507 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_d3773868-2b5a-4e9f-ba7d-558cdad767d2/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 -> 75f71671f83387eb35a445031d63abe79f5c0c7c [2018-12-09 01:10:34,524 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 01:10:34,531 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 01:10:34,533 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 01:10:34,534 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 01:10:34,534 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 01:10:34,534 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d3773868-2b5a-4e9f-ba7d-558cdad767d2/bin-2019/ukojak/../../sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+lhb-reducer.c [2018-12-09 01:10:34,571 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d3773868-2b5a-4e9f-ba7d-558cdad767d2/bin-2019/ukojak/data/9080a8731/a1b602d28c8342c2a6ce66167d8f3b62/FLAGa2c95e361 [2018-12-09 01:10:34,997 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 01:10:34,997 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d3773868-2b5a-4e9f-ba7d-558cdad767d2/sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+lhb-reducer.c [2018-12-09 01:10:35,001 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d3773868-2b5a-4e9f-ba7d-558cdad767d2/bin-2019/ukojak/data/9080a8731/a1b602d28c8342c2a6ce66167d8f3b62/FLAGa2c95e361 [2018-12-09 01:10:35,009 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d3773868-2b5a-4e9f-ba7d-558cdad767d2/bin-2019/ukojak/data/9080a8731/a1b602d28c8342c2a6ce66167d8f3b62 [2018-12-09 01:10:35,011 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 01:10:35,012 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 01:10:35,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 01:10:35,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 01:10:35,015 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 01:10:35,015 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:10:35" (1/1) ... [2018-12-09 01:10:35,017 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60ff7dc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:10:35, skipping insertion in model container [2018-12-09 01:10:35,017 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:10:35" (1/1) ... [2018-12-09 01:10:35,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 01:10:35,036 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 01:10:35,136 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:10:35,138 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 01:10:35,157 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:10:35,165 INFO L195 MainTranslator]: Completed translation [2018-12-09 01:10:35,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:10:35 WrapperNode [2018-12-09 01:10:35,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 01:10:35,166 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 01:10:35,166 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 01:10:35,166 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 01:10:35,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:10:35" (1/1) ... [2018-12-09 01:10:35,175 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:10:35" (1/1) ... [2018-12-09 01:10:35,218 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 01:10:35,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 01:10:35,218 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 01:10:35,218 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 01:10:35,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:10:35" (1/1) ... [2018-12-09 01:10:35,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:10:35" (1/1) ... [2018-12-09 01:10:35,225 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:10:35" (1/1) ... [2018-12-09 01:10:35,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:10:35" (1/1) ... [2018-12-09 01:10:35,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:10:35" (1/1) ... [2018-12-09 01:10:35,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:10:35" (1/1) ... [2018-12-09 01:10:35,230 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:10:35" (1/1) ... [2018-12-09 01:10:35,231 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 01:10:35,231 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 01:10:35,231 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 01:10:35,231 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 01:10:35,232 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:10:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d3773868-2b5a-4e9f-ba7d-558cdad767d2/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 [2018-12-09 01:10:35,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 01:10:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 01:10:35,452 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 01:10:35,452 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-12-09 01:10:35,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:10:35 BoogieIcfgContainer [2018-12-09 01:10:35,453 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 01:10:35,453 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 01:10:35,453 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 01:10:35,462 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 01:10:35,463 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:10:35" (1/1) ... [2018-12-09 01:10:35,472 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:10:35,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:35,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 73 states and 102 transitions. [2018-12-09 01:10:35,497 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2018-12-09 01:10:35,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-09 01:10:35,499 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:35,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:35,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:35,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:35,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 71 states and 98 transitions. [2018-12-09 01:10:35,669 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 98 transitions. [2018-12-09 01:10:35,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-09 01:10:35,670 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:35,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:35,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:35,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:35,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 69 states and 94 transitions. [2018-12-09 01:10:35,731 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2018-12-09 01:10:35,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 01:10:35,732 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:35,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:35,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:35,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:35,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 72 states and 98 transitions. [2018-12-09 01:10:35,951 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 98 transitions. [2018-12-09 01:10:35,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 01:10:35,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:35,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:35,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:36,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:36,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 75 states and 103 transitions. [2018-12-09 01:10:36,172 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2018-12-09 01:10:36,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 01:10:36,172 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:36,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:36,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:36,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:36,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 77 states and 105 transitions. [2018-12-09 01:10:36,236 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 105 transitions. [2018-12-09 01:10:36,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 01:10:36,236 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:36,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:36,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:36,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:36,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 75 states and 102 transitions. [2018-12-09 01:10:36,447 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 102 transitions. [2018-12-09 01:10:36,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 01:10:36,448 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:36,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:36,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:36,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:36,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 76 states and 102 transitions. [2018-12-09 01:10:36,519 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 102 transitions. [2018-12-09 01:10:36,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 01:10:36,519 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:36,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:36,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:36,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:36,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 74 states and 99 transitions. [2018-12-09 01:10:36,713 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 99 transitions. [2018-12-09 01:10:36,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 01:10:36,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:36,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:36,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:37,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:37,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 79 states and 105 transitions. [2018-12-09 01:10:37,597 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 105 transitions. [2018-12-09 01:10:37,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 01:10:37,599 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:37,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:37,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:37,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:37,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 81 states and 106 transitions. [2018-12-09 01:10:37,791 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 106 transitions. [2018-12-09 01:10:37,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 01:10:37,792 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:37,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:37,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:37,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:37,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 84 states and 110 transitions. [2018-12-09 01:10:37,876 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 110 transitions. [2018-12-09 01:10:37,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 01:10:37,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:37,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:37,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:37,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:37,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 86 states and 112 transitions. [2018-12-09 01:10:37,959 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 112 transitions. [2018-12-09 01:10:37,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 01:10:37,960 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:37,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:38,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:38,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:38,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 92 states and 121 transitions. [2018-12-09 01:10:38,676 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 121 transitions. [2018-12-09 01:10:38,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 01:10:38,676 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:38,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:38,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:38,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:38,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 94 states and 123 transitions. [2018-12-09 01:10:38,791 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 123 transitions. [2018-12-09 01:10:38,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 01:10:38,791 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:38,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:38,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:39,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:39,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 97 states and 126 transitions. [2018-12-09 01:10:39,045 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 126 transitions. [2018-12-09 01:10:39,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 01:10:39,045 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:39,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:39,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:39,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:39,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 100 states and 129 transitions. [2018-12-09 01:10:39,308 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 129 transitions. [2018-12-09 01:10:39,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 01:10:39,309 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:39,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:39,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:39,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:39,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 99 states and 127 transitions. [2018-12-09 01:10:39,709 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 127 transitions. [2018-12-09 01:10:39,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 01:10:39,709 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:39,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:39,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:40,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:40,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 87 states and 110 transitions. [2018-12-09 01:10:40,114 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 110 transitions. [2018-12-09 01:10:40,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 01:10:40,115 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:40,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:40,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:40,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:40,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 85 states and 106 transitions. [2018-12-09 01:10:40,691 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 106 transitions. [2018-12-09 01:10:40,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 01:10:40,691 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:40,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:40,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:41,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:41,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 83 states and 103 transitions. [2018-12-09 01:10:41,005 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 103 transitions. [2018-12-09 01:10:41,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 01:10:41,005 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:41,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:41,100 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:41,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:41,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 66 states and 78 transitions. [2018-12-09 01:10:41,524 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 78 transitions. [2018-12-09 01:10:41,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 01:10:41,524 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:41,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:41,688 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:42,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:42,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 55 states and 67 transitions. [2018-12-09 01:10:42,363 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 67 transitions. [2018-12-09 01:10:42,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 01:10:42,363 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:42,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:42,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:42,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:42,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 55 states and 66 transitions. [2018-12-09 01:10:42,926 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2018-12-09 01:10:42,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 01:10:42,926 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:42,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:43,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:43,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:43,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 54 states and 64 transitions. [2018-12-09 01:10:43,656 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2018-12-09 01:10:43,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-09 01:10:43,656 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:43,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:43,750 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:44,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:44,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 57 states and 67 transitions. [2018-12-09 01:10:44,245 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2018-12-09 01:10:44,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-09 01:10:44,245 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:10:44,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:10:44,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:10:44,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:10:44,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 46 transitions. [2018-12-09 01:10:44,266 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2018-12-09 01:10:44,266 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 01:10:44,266 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 27 iterations. [2018-12-09 01:10:44,274 INFO L779 CodeCheckObserver]: All specifications hold 18 specifications checked. All of them hold [2018-12-09 01:10:44,351 INFO L583 CodeCheckObserver]: Invariant with dag size 6 [2018-12-09 01:10:44,357 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 01:10:44,357 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 01:10:44,357 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-09 01:10:44,357 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-09 01:10:44,358 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-09 01:10:44,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 01:10:44 ImpRootNode [2018-12-09 01:10:44,358 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 01:10:44,358 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 01:10:44,358 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 01:10:44,358 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 01:10:44,359 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:10:35" (3/4) ... [2018-12-09 01:10:44,361 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 01:10:44,368 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-09 01:10:44,368 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 01:10:44,408 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d3773868-2b5a-4e9f-ba7d-558cdad767d2/bin-2019/ukojak/witness.graphml [2018-12-09 01:10:44,408 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 01:10:44,409 INFO L168 Benchmark]: Toolchain (without parser) took 9397.21 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 222.8 MB). Free memory was 954.4 MB in the beginning and 806.1 MB in the end (delta: 148.3 MB). Peak memory consumption was 371.1 MB. Max. memory is 11.5 GB. [2018-12-09 01:10:44,409 INFO L168 Benchmark]: CDTParser took 0.10 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. [2018-12-09 01:10:44,410 INFO L168 Benchmark]: CACSL2BoogieTranslator took 153.60 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 940.9 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-12-09 01:10:44,410 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.80 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.1 MB). Free memory was 940.9 MB in the beginning and 1.1 GB in the end (delta: -158.8 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-12-09 01:10:44,410 INFO L168 Benchmark]: Boogie Preprocessor took 12.68 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 01:10:44,410 INFO L168 Benchmark]: RCFGBuilder took 221.87 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: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-12-09 01:10:44,410 INFO L168 Benchmark]: CodeCheck took 8904.98 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 123.7 MB). Free memory was 1.1 GB in the beginning and 813.4 MB in the end (delta: 255.9 MB). Peak memory consumption was 379.6 MB. Max. memory is 11.5 GB. [2018-12-09 01:10:44,410 INFO L168 Benchmark]: Witness Printer took 49.81 ms. Allocated memory is still 1.3 GB. Free memory was 813.4 MB in the beginning and 806.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2018-12-09 01:10:44,411 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, 75 locations, 18 error locations. SAFE Result, 8.7s OverallTime, 27 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 201816448 SDtfs, 205093984 SDslu, 51216536 SDs, 0 SdLazy, 1747219400 SolverSat, 596828252 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2812 GetRequests, 2466 SyntacticMatches, 118 SemanticMatches, 228 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17991 ImplicationChecksByTransitivity, 8.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 346 NumberOfCodeBlocks, 346 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 320 ConstructedInterpolants, 0 QuantifiedInterpolants, 12630 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 23 PerfectInterpolantSequences, 7/11 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: 47]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 292]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 149]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 137]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 171]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 231]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 328]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 79]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 273]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 109]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 373]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 304]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 67]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 340]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 219]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 183]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 121]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 361]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 18 specifications checked. All of them hold - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: main__t <= main__tagbuf_len && 1 <= main__t - InvariantResult [Line: 10]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: (main__t <= main__tagbuf_len && !(main__tagbuf_len == main__t)) && 1 <= main__t - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: (!(main__t == main__tagbuf_len) && main__t <= main__tagbuf_len) && 0 <= main__t - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: (!(main__t == main__tagbuf_len) && main__t <= main__tagbuf_len) && 0 <= main__t * 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 153.60 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 940.9 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.80 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.1 MB). Free memory was 940.9 MB in the beginning and 1.1 GB in the end (delta: -158.8 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.68 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 221.87 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: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * CodeCheck took 8904.98 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 123.7 MB). Free memory was 1.1 GB in the beginning and 813.4 MB in the end (delta: 255.9 MB). Peak memory consumption was 379.6 MB. Max. memory is 11.5 GB. * Witness Printer took 49.81 ms. Allocated memory is still 1.3 GB. Free memory was 813.4 MB in the beginning and 806.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...