./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+nlh-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_7b8397de-ff21-4b67-ba8d-c3e9d03953fa/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7b8397de-ff21-4b67-ba8d-c3e9d03953fa/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7b8397de-ff21-4b67-ba8d-c3e9d03953fa/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7b8397de-ff21-4b67-ba8d-c3e9d03953fa/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+nlh-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7b8397de-ff21-4b67-ba8d-c3e9d03953fa/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7b8397de-ff21-4b67-ba8d-c3e9d03953fa/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 edfcf451b435e6b30ae37c75ee1e2f5c8348550f ....................................................................................................................................................................................................................................................................................................................................................................................................................... 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 04:58:03,801 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 04:58:03,802 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 04:58:03,808 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 04:58:03,808 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 04:58:03,809 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 04:58:03,809 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 04:58:03,810 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 04:58:03,811 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 04:58:03,811 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 04:58:03,812 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 04:58:03,812 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 04:58:03,812 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 04:58:03,813 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 04:58:03,813 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 04:58:03,814 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 04:58:03,814 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 04:58:03,815 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 04:58:03,816 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 04:58:03,816 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 04:58:03,817 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 04:58:03,818 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 04:58:03,819 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 04:58:03,819 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 04:58:03,819 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 04:58:03,820 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 04:58:03,820 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 04:58:03,820 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 04:58:03,821 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 04:58:03,821 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 04:58:03,822 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 04:58:03,822 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 04:58:03,822 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 04:58:03,822 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 04:58:03,823 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 04:58:03,823 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 04:58:03,823 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7b8397de-ff21-4b67-ba8d-c3e9d03953fa/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 04:58:03,830 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 04:58:03,831 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 04:58:03,831 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 04:58:03,831 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 04:58:03,831 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 04:58:03,832 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 04:58:03,832 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 04:58:03,832 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 04:58:03,832 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 04:58:03,832 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 04:58:03,832 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 04:58:03,832 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 04:58:03,832 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 04:58:03,832 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 04:58:03,832 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 04:58:03,833 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 04:58:03,833 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 04:58:03,833 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 04:58:03,833 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 04:58:03,833 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 04:58:03,833 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 04:58:03,833 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 04:58:03,833 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 04:58:03,833 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 04:58:03,833 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 04:58:03,833 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 04:58:03,834 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 04:58:03,834 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 04:58:03,834 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 04:58:03,834 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_7b8397de-ff21-4b67-ba8d-c3e9d03953fa/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 -> edfcf451b435e6b30ae37c75ee1e2f5c8348550f [2018-12-09 04:58:03,851 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 04:58:03,858 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 04:58:03,860 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 04:58:03,861 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 04:58:03,861 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 04:58:03,862 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7b8397de-ff21-4b67-ba8d-c3e9d03953fa/bin-2019/ukojak/../../sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+nlh-reducer.c [2018-12-09 04:58:03,896 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7b8397de-ff21-4b67-ba8d-c3e9d03953fa/bin-2019/ukojak/data/f059a5796/fc565fabe75a4c07b7b6237b16274cb1/FLAGb710f8271 [2018-12-09 04:58:04,313 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 04:58:04,313 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7b8397de-ff21-4b67-ba8d-c3e9d03953fa/sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+nlh-reducer.c [2018-12-09 04:58:04,317 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7b8397de-ff21-4b67-ba8d-c3e9d03953fa/bin-2019/ukojak/data/f059a5796/fc565fabe75a4c07b7b6237b16274cb1/FLAGb710f8271 [2018-12-09 04:58:04,325 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7b8397de-ff21-4b67-ba8d-c3e9d03953fa/bin-2019/ukojak/data/f059a5796/fc565fabe75a4c07b7b6237b16274cb1 [2018-12-09 04:58:04,327 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 04:58:04,328 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 04:58:04,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 04:58:04,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 04:58:04,331 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 04:58:04,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:58:04" (1/1) ... [2018-12-09 04:58:04,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@672351b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:58:04, skipping insertion in model container [2018-12-09 04:58:04,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:58:04" (1/1) ... [2018-12-09 04:58:04,337 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 04:58:04,351 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 04:58:04,448 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 04:58:04,451 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 04:58:04,470 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 04:58:04,478 INFO L195 MainTranslator]: Completed translation [2018-12-09 04:58:04,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:58:04 WrapperNode [2018-12-09 04:58:04,478 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 04:58:04,479 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 04:58:04,479 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 04:58:04,479 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 04:58:04,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:58:04" (1/1) ... [2018-12-09 04:58:04,487 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:58:04" (1/1) ... [2018-12-09 04:58:04,530 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 04:58:04,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 04:58:04,530 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 04:58:04,530 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 04:58:04,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:58:04" (1/1) ... [2018-12-09 04:58:04,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:58:04" (1/1) ... [2018-12-09 04:58:04,537 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:58:04" (1/1) ... [2018-12-09 04:58:04,537 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:58:04" (1/1) ... [2018-12-09 04:58:04,539 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:58:04" (1/1) ... [2018-12-09 04:58:04,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:58:04" (1/1) ... [2018-12-09 04:58:04,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:58:04" (1/1) ... [2018-12-09 04:58:04,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 04:58:04,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 04:58:04,543 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 04:58:04,543 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 04:58:04,544 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:58:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7b8397de-ff21-4b67-ba8d-c3e9d03953fa/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 04:58:04,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 04:58:04,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 04:58:04,768 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 04:58:04,768 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-12-09 04:58:04,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:58:04 BoogieIcfgContainer [2018-12-09 04:58:04,769 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 04:58:04,769 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 04:58:04,769 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 04:58:04,776 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 04:58:04,777 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:58:04" (1/1) ... [2018-12-09 04:58:04,784 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:58:04,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:04,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2018-12-09 04:58:04,807 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2018-12-09 04:58:04,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-09 04:58:04,809 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:58:04,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:58:04,916 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 04:58:04,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:04,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2018-12-09 04:58:04,968 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2018-12-09 04:58:04,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-09 04:58:04,969 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:58:04,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:58:04,993 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 04:58:05,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:05,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 69 states and 94 transitions. [2018-12-09 04:58:05,022 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2018-12-09 04:58:05,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-09 04:58:05,023 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:58:05,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:58:05,062 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 04:58:05,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:05,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2018-12-09 04:58:05,154 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2018-12-09 04:58:05,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 04:58:05,156 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:58:05,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:58:05,206 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 04:58:05,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:05,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 75 states and 101 transitions. [2018-12-09 04:58:05,376 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 101 transitions. [2018-12-09 04:58:05,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 04:58:05,376 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:58:05,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:58:05,425 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 04:58:05,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:05,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2018-12-09 04:58:05,612 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2018-12-09 04:58:05,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 04:58:05,612 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:58:05,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:58:05,651 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 04:58:05,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:05,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 80 states and 109 transitions. [2018-12-09 04:58:05,684 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 109 transitions. [2018-12-09 04:58:05,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 04:58:05,684 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:58:05,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:58:05,761 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 04:58:05,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:05,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2018-12-09 04:58:05,910 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2018-12-09 04:58:05,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 04:58:05,911 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:58:05,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:58:05,944 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 04:58:06,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:06,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 76 states and 103 transitions. [2018-12-09 04:58:06,051 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 103 transitions. [2018-12-09 04:58:06,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 04:58:06,052 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:58:06,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:58:06,207 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 04:58:06,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:06,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 81 states and 108 transitions. [2018-12-09 04:58:06,882 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 108 transitions. [2018-12-09 04:58:06,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 04:58:06,883 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:58:06,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:58:06,932 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 04:58:06,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:06,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 84 states and 112 transitions. [2018-12-09 04:58:06,974 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 112 transitions. [2018-12-09 04:58:06,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 04:58:06,975 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:58:06,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:58:07,017 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 04:58:07,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:07,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 86 states and 114 transitions. [2018-12-09 04:58:07,056 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 114 transitions. [2018-12-09 04:58:07,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 04:58:07,056 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:58:07,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:58:07,181 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 04:58:07,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:07,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 94 states and 127 transitions. [2018-12-09 04:58:07,675 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 127 transitions. [2018-12-09 04:58:07,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 04:58:07,676 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:58:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:58:07,726 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 04:58:07,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:07,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 96 states and 129 transitions. [2018-12-09 04:58:07,771 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 129 transitions. [2018-12-09 04:58:07,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 04:58:07,772 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:58:07,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:58:07,827 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 04:58:07,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:07,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 99 states and 132 transitions. [2018-12-09 04:58:07,986 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 132 transitions. [2018-12-09 04:58:07,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 04:58:07,986 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:58:07,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:58:08,053 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 04:58:08,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:08,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 102 states and 135 transitions. [2018-12-09 04:58:08,227 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 135 transitions. [2018-12-09 04:58:08,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 04:58:08,228 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:58:08,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:58:08,283 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 04:58:08,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:08,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 88 states and 111 transitions. [2018-12-09 04:58:08,619 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 111 transitions. [2018-12-09 04:58:08,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 04:58:08,619 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:58:08,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:58:08,726 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 04:58:09,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:09,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 86 states and 107 transitions. [2018-12-09 04:58:09,122 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 107 transitions. [2018-12-09 04:58:09,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 04:58:09,122 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:58:09,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:58:09,176 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 04:58:09,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:09,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 84 states and 104 transitions. [2018-12-09 04:58:09,375 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 104 transitions. [2018-12-09 04:58:09,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 04:58:09,376 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:58:09,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:58:09,448 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 04:58:09,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:09,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 67 states and 79 transitions. [2018-12-09 04:58:09,816 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 79 transitions. [2018-12-09 04:58:09,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 04:58:09,817 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:58:09,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:58:09,968 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 04:58:10,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:10,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 52 states and 63 transitions. [2018-12-09 04:58:10,566 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 63 transitions. [2018-12-09 04:58:10,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 04:58:10,566 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:58:10,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:58:10,662 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 04:58:11,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:11,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 52 states and 62 transitions. [2018-12-09 04:58:11,101 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2018-12-09 04:58:11,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-09 04:58:11,101 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:58:11,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:58:11,188 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 04:58:11,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:11,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 55 states and 65 transitions. [2018-12-09 04:58:11,629 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 65 transitions. [2018-12-09 04:58:11,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-09 04:58:11,629 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:58:11,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:58:11,638 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 04:58:11,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:58:11,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2018-12-09 04:58:11,648 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2018-12-09 04:58:11,648 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 04:58:11,648 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 24 iterations. [2018-12-09 04:58:11,654 INFO L779 CodeCheckObserver]: All specifications hold 17 specifications checked. All of them hold [2018-12-09 04:58:11,736 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-09 04:58:11,744 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 04:58:11,745 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-09 04:58:11,745 INFO L583 CodeCheckObserver]: Invariant with dag size 6 [2018-12-09 04:58:11,745 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-09 04:58:11,746 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 04:58:11,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 04:58:11 ImpRootNode [2018-12-09 04:58:11,746 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 04:58:11,747 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 04:58:11,747 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 04:58:11,747 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 04:58:11,747 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:58:04" (3/4) ... [2018-12-09 04:58:11,750 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 04:58:11,758 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-09 04:58:11,758 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 04:58:11,806 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7b8397de-ff21-4b67-ba8d-c3e9d03953fa/bin-2019/ukojak/witness.graphml [2018-12-09 04:58:11,806 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 04:58:11,807 INFO L168 Benchmark]: Toolchain (without parser) took 7479.20 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 231.7 MB). Free memory was 956.0 MB in the beginning and 917.5 MB in the end (delta: 38.5 MB). Peak memory consumption was 270.2 MB. Max. memory is 11.5 GB. [2018-12-09 04:58:11,808 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 04:58:11,808 INFO L168 Benchmark]: CACSL2BoogieTranslator took 149.94 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 939.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-09 04:58:11,808 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -190.1 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2018-12-09 04:58:11,808 INFO L168 Benchmark]: Boogie Preprocessor took 12.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 04:58:11,808 INFO L168 Benchmark]: RCFGBuilder took 225.95 ms. Allocated memory is still 1.2 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 04:58:11,808 INFO L168 Benchmark]: CodeCheck took 6976.92 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 99.6 MB). Free memory was 1.1 GB in the beginning and 925.3 MB in the end (delta: 176.9 MB). Peak memory consumption was 276.5 MB. Max. memory is 11.5 GB. [2018-12-09 04:58:11,809 INFO L168 Benchmark]: Witness Printer took 59.80 ms. Allocated memory is still 1.3 GB. Free memory was 925.3 MB in the beginning and 917.5 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 11.5 GB. [2018-12-09 04:58:11,809 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, 71 locations, 17 error locations. SAFE Result, 6.8s OverallTime, 24 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 33676992 SDtfs, 29154888 SDslu, 33079416 SDs, 0 SdLazy, 176480184 SolverSat, 60570164 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2471 GetRequests, 2166 SyntacticMatches, 101 SemanticMatches, 204 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14889 ImplicationChecksByTransitivity, 6.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 298 NumberOfCodeBlocks, 298 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 275 ConstructedInterpolants, 0 QuantifiedInterpolants, 10935 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 23 InterpolantComputations, 20 PerfectInterpolantSequences, 7/13 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: 122]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 232]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 334]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 293]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 39]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 68]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 184]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 274]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 305]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 346]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 80]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 172]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 51]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 138]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 150]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 220]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 110]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 17 specifications checked. All of them hold - InvariantResult [Line: 27]: 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: 1 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: (!(main__t == main__tagbuf_len) && main__t <= main__tagbuf_len) && 0 <= main__t - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: main__t <= main__tagbuf_len && 1 <= main__t - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: (main__t <= main__tagbuf_len && !(main__tagbuf_len == main__t)) && 1 <= main__t - InvariantResult [Line: 10]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 149.94 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 939.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -190.1 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 225.95 ms. Allocated memory is still 1.2 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 6976.92 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 99.6 MB). Free memory was 1.1 GB in the beginning and 925.3 MB in the end (delta: 176.9 MB). Peak memory consumption was 276.5 MB. Max. memory is 11.5 GB. * Witness Printer took 59.80 ms. Allocated memory is still 1.3 GB. Free memory was 925.3 MB in the beginning and 917.5 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...