./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.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 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_81015c39-cce4-4dcb-bfc9-fe725eaf8672/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_81015c39-cce4-4dcb-bfc9-fe725eaf8672/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_81015c39-cce4-4dcb-bfc9-fe725eaf8672/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_81015c39-cce4-4dcb-bfc9-fe725eaf8672/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_81015c39-cce4-4dcb-bfc9-fe725eaf8672/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_81015c39-cce4-4dcb-bfc9-fe725eaf8672/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 0.1.23-1dbac8b [2018-11-10 01:21:23,809 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 01:21:23,810 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 01:21:23,818 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 01:21:23,819 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 01:21:23,819 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 01:21:23,820 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 01:21:23,821 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 01:21:23,822 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 01:21:23,823 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 01:21:23,824 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 01:21:23,824 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 01:21:23,824 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 01:21:23,825 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 01:21:23,826 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 01:21:23,826 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 01:21:23,827 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 01:21:23,828 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 01:21:23,830 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 01:21:23,831 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 01:21:23,832 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 01:21:23,832 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 01:21:23,834 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 01:21:23,834 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 01:21:23,834 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 01:21:23,834 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 01:21:23,836 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 01:21:23,836 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 01:21:23,837 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 01:21:23,837 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 01:21:23,837 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 01:21:23,838 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 01:21:23,838 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 01:21:23,838 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 01:21:23,839 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 01:21:23,840 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 01:21:23,840 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_81015c39-cce4-4dcb-bfc9-fe725eaf8672/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 01:21:23,850 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 01:21:23,850 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 01:21:23,851 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 01:21:23,851 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 01:21:23,851 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 01:21:23,852 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 01:21:23,852 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 01:21:23,852 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 01:21:23,852 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 01:21:23,852 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 01:21:23,852 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 01:21:23,852 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 01:21:23,853 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 01:21:23,853 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 01:21:23,853 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 01:21:23,853 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 01:21:23,853 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 01:21:23,853 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 01:21:23,853 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 01:21:23,854 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 01:21:23,854 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 01:21:23,854 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 01:21:23,854 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 01:21:23,854 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 01:21:23,854 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 01:21:23,854 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 01:21:23,854 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 01:21:23,855 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 01:21:23,855 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_81015c39-cce4-4dcb-bfc9-fe725eaf8672/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 [2018-11-10 01:21:23,881 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 01:21:23,890 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 01:21:23,892 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 01:21:23,893 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 01:21:23,893 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 01:21:23,894 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_81015c39-cce4-4dcb-bfc9-fe725eaf8672/bin-2019/ukojak/../../sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+nlh-reducer.c [2018-11-10 01:21:23,930 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_81015c39-cce4-4dcb-bfc9-fe725eaf8672/bin-2019/ukojak/data/aa28022f2/8e717711c70442efb1a67e6fe14a1e61/FLAG36ac1f1ec [2018-11-10 01:21:24,328 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 01:21:24,329 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_81015c39-cce4-4dcb-bfc9-fe725eaf8672/sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+nlh-reducer.c [2018-11-10 01:21:24,334 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_81015c39-cce4-4dcb-bfc9-fe725eaf8672/bin-2019/ukojak/data/aa28022f2/8e717711c70442efb1a67e6fe14a1e61/FLAG36ac1f1ec [2018-11-10 01:21:24,341 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_81015c39-cce4-4dcb-bfc9-fe725eaf8672/bin-2019/ukojak/data/aa28022f2/8e717711c70442efb1a67e6fe14a1e61 [2018-11-10 01:21:24,344 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 01:21:24,345 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 01:21:24,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 01:21:24,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 01:21:24,347 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 01:21:24,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:21:24" (1/1) ... [2018-11-10 01:21:24,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12305cee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:21:24, skipping insertion in model container [2018-11-10 01:21:24,349 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:21:24" (1/1) ... [2018-11-10 01:21:24,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 01:21:24,374 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 01:21:24,492 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:21:24,495 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 01:21:24,519 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:21:24,530 INFO L193 MainTranslator]: Completed translation [2018-11-10 01:21:24,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:21:24 WrapperNode [2018-11-10 01:21:24,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 01:21:24,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 01:21:24,531 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 01:21:24,531 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 01:21:24,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:21:24" (1/1) ... [2018-11-10 01:21:24,540 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:21:24" (1/1) ... [2018-11-10 01:21:24,554 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 01:21:24,555 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 01:21:24,555 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 01:21:24,555 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 01:21:24,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:21:24" (1/1) ... [2018-11-10 01:21:24,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:21:24" (1/1) ... [2018-11-10 01:21:24,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:21:24" (1/1) ... [2018-11-10 01:21:24,561 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:21:24" (1/1) ... [2018-11-10 01:21:24,563 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:21:24" (1/1) ... [2018-11-10 01:21:24,565 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:21:24" (1/1) ... [2018-11-10 01:21:24,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:21:24" (1/1) ... [2018-11-10 01:21:24,567 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 01:21:24,567 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 01:21:24,567 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 01:21:24,567 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 01:21:24,568 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:21:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_81015c39-cce4-4dcb-bfc9-fe725eaf8672/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 01:21:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 01:21:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 01:21:24,848 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 01:21:24,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:21:24 BoogieIcfgContainer [2018-11-10 01:21:24,849 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 01:21:24,849 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 01:21:24,849 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 01:21:24,857 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 01:21:24,857 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:21:24" (1/1) ... [2018-11-10 01:21:24,866 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:21:24,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:24,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2018-11-10 01:21:24,897 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2018-11-10 01:21:24,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 01:21:24,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:21:24,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:21:25,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:21:25,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:25,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2018-11-10 01:21:25,103 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2018-11-10 01:21:25,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 01:21:25,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:21:25,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:21:25,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:21:25,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:25,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 69 states and 94 transitions. [2018-11-10 01:21:25,170 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2018-11-10 01:21:25,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 01:21:25,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:21:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:21:25,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:21:25,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:25,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2018-11-10 01:21:25,360 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2018-11-10 01:21:25,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 01:21:25,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:21:25,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:21:25,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:21:25,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:25,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 75 states and 101 transitions. [2018-11-10 01:21:25,635 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 101 transitions. [2018-11-10 01:21:25,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 01:21:25,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:21:25,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:21:25,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:21:25,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:25,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2018-11-10 01:21:25,869 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2018-11-10 01:21:25,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 01:21:25,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:21:25,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:21:25,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:21:25,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:25,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 80 states and 109 transitions. [2018-11-10 01:21:25,949 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 109 transitions. [2018-11-10 01:21:25,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 01:21:25,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:21:25,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:21:26,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:21:26,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:26,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2018-11-10 01:21:26,192 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2018-11-10 01:21:26,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 01:21:26,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:21:26,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:21:26,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:21:26,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:26,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 76 states and 103 transitions. [2018-11-10 01:21:26,380 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 103 transitions. [2018-11-10 01:21:26,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 01:21:26,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:21:26,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:21:26,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:21:27,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:27,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 81 states and 108 transitions. [2018-11-10 01:21:27,306 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 108 transitions. [2018-11-10 01:21:27,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 01:21:27,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:21:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:21:27,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:21:27,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:27,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 84 states and 112 transitions. [2018-11-10 01:21:27,393 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 112 transitions. [2018-11-10 01:21:27,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 01:21:27,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:21:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:21:27,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:21:27,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:27,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 86 states and 114 transitions. [2018-11-10 01:21:27,479 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 114 transitions. [2018-11-10 01:21:27,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 01:21:27,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:21:27,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:21:27,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:21:28,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:28,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 94 states and 127 transitions. [2018-11-10 01:21:28,134 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 127 transitions. [2018-11-10 01:21:28,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 01:21:28,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:21:28,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:21:28,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:21:28,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:28,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 96 states and 129 transitions. [2018-11-10 01:21:28,267 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 129 transitions. [2018-11-10 01:21:28,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 01:21:28,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:21:28,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:21:28,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:21:28,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:28,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 99 states and 132 transitions. [2018-11-10 01:21:28,511 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 132 transitions. [2018-11-10 01:21:28,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 01:21:28,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:21:28,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:21:28,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:21:28,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:28,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 102 states and 135 transitions. [2018-11-10 01:21:28,768 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 135 transitions. [2018-11-10 01:21:28,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 01:21:28,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:21:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:21:28,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:21:29,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:29,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 88 states and 111 transitions. [2018-11-10 01:21:29,151 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 111 transitions. [2018-11-10 01:21:29,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 01:21:29,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:21:29,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:21:29,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:21:29,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:29,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 86 states and 107 transitions. [2018-11-10 01:21:29,629 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 107 transitions. [2018-11-10 01:21:29,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 01:21:29,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:21:29,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:21:29,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:21:29,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:29,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 84 states and 104 transitions. [2018-11-10 01:21:29,906 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 104 transitions. [2018-11-10 01:21:29,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 01:21:29,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:21:29,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:21:29,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:21:30,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:30,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 67 states and 79 transitions. [2018-11-10 01:21:30,353 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 79 transitions. [2018-11-10 01:21:30,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 01:21:30,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:21:30,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:21:30,534 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:21:31,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:31,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 52 states and 63 transitions. [2018-11-10 01:21:31,167 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 63 transitions. [2018-11-10 01:21:31,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 01:21:31,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:21:31,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:21:31,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:21:31,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:31,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 52 states and 62 transitions. [2018-11-10 01:21:31,687 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2018-11-10 01:21:31,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 01:21:31,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:21:31,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:21:31,768 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:21:32,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:32,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 55 states and 65 transitions. [2018-11-10 01:21:32,234 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 65 transitions. [2018-11-10 01:21:32,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 01:21:32,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:21:32,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:21:32,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:21:32,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:21:32,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2018-11-10 01:21:32,261 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2018-11-10 01:21:32,261 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 01:21:32,261 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 24 iterations. [2018-11-10 01:21:32,270 INFO L778 CodeCheckObserver]: All specifications hold 17 specifications checked. All of them hold [2018-11-10 01:21:32,359 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-11-10 01:21:32,366 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 01:21:32,366 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-11-10 01:21:32,366 INFO L582 CodeCheckObserver]: Invariant with dag size 6 [2018-11-10 01:21:32,366 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-11-10 01:21:32,367 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 01:21:32,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 01:21:32 ImpRootNode [2018-11-10 01:21:32,367 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 01:21:32,368 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 01:21:32,368 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 01:21:32,368 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 01:21:32,368 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:21:24" (3/4) ... [2018-11-10 01:21:32,371 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 01:21:32,381 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 01:21:32,381 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 01:21:32,382 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 01:21:32,436 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_81015c39-cce4-4dcb-bfc9-fe725eaf8672/bin-2019/ukojak/witness.graphml [2018-11-10 01:21:32,436 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 01:21:32,437 INFO L168 Benchmark]: Toolchain (without parser) took 8092.66 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 362.8 MB). Free memory was 960.2 MB in the beginning and 1.3 GB in the end (delta: -335.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2018-11-10 01:21:32,438 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:21:32,438 INFO L168 Benchmark]: CACSL2BoogieTranslator took 185.60 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 946.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-10 01:21:32,438 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.20 ms. Allocated memory is still 1.0 GB. Free memory was 946.8 MB in the beginning and 944.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 01:21:32,438 INFO L168 Benchmark]: Boogie Preprocessor took 12.49 ms. Allocated memory is still 1.0 GB. Free memory is still 944.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:21:32,438 INFO L168 Benchmark]: RCFGBuilder took 281.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 944.1 MB in the beginning and 1.1 GB in the end (delta: -193.7 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-11-10 01:21:32,439 INFO L168 Benchmark]: CodeCheck took 7518.47 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 195.6 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -167.9 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2018-11-10 01:21:32,439 INFO L168 Benchmark]: Witness Printer took 68.40 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. [2018-11-10 01:21:32,440 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, 7.3s 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, 3.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2471 GetRequests, 2166 SyntacticMatches, 101 SemanticMatches, 204 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14889 ImplicationChecksByTransitivity, 6.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 1.6s 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: 346]: 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: 80]: 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: 39]: 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: 334]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - 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: 110]: 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: 51]: 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: 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: 293]: 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 - 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 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 185.60 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 946.8 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 23.20 ms. Allocated memory is still 1.0 GB. Free memory was 946.8 MB in the beginning and 944.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.49 ms. Allocated memory is still 1.0 GB. Free memory is still 944.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 281.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 944.1 MB in the beginning and 1.1 GB in the end (delta: -193.7 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * CodeCheck took 7518.47 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 195.6 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -167.9 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. * Witness Printer took 68.40 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...