./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label04_true-unreach-call_false-termination.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_9d128c0d-0f2d-4bc3-8a0b-b44447290dc4/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9d128c0d-0f2d-4bc3-8a0b-b44447290dc4/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9d128c0d-0f2d-4bc3-8a0b-b44447290dc4/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9d128c0d-0f2d-4bc3-8a0b-b44447290dc4/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label04_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9d128c0d-0f2d-4bc3-8a0b-b44447290dc4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9d128c0d-0f2d-4bc3-8a0b-b44447290dc4/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 e4f93eb95cdae688384271d92bae052385a66833 ..................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 22:22:16,842 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:22:16,843 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:22:16,855 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:22:16,855 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:22:16,856 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:22:16,857 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:22:16,858 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:22:16,859 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:22:16,860 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:22:16,860 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:22:16,861 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:22:16,862 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:22:16,863 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:22:16,863 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:22:16,864 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:22:16,864 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:22:16,866 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:22:16,868 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:22:16,869 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:22:16,870 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:22:16,871 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:22:16,872 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:22:16,872 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:22:16,872 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:22:16,873 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:22:16,874 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:22:16,875 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:22:16,876 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:22:16,876 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:22:16,876 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:22:16,877 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:22:16,877 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:22:16,878 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:22:16,879 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:22:16,879 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:22:16,879 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9d128c0d-0f2d-4bc3-8a0b-b44447290dc4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 22:22:16,890 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:22:16,890 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:22:16,891 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:22:16,891 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 22:22:16,891 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 22:22:16,891 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 22:22:16,892 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:22:16,892 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:22:16,892 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 22:22:16,892 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:22:16,892 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:22:16,892 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:22:16,892 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:22:16,892 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:22:16,893 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:22:16,893 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:22:16,893 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:22:16,893 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 22:22:16,893 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 22:22:16,895 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:22:16,895 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:22:16,895 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 22:22:16,895 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:22:16,896 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:22:16,896 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:22:16,896 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 22:22:16,896 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:22:16,896 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 22:22:16,896 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_9d128c0d-0f2d-4bc3-8a0b-b44447290dc4/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 -> e4f93eb95cdae688384271d92bae052385a66833 [2018-10-26 22:22:16,922 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:22:16,931 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:22:16,934 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:22:16,935 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:22:16,936 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:22:16,936 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9d128c0d-0f2d-4bc3-8a0b-b44447290dc4/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem14_label04_true-unreach-call_false-termination.c [2018-10-26 22:22:16,982 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9d128c0d-0f2d-4bc3-8a0b-b44447290dc4/bin-2019/ukojak/data/5315f28e9/f1e7ab7f6e2d4e86a42a4fd6723ee7dd/FLAG5c2caf730 [2018-10-26 22:22:17,432 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:22:17,433 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9d128c0d-0f2d-4bc3-8a0b-b44447290dc4/sv-benchmarks/c/eca-rers2012/Problem14_label04_true-unreach-call_false-termination.c [2018-10-26 22:22:17,447 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9d128c0d-0f2d-4bc3-8a0b-b44447290dc4/bin-2019/ukojak/data/5315f28e9/f1e7ab7f6e2d4e86a42a4fd6723ee7dd/FLAG5c2caf730 [2018-10-26 22:22:17,465 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9d128c0d-0f2d-4bc3-8a0b-b44447290dc4/bin-2019/ukojak/data/5315f28e9/f1e7ab7f6e2d4e86a42a4fd6723ee7dd [2018-10-26 22:22:17,470 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:22:17,471 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:22:17,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:22:17,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:22:17,482 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:22:17,483 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:22:17" (1/1) ... [2018-10-26 22:22:17,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@235b504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:22:17, skipping insertion in model container [2018-10-26 22:22:17,485 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:22:17" (1/1) ... [2018-10-26 22:22:17,496 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:22:17,539 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:22:17,911 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:22:17,914 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:22:18,055 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:22:18,068 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:22:18,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:22:18 WrapperNode [2018-10-26 22:22:18,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:22:18,070 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:22:18,070 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:22:18,070 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:22:18,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:22:18" (1/1) ... [2018-10-26 22:22:18,097 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:22:18" (1/1) ... [2018-10-26 22:22:18,265 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:22:18,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:22:18,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:22:18,266 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:22:18,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:22:18" (1/1) ... [2018-10-26 22:22:18,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:22:18" (1/1) ... [2018-10-26 22:22:18,278 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:22:18" (1/1) ... [2018-10-26 22:22:18,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:22:18" (1/1) ... [2018-10-26 22:22:18,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:22:18" (1/1) ... [2018-10-26 22:22:18,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:22:18" (1/1) ... [2018-10-26 22:22:18,311 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:22:18" (1/1) ... [2018-10-26 22:22:18,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:22:18,318 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:22:18,318 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:22:18,318 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:22:18,318 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:22:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9d128c0d-0f2d-4bc3-8a0b-b44447290dc4/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 [2018-10-26 22:22:18,377 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 22:22:18,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:22:18,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:29:33,995 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:29:33,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:29:33 BoogieIcfgContainer [2018-10-26 22:29:33,996 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:29:33,997 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 22:29:33,997 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 22:29:34,009 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 22:29:34,009 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:29:33" (1/1) ... [2018-10-26 22:29:34,026 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:29:34,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:29:34,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2018-10-26 22:29:34,072 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2018-10-26 22:29:34,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-26 22:29:34,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:29:34,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:29:34,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:29:34,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:29:34,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2018-10-26 22:29:34,731 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2018-10-26 22:29:34,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 22:29:34,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:29:35,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:29:35,862 WARN L179 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 15 [2018-10-26 22:29:36,367 WARN L179 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 14 [2018-10-26 22:29:36,424 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:29:37,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:29:37,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2018-10-26 22:29:37,052 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2018-10-26 22:29:37,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-26 22:29:37,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:29:37,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:29:37,942 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-26 22:29:38,786 WARN L179 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 11 [2018-10-26 22:29:39,201 WARN L179 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2018-10-26 22:29:39,339 WARN L179 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 20 [2018-10-26 22:29:39,341 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:29:40,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:29:40,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2018-10-26 22:29:40,491 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2018-10-26 22:29:40,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-26 22:29:40,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:29:40,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:29:41,660 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:29:42,102 WARN L179 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 15 [2018-10-26 22:29:42,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:29:42,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 41 states and 65 transitions. [2018-10-26 22:29:42,512 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 65 transitions. [2018-10-26 22:29:42,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-26 22:29:42,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:29:43,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:29:45,255 WARN L179 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 36 [2018-10-26 22:29:45,830 WARN L179 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 47 [2018-10-26 22:29:46,309 WARN L179 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 55 [2018-10-26 22:29:46,959 WARN L179 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 56 [2018-10-26 22:29:47,751 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:29:48,216 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-10-26 22:29:49,214 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2018-10-26 22:29:50,588 WARN L179 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2018-10-26 22:30:07,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:30:07,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 54 states and 98 transitions. [2018-10-26 22:30:07,524 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2018-10-26 22:30:07,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-26 22:30:07,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:30:08,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:30:09,785 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:30:10,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:30:10,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 55 states and 99 transitions. [2018-10-26 22:30:10,366 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 99 transitions. [2018-10-26 22:30:10,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-26 22:30:10,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:30:10,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:30:12,143 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:30:12,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:30:12,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 56 states and 99 transitions. [2018-10-26 22:30:12,396 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 99 transitions. [2018-10-26 22:30:12,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-26 22:30:12,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:30:12,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:30:14,052 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:30:15,034 WARN L179 SmtUtils]: Spent 560.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2018-10-26 22:30:15,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:30:15,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 59 states and 105 transitions. [2018-10-26 22:30:15,584 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 105 transitions. [2018-10-26 22:30:15,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-26 22:30:15,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:30:16,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:30:18,945 WARN L179 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 28 [2018-10-26 22:30:20,991 WARN L179 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 48 [2018-10-26 22:30:23,685 WARN L179 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 121 DAG size of output: 32 [2018-10-26 22:30:24,199 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 37 [2018-10-26 22:30:24,669 WARN L179 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 41 [2018-10-26 22:30:25,004 WARN L179 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 42 [2018-10-26 22:30:25,804 WARN L179 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2018-10-26 22:30:25,945 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:30:27,518 WARN L179 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 57 [2018-10-26 22:30:28,179 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 60 [2018-10-26 22:30:28,921 WARN L179 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 61 [2018-10-26 22:30:29,513 WARN L179 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 62 [2018-10-26 22:30:29,758 WARN L179 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 58 [2018-10-26 22:30:30,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:30:30,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 72 states and 143 transitions. [2018-10-26 22:30:30,205 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 143 transitions. [2018-10-26 22:30:30,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-26 22:30:30,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:30:30,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:30:33,583 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:30:34,497 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2018-10-26 22:30:34,841 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 50 [2018-10-26 22:30:45,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:30:45,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 82 states and 167 transitions. [2018-10-26 22:30:45,711 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 167 transitions. [2018-10-26 22:30:45,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-26 22:30:45,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:30:46,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:30:48,836 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:30:49,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:30:49,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 83 states and 168 transitions. [2018-10-26 22:30:49,369 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 168 transitions. [2018-10-26 22:30:49,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-26 22:30:49,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:30:50,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:30:51,885 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:30:52,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:30:52,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 84 states and 169 transitions. [2018-10-26 22:30:52,280 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 169 transitions. [2018-10-26 22:30:52,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-26 22:30:52,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:30:52,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:30:55,842 WARN L179 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 26 [2018-10-26 22:30:56,402 WARN L179 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 27 [2018-10-26 22:30:57,143 WARN L179 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 45 [2018-10-26 22:30:57,252 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:30:59,204 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 58 [2018-10-26 22:31:20,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:31:20,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 82 states and 167 transitions. [2018-10-26 22:31:20,040 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 167 transitions. [2018-10-26 22:31:20,041 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 22:31:20,041 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2018-10-26 22:31:20,049 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 22:31:20,332 WARN L179 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 47 [2018-10-26 22:31:20,650 WARN L179 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 78 [2018-10-26 22:31:20,906 WARN L179 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 47 [2018-10-26 22:31:21,196 WARN L179 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 86 [2018-10-26 22:31:21,448 WARN L179 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 47 [2018-10-26 22:31:21,448 INFO L582 CodeCheckObserver]: Invariant with dag size 47 [2018-10-26 22:31:21,458 INFO L582 CodeCheckObserver]: Invariant with dag size 86 [2018-10-26 22:31:21,461 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 22:31:21,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 10:31:21 ImpRootNode [2018-10-26 22:31:21,462 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 22:31:21,462 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 22:31:21,462 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 22:31:21,462 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 22:31:21,463 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:29:33" (3/4) ... [2018-10-26 22:31:21,467 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 22:31:21,496 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 218 nodes and edges [2018-10-26 22:31:21,498 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-10-26 22:31:21,499 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-10-26 22:31:21,500 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-10-26 22:31:21,632 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9d128c0d-0f2d-4bc3-8a0b-b44447290dc4/bin-2019/ukojak/witness.graphml [2018-10-26 22:31:21,632 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 22:31:21,633 INFO L168 Benchmark]: Toolchain (without parser) took 544162.43 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 830.5 MB). Free memory was 955.9 MB in the beginning and 1.3 GB in the end (delta: -369.5 MB). Peak memory consumption was 461.0 MB. Max. memory is 11.5 GB. [2018-10-26 22:31:21,633 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:31:21,635 INFO L168 Benchmark]: CACSL2BoogieTranslator took 597.16 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 915.6 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-10-26 22:31:21,635 INFO L168 Benchmark]: Boogie Procedure Inliner took 196.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 915.6 MB in the beginning and 1.1 GB in the end (delta: -223.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. [2018-10-26 22:31:21,635 INFO L168 Benchmark]: Boogie Preprocessor took 51.46 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-10-26 22:31:21,635 INFO L168 Benchmark]: RCFGBuilder took 435679.04 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 24.6 MB). Free memory was 1.1 GB in the beginning and 847.0 MB in the end (delta: 283.5 MB). Peak memory consumption was 359.0 MB. Max. memory is 11.5 GB. [2018-10-26 22:31:21,636 INFO L168 Benchmark]: CodeCheck took 107464.71 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 655.9 MB). Free memory was 847.0 MB in the beginning and 1.3 GB in the end (delta: -496.9 MB). Peak memory consumption was 646.1 MB. Max. memory is 11.5 GB. [2018-10-26 22:31:21,637 INFO L168 Benchmark]: Witness Printer took 169.89 ms. Allocated memory is still 1.9 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2018-10-26 22:31:21,639 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, 246 locations, 1 error locations. SAFE Result, 106.0s OverallTime, 14 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 62790 SDtfs, 164262 SDslu, 153050 SDs, 0 SdLazy, 350008 SolverSat, 50406 SolverUnsat, 532 SolverUnknown, 0 SolverNotchecked, 234.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2741 GetRequests, 2356 SyntacticMatches, 173 SemanticMatches, 212 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33398 ImplicationChecksByTransitivity, 38.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 6.8s SatisfiabilityAnalysisTime, 33.8s InterpolantComputationTime, 268 NumberOfCodeBlocks, 268 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 255 ConstructedInterpolants, 0 QuantifiedInterpolants, 230660 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 1 PerfectInterpolantSequences, 0/392 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: 160]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: ((((!(a15 == 8) && (a12 + 43 <= 0 || !(a15 == 5))) || (12 <= a12 && a15 == 5)) || (a15 == 8 && ((((!(a21 == 9) && !(a21 == 8)) && (a12 <= 599997 || !(a21 == 10))) || a12 <= 80) || (a12 <= 73282 && a21 == 8)))) || (!(a21 == 6) && a15 == 5)) || (!(a24 == 1) && a15 == 5) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((((!(((a21 == 6 || (a12 <= 0 && a15 == 8)) && ((a21 == 7 || a21 == 9) || (!(a15 == 5) && !(a15 == 8)))) || (!(a24 == 2) && 5 == a15)) && (!(a15 == 8) || a12 <= 11)) || ((((((2 == input || 4 == input) || 3 == input) || 6 == input) || 1 == input) || 5 == input) && a12 + 49 <= 0)) || (((a12 + 43 <= 0 || 11 < a12) && !((0 <= a12 + 49 && a15 == 8) && a12 + 49 <= 0)) && (((a21 == 6 || (a12 <= 0 && a15 == 8)) && ((a21 == 7 || a21 == 9) || (!(a15 == 5) && !(a15 == 8)))) || (!(a24 == 2) && 5 == a15)))) || ((((!(a21 == 9) && !(a21 == 8)) && (a12 <= 599997 || !(a21 == 10))) || (a12 <= 73282 && a21 == 8)) && !(a12 <= 80))) || (a12 + 49 <= 0 && !(a24 == 1 && a21 == 7))) || ((a12 <= 80 && ((!(a21 == 6) || !(a15 == 5)) || !(a24 == 1))) && !(a12 + 43 <= 0)) - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 597.16 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 915.6 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 196.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 915.6 MB in the beginning and 1.1 GB in the end (delta: -223.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.46 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 435679.04 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 24.6 MB). Free memory was 1.1 GB in the beginning and 847.0 MB in the end (delta: 283.5 MB). Peak memory consumption was 359.0 MB. Max. memory is 11.5 GB. * CodeCheck took 107464.71 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 655.9 MB). Free memory was 847.0 MB in the beginning and 1.3 GB in the end (delta: -496.9 MB). Peak memory consumption was 646.1 MB. Max. memory is 11.5 GB. * Witness Printer took 169.89 ms. Allocated memory is still 1.9 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...