./Ultimate.py --spec ../../sv-benchmarks/c/NoOverflows.prp --file ../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig1_true-termination_true-no-overflow.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ce710ef0-4c5f-4656-afc3-c2b010a239dc/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ce710ef0-4c5f-4656-afc3-c2b010a239dc/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ce710ef0-4c5f-4656-afc3-c2b010a239dc/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ce710ef0-4c5f-4656-afc3-c2b010a239dc/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig1_true-termination_true-no-overflow.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ce710ef0-4c5f-4656-afc3-c2b010a239dc/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ce710ef0-4c5f-4656-afc3-c2b010a239dc/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7c08193784b646afd298f73ae6296b7af2e0cac1 .......................................................................................................................................................................................................................................................................................................................................................................................................................... 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 04:06:38,004 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:06:38,005 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:06:38,014 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:06:38,014 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:06:38,015 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:06:38,016 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:06:38,017 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:06:38,018 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:06:38,019 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:06:38,020 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:06:38,020 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:06:38,020 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:06:38,021 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:06:38,022 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:06:38,023 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:06:38,023 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:06:38,024 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:06:38,026 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:06:38,027 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:06:38,028 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:06:38,029 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:06:38,030 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:06:38,030 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:06:38,030 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:06:38,031 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:06:38,032 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:06:38,032 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:06:38,033 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:06:38,034 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:06:38,034 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:06:38,035 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:06:38,035 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:06:38,035 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:06:38,036 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:06:38,036 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:06:38,037 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ce710ef0-4c5f-4656-afc3-c2b010a239dc/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2018-11-10 04:06:38,047 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:06:38,047 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:06:38,048 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:06:38,048 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:06:38,048 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:06:38,049 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:06:38,049 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:06:38,049 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 04:06:38,049 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:06:38,049 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:06:38,049 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:06:38,049 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:06:38,050 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:06:38,050 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-10 04:06:38,050 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:06:38,050 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:06:38,050 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 04:06:38,050 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 04:06:38,050 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:06:38,051 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:06:38,051 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 04:06:38,051 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:06:38,051 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:06:38,051 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:06:38,051 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 04:06:38,051 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:06:38,052 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:06:38,052 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_ce710ef0-4c5f-4656-afc3-c2b010a239dc/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 ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c08193784b646afd298f73ae6296b7af2e0cac1 [2018-11-10 04:06:38,075 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:06:38,084 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:06:38,087 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:06:38,089 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:06:38,089 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:06:38,090 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ce710ef0-4c5f-4656-afc3-c2b010a239dc/bin-2019/ukojak/../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig1_true-termination_true-no-overflow.c [2018-11-10 04:06:38,134 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ce710ef0-4c5f-4656-afc3-c2b010a239dc/bin-2019/ukojak/data/f2762c0f8/6a1e69edf4ca4968b2e13a6dfc7472ca/FLAGa4b8c7a0e [2018-11-10 04:06:38,478 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:06:38,478 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ce710ef0-4c5f-4656-afc3-c2b010a239dc/sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig1_true-termination_true-no-overflow.c [2018-11-10 04:06:38,484 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ce710ef0-4c5f-4656-afc3-c2b010a239dc/bin-2019/ukojak/data/f2762c0f8/6a1e69edf4ca4968b2e13a6dfc7472ca/FLAGa4b8c7a0e [2018-11-10 04:06:38,495 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ce710ef0-4c5f-4656-afc3-c2b010a239dc/bin-2019/ukojak/data/f2762c0f8/6a1e69edf4ca4968b2e13a6dfc7472ca [2018-11-10 04:06:38,498 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:06:38,499 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:06:38,500 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:06:38,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:06:38,504 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:06:38,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:06:38" (1/1) ... [2018-11-10 04:06:38,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@372d3e6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:38, skipping insertion in model container [2018-11-10 04:06:38,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:06:38" (1/1) ... [2018-11-10 04:06:38,515 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:06:38,525 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:06:38,637 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:06:38,639 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:06:38,648 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:06:38,658 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:06:38,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:38 WrapperNode [2018-11-10 04:06:38,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:06:38,659 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:06:38,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:06:38,659 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:06:38,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:38" (1/1) ... [2018-11-10 04:06:38,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:38" (1/1) ... [2018-11-10 04:06:38,680 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:06:38,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:06:38,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:06:38,681 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:06:38,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:38" (1/1) ... [2018-11-10 04:06:38,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:38" (1/1) ... [2018-11-10 04:06:38,690 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:38" (1/1) ... [2018-11-10 04:06:38,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:38" (1/1) ... [2018-11-10 04:06:38,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:38" (1/1) ... [2018-11-10 04:06:38,694 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:38" (1/1) ... [2018-11-10 04:06:38,695 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:38" (1/1) ... [2018-11-10 04:06:38,696 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:06:38,697 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:06:38,697 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:06:38,697 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:06:38,698 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ce710ef0-4c5f-4656-afc3-c2b010a239dc/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 04:06:38,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:06:38,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:06:38,879 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:06:38,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:06:38 BoogieIcfgContainer [2018-11-10 04:06:38,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:06:38,880 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 04:06:38,880 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 04:06:38,888 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 04:06:38,888 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:06:38" (1/1) ... [2018-11-10 04:06:38,895 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:06:38,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:38,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2018-11-10 04:06:38,920 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2018-11-10 04:06:38,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 04:06:38,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:38,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:39,002 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 04:06:39,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:39,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-11-10 04:06:39,008 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-11-10 04:06:39,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-10 04:06:39,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:39,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:39,049 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 04:06:39,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:39,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2018-11-10 04:06:39,097 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2018-11-10 04:06:39,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-10 04:06:39,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:39,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:39,106 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 04:06:39,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:39,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-11-10 04:06:39,122 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-11-10 04:06:39,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 04:06:39,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:39,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:39,156 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 04:06:39,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:39,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2018-11-10 04:06:39,311 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2018-11-10 04:06:39,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 04:06:39,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:39,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:39,339 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 04:06:39,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:39,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2018-11-10 04:06:39,473 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2018-11-10 04:06:39,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 04:06:39,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:39,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:39,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 04:06:39,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:39,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 29 states and 38 transitions. [2018-11-10 04:06:39,851 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2018-11-10 04:06:39,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 04:06:39,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:39,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:39,874 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:06:40,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:40,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 33 states and 47 transitions. [2018-11-10 04:06:40,025 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2018-11-10 04:06:40,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 04:06:40,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:40,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:40,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 04:06:40,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:40,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 33 states and 46 transitions. [2018-11-10 04:06:40,176 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2018-11-10 04:06:40,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 04:06:40,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:40,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:40,193 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 04:06:40,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:40,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 34 states and 46 transitions. [2018-11-10 04:06:40,231 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 46 transitions. [2018-11-10 04:06:40,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 04:06:40,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:40,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:40,263 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:06:40,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:40,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 38 states and 55 transitions. [2018-11-10 04:06:40,389 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 55 transitions. [2018-11-10 04:06:40,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 04:06:40,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:40,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:40,403 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 04:06:40,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:40,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 38 states and 54 transitions. [2018-11-10 04:06:40,526 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 54 transitions. [2018-11-10 04:06:40,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 04:06:40,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:40,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:40,537 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 04:06:40,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:40,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 62 transitions. [2018-11-10 04:06:40,741 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 62 transitions. [2018-11-10 04:06:40,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 04:06:40,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:40,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:40,775 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:06:40,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:40,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 46 states and 72 transitions. [2018-11-10 04:06:40,912 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 72 transitions. [2018-11-10 04:06:40,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 04:06:40,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:40,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:40,923 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 04:06:40,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:40,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 47 states and 72 transitions. [2018-11-10 04:06:40,982 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2018-11-10 04:06:40,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 04:06:40,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:40,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:40,992 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 04:06:41,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:41,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 47 states and 71 transitions. [2018-11-10 04:06:41,097 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 71 transitions. [2018-11-10 04:06:41,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 04:06:41,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:41,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:41,110 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 04:06:41,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:41,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 52 states and 79 transitions. [2018-11-10 04:06:41,324 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 79 transitions. [2018-11-10 04:06:41,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 04:06:41,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:41,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:41,369 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:06:41,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:41,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 56 states and 90 transitions. [2018-11-10 04:06:41,543 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 90 transitions. [2018-11-10 04:06:41,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 04:06:41,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:41,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:41,554 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 04:06:41,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:41,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 57 states and 90 transitions. [2018-11-10 04:06:41,606 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 90 transitions. [2018-11-10 04:06:41,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 04:06:41,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:41,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:41,616 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 04:06:41,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:41,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 57 states and 89 transitions. [2018-11-10 04:06:41,733 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 89 transitions. [2018-11-10 04:06:41,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 04:06:41,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:41,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:41,744 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 04:06:41,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:41,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 61 states and 93 transitions. [2018-11-10 04:06:41,867 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions. [2018-11-10 04:06:41,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 04:06:41,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:41,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:41,910 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-10 04:06:42,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:42,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 63 states and 94 transitions. [2018-11-10 04:06:42,055 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 94 transitions. [2018-11-10 04:06:42,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 04:06:42,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:42,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:42,066 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-10 04:06:42,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:42,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 66 states and 97 transitions. [2018-11-10 04:06:42,291 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 97 transitions. [2018-11-10 04:06:42,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 04:06:42,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:42,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:42,300 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 04:06:42,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:42,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 70 states and 101 transitions. [2018-11-10 04:06:42,422 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 101 transitions. [2018-11-10 04:06:42,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 04:06:42,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:42,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:42,429 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-10 04:06:42,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:42,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 71 states and 101 transitions. [2018-11-10 04:06:42,546 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 101 transitions. [2018-11-10 04:06:42,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 04:06:42,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:42,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:42,557 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-10 04:06:42,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:42,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 65 states and 93 transitions. [2018-11-10 04:06:42,688 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions. [2018-11-10 04:06:42,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 04:06:42,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:42,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:42,700 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-10 04:06:42,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:42,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 69 states and 97 transitions. [2018-11-10 04:06:42,879 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2018-11-10 04:06:42,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 04:06:42,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:42,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:42,890 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 04:06:43,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:43,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 73 states and 102 transitions. [2018-11-10 04:06:43,152 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2018-11-10 04:06:43,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 04:06:43,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:06:43,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:06:43,163 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-10 04:06:43,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:06:43,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 31 states and 42 transitions. [2018-11-10 04:06:43,314 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2018-11-10 04:06:43,314 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 04:06:43,314 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 29 iterations. [2018-11-10 04:06:43,321 INFO L778 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2018-11-10 04:06:43,432 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:06:43,434 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-11-10 04:06:43,439 INFO L582 CodeCheckObserver]: Invariant with dag size 13 [2018-11-10 04:06:43,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 04:06:43 ImpRootNode [2018-11-10 04:06:43,440 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 04:06:43,440 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:06:43,440 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:06:43,440 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:06:43,441 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:06:38" (3/4) ... [2018-11-10 04:06:43,443 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 04:06:43,451 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-10 04:06:43,451 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 04:06:43,451 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 04:06:43,485 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ce710ef0-4c5f-4656-afc3-c2b010a239dc/bin-2019/ukojak/witness.graphml [2018-11-10 04:06:43,485 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:06:43,485 INFO L168 Benchmark]: Toolchain (without parser) took 4986.87 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 282.6 MB). Free memory was 961.8 MB in the beginning and 907.4 MB in the end (delta: 54.4 MB). Peak memory consumption was 337.0 MB. Max. memory is 11.5 GB. [2018-11-10 04:06:43,486 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:06:43,487 INFO L168 Benchmark]: CACSL2BoogieTranslator took 158.52 ms. Allocated memory is still 1.0 GB. Free memory was 961.8 MB in the beginning and 950.0 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-10 04:06:43,487 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.33 ms. Allocated memory is still 1.0 GB. Free memory is still 950.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:06:43,488 INFO L168 Benchmark]: Boogie Preprocessor took 15.90 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 944.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 04:06:43,488 INFO L168 Benchmark]: RCFGBuilder took 182.88 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -158.4 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-11-10 04:06:43,489 INFO L168 Benchmark]: CodeCheck took 4559.82 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 162.5 MB). Free memory was 1.1 GB in the beginning and 907.4 MB in the end (delta: 195.6 MB). Peak memory consumption was 358.1 MB. Max. memory is 11.5 GB. [2018-11-10 04:06:43,489 INFO L168 Benchmark]: Witness Printer took 44.99 ms. Allocated memory is still 1.3 GB. Free memory is still 907.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:06:43,492 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, 18 locations, 4 error locations. SAFE Result, 4.4s OverallTime, 29 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1677721600 SDtfs, 1068271824 SDslu, 666753840 SDs, 0 SdLazy, -530316256 SolverSat, 759973400 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4535 GetRequests, 3973 SyntacticMatches, 400 SemanticMatches, 162 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11163 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 537 NumberOfCodeBlocks, 537 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 509 ConstructedInterpolants, 0 QuantifiedInterpolants, 40491 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 28 InterpolantComputations, 16 PerfectInterpolantSequences, 574/810 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: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: n <= 2147483647 && 0 <= i + 2147483648 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: ((n <= 2147483647 && 0 <= i + 2147483648) && 0 <= j) && i <= 2147483646 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 158.52 ms. Allocated memory is still 1.0 GB. Free memory was 961.8 MB in the beginning and 950.0 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.33 ms. Allocated memory is still 1.0 GB. Free memory is still 950.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.90 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 944.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 182.88 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -158.4 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * CodeCheck took 4559.82 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 162.5 MB). Free memory was 1.1 GB in the beginning and 907.4 MB in the end (delta: 195.6 MB). Peak memory consumption was 358.1 MB. Max. memory is 11.5 GB. * Witness Printer took 44.99 ms. Allocated memory is still 1.3 GB. Free memory is still 907.4 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...