./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d784ae0c-6f26-41cd-ab05-020454b392bb/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d784ae0c-6f26-41cd-ab05-020454b392bb/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d784ae0c-6f26-41cd-ab05-020454b392bb/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d784ae0c-6f26-41cd-ab05-020454b392bb/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+lhb-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d784ae0c-6f26-41cd-ab05-020454b392bb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d784ae0c-6f26-41cd-ab05-020454b392bb/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 75f71671f83387eb35a445031d63abe79f5c0c7c ............................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 00:31:23,987 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 00:31:23,988 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 00:31:23,996 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 00:31:23,996 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 00:31:23,997 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 00:31:23,998 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 00:31:23,999 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 00:31:24,001 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 00:31:24,002 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 00:31:24,002 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 00:31:24,002 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 00:31:24,003 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 00:31:24,004 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 00:31:24,005 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 00:31:24,006 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 00:31:24,006 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 00:31:24,008 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 00:31:24,009 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 00:31:24,011 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 00:31:24,011 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 00:31:24,012 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 00:31:24,014 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 00:31:24,014 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 00:31:24,015 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 00:31:24,015 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 00:31:24,016 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 00:31:24,017 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 00:31:24,018 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 00:31:24,018 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 00:31:24,019 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 00:31:24,019 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 00:31:24,019 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 00:31:24,019 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 00:31:24,020 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 00:31:24,021 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 00:31:24,022 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d784ae0c-6f26-41cd-ab05-020454b392bb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-27 00:31:24,032 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 00:31:24,033 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 00:31:24,033 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 00:31:24,033 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 00:31:24,034 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 00:31:24,034 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 00:31:24,034 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 00:31:24,034 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 00:31:24,034 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 00:31:24,035 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 00:31:24,035 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 00:31:24,035 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 00:31:24,035 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 00:31:24,035 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 00:31:24,035 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 00:31:24,035 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 00:31:24,036 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 00:31:24,036 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 00:31:24,036 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 00:31:24,036 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 00:31:24,036 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 00:31:24,038 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 00:31:24,038 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 00:31:24,038 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 00:31:24,039 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 00:31:24,039 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-27 00:31:24,039 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 00:31:24,039 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 00:31:24,039 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_d784ae0c-6f26-41cd-ab05-020454b392bb/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75f71671f83387eb35a445031d63abe79f5c0c7c [2018-10-27 00:31:24,065 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 00:31:24,073 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 00:31:24,076 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 00:31:24,077 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 00:31:24,077 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 00:31:24,078 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d784ae0c-6f26-41cd-ab05-020454b392bb/bin-2019/ukojak/../../sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+lhb-reducer.c [2018-10-27 00:31:24,121 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d784ae0c-6f26-41cd-ab05-020454b392bb/bin-2019/ukojak/data/05931fba2/7db3369eda5f40bb8e5f92067ddcc6b8/FLAG92221b6f1 [2018-10-27 00:31:24,501 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 00:31:24,502 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d784ae0c-6f26-41cd-ab05-020454b392bb/sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+lhb-reducer.c [2018-10-27 00:31:24,508 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d784ae0c-6f26-41cd-ab05-020454b392bb/bin-2019/ukojak/data/05931fba2/7db3369eda5f40bb8e5f92067ddcc6b8/FLAG92221b6f1 [2018-10-27 00:31:24,518 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d784ae0c-6f26-41cd-ab05-020454b392bb/bin-2019/ukojak/data/05931fba2/7db3369eda5f40bb8e5f92067ddcc6b8 [2018-10-27 00:31:24,521 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 00:31:24,522 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 00:31:24,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 00:31:24,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 00:31:24,526 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 00:31:24,526 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:31:24" (1/1) ... [2018-10-27 00:31:24,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30c17ad0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:31:24, skipping insertion in model container [2018-10-27 00:31:24,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:31:24" (1/1) ... [2018-10-27 00:31:24,538 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 00:31:24,574 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 00:31:24,727 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:31:24,730 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 00:31:24,761 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:31:24,772 INFO L193 MainTranslator]: Completed translation [2018-10-27 00:31:24,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:31:24 WrapperNode [2018-10-27 00:31:24,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 00:31:24,773 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 00:31:24,773 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 00:31:24,773 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 00:31:24,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:31:24" (1/1) ... [2018-10-27 00:31:24,786 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:31:24" (1/1) ... [2018-10-27 00:31:24,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 00:31:24,807 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 00:31:24,807 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 00:31:24,807 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 00:31:24,814 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:31:24" (1/1) ... [2018-10-27 00:31:24,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:31:24" (1/1) ... [2018-10-27 00:31:24,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:31:24" (1/1) ... [2018-10-27 00:31:24,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:31:24" (1/1) ... [2018-10-27 00:31:24,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:31:24" (1/1) ... [2018-10-27 00:31:24,821 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:31:24" (1/1) ... [2018-10-27 00:31:24,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:31:24" (1/1) ... [2018-10-27 00:31:24,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 00:31:24,825 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 00:31:24,825 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 00:31:24,825 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 00:31:24,826 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:31:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d784ae0c-6f26-41cd-ab05-020454b392bb/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 [2018-10-27 00:31:24,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 00:31:24,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 00:31:25,471 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 00:31:25,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:31:25 BoogieIcfgContainer [2018-10-27 00:31:25,472 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 00:31:25,472 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 00:31:25,472 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 00:31:25,481 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 00:31:25,481 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:31:25" (1/1) ... [2018-10-27 00:31:25,490 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:31:25,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:25,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 73 states and 102 transitions. [2018-10-27 00:31:25,522 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2018-10-27 00:31:25,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-27 00:31:25,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:25,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:25,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:25,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:25,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 71 states and 98 transitions. [2018-10-27 00:31:25,928 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 98 transitions. [2018-10-27 00:31:25,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-27 00:31:25,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:25,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:25,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:26,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:26,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 69 states and 94 transitions. [2018-10-27 00:31:26,116 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2018-10-27 00:31:26,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-27 00:31:26,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:26,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:26,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:26,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:26,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 72 states and 98 transitions. [2018-10-27 00:31:26,805 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 98 transitions. [2018-10-27 00:31:26,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-27 00:31:26,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:26,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:26,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:27,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:27,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 75 states and 103 transitions. [2018-10-27 00:31:27,169 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2018-10-27 00:31:27,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-27 00:31:27,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:27,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:27,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:27,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:27,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 77 states and 105 transitions. [2018-10-27 00:31:27,304 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 105 transitions. [2018-10-27 00:31:27,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-27 00:31:27,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:27,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:27,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:27,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:27,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 75 states and 102 transitions. [2018-10-27 00:31:27,606 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 102 transitions. [2018-10-27 00:31:27,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-27 00:31:27,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:27,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:27,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:27,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:27,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 76 states and 102 transitions. [2018-10-27 00:31:27,733 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 102 transitions. [2018-10-27 00:31:27,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-27 00:31:27,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:27,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:27,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:28,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:28,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 74 states and 99 transitions. [2018-10-27 00:31:28,104 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 99 transitions. [2018-10-27 00:31:28,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-27 00:31:28,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:28,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:28,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:29,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:29,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 79 states and 105 transitions. [2018-10-27 00:31:29,261 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 105 transitions. [2018-10-27 00:31:29,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-27 00:31:29,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:29,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:29,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:29,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:29,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 81 states and 106 transitions. [2018-10-27 00:31:29,558 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 106 transitions. [2018-10-27 00:31:29,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-27 00:31:29,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:29,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:29,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:29,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:29,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 84 states and 110 transitions. [2018-10-27 00:31:29,685 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 110 transitions. [2018-10-27 00:31:29,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-27 00:31:29,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:29,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:29,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:29,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:29,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 86 states and 112 transitions. [2018-10-27 00:31:29,885 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 112 transitions. [2018-10-27 00:31:29,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-27 00:31:29,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:29,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:30,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:30,818 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-27 00:31:31,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:31,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 92 states and 121 transitions. [2018-10-27 00:31:31,894 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 121 transitions. [2018-10-27 00:31:31,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-27 00:31:31,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:31,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:32,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:32,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:32,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 94 states and 123 transitions. [2018-10-27 00:31:32,201 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 123 transitions. [2018-10-27 00:31:32,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-27 00:31:32,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:32,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:32,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:32,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:32,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 97 states and 126 transitions. [2018-10-27 00:31:32,502 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 126 transitions. [2018-10-27 00:31:32,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-27 00:31:32,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:32,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:32,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:32,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:32,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 100 states and 129 transitions. [2018-10-27 00:31:32,817 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 129 transitions. [2018-10-27 00:31:32,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-27 00:31:32,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:32,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:33,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:33,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:33,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 99 states and 127 transitions. [2018-10-27 00:31:33,440 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 127 transitions. [2018-10-27 00:31:33,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-27 00:31:33,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:33,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:33,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:33,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:33,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 87 states and 110 transitions. [2018-10-27 00:31:33,952 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 110 transitions. [2018-10-27 00:31:33,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-27 00:31:33,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:33,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:34,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:34,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:34,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 85 states and 106 transitions. [2018-10-27 00:31:34,631 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 106 transitions. [2018-10-27 00:31:34,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-27 00:31:34,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:34,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:34,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:34,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:34,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 83 states and 103 transitions. [2018-10-27 00:31:34,983 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 103 transitions. [2018-10-27 00:31:34,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-27 00:31:34,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:34,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:35,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:36,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:36,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 66 states and 78 transitions. [2018-10-27 00:31:36,056 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 78 transitions. [2018-10-27 00:31:36,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-27 00:31:36,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:36,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:36,438 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:37,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:37,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 55 states and 67 transitions. [2018-10-27 00:31:37,254 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 67 transitions. [2018-10-27 00:31:37,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-27 00:31:37,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:37,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:38,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:38,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 55 states and 66 transitions. [2018-10-27 00:31:38,087 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2018-10-27 00:31:38,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-27 00:31:38,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:38,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:38,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:38,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:38,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 54 states and 64 transitions. [2018-10-27 00:31:38,935 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2018-10-27 00:31:38,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-27 00:31:38,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:38,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:39,164 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:39,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:39,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 57 states and 67 transitions. [2018-10-27 00:31:39,887 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2018-10-27 00:31:39,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-27 00:31:39,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:31:39,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:31:39,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:31:39,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:31:39,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 46 transitions. [2018-10-27 00:31:39,998 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2018-10-27 00:31:39,998 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 00:31:39,998 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 27 iterations. [2018-10-27 00:31:40,006 INFO L778 CodeCheckObserver]: All specifications hold 18 specifications checked. All of them hold [2018-10-27 00:31:40,102 INFO L582 CodeCheckObserver]: Invariant with dag size 6 [2018-10-27 00:31:40,108 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:31:40,108 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:31:40,108 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-10-27 00:31:40,109 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-10-27 00:31:40,109 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-10-27 00:31:40,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 27.10 12:31:40 ImpRootNode [2018-10-27 00:31:40,110 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-27 00:31:40,110 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 00:31:40,111 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 00:31:40,111 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 00:31:40,111 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:31:25" (3/4) ... [2018-10-27 00:31:40,115 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-27 00:31:40,126 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-10-27 00:31:40,127 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-10-27 00:31:40,127 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-10-27 00:31:40,197 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d784ae0c-6f26-41cd-ab05-020454b392bb/bin-2019/ukojak/witness.graphml [2018-10-27 00:31:40,197 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 00:31:40,198 INFO L168 Benchmark]: Toolchain (without parser) took 15677.09 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 274.7 MB). Free memory was 960.7 MB in the beginning and 1.2 GB in the end (delta: -196.8 MB). Peak memory consumption was 77.9 MB. Max. memory is 11.5 GB. [2018-10-27 00:31:40,199 INFO L168 Benchmark]: CDTParser took 0.14 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. [2018-10-27 00:31:40,199 INFO L168 Benchmark]: CACSL2BoogieTranslator took 250.23 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 947.3 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-10-27 00:31:40,199 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.54 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 944.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 00:31:40,200 INFO L168 Benchmark]: Boogie Preprocessor took 17.77 ms. Allocated memory is still 1.0 GB. Free memory is still 944.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:31:40,200 INFO L168 Benchmark]: RCFGBuilder took 646.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -169.6 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-10-27 00:31:40,200 INFO L168 Benchmark]: CodeCheck took 14638.33 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 126.9 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -51.7 MB). Peak memory consumption was 75.2 MB. Max. memory is 11.5 GB. [2018-10-27 00:31:40,202 INFO L168 Benchmark]: Witness Printer took 87.04 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. [2018-10-27 00:31:40,204 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 75 locations, 18 error locations. SAFE Result, 14.4s OverallTime, 27 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 201816448 SDtfs, 205093984 SDslu, 51216536 SDs, 0 SdLazy, 1747219400 SolverSat, 596828252 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2812 GetRequests, 2466 SyntacticMatches, 118 SemanticMatches, 228 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17991 ImplicationChecksByTransitivity, 13.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 346 NumberOfCodeBlocks, 346 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 320 ConstructedInterpolants, 0 QuantifiedInterpolants, 12630 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 23 PerfectInterpolantSequences, 7/11 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 137]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 304]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 109]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 171]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 340]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 219]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 231]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 149]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 292]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 373]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 121]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 273]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 67]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 328]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 79]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 361]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 47]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 183]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 18 specifications checked. All of them hold - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: main__t <= main__tagbuf_len && 1 <= main__t - InvariantResult [Line: 10]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: (main__t <= main__tagbuf_len && !(main__tagbuf_len == main__t)) && 1 <= main__t - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: (!(main__t == main__tagbuf_len) && main__t <= main__tagbuf_len) && 0 <= main__t - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: (!(main__t == main__tagbuf_len) && main__t <= main__tagbuf_len) && 0 <= main__t * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 250.23 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 947.3 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.54 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 944.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.77 ms. Allocated memory is still 1.0 GB. Free memory is still 944.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 646.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -169.6 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * CodeCheck took 14638.33 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 126.9 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -51.7 MB). Peak memory consumption was 75.2 MB. Max. memory is 11.5 GB. * Witness Printer took 87.04 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...