./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_b3cc1b9f-cbc6-4831-b1e4-e907e0368012/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b3cc1b9f-cbc6-4831-b1e4-e907e0368012/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b3cc1b9f-cbc6-4831-b1e4-e907e0368012/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b3cc1b9f-cbc6-4831-b1e4-e907e0368012/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_b3cc1b9f-cbc6-4831-b1e4-e907e0368012/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b3cc1b9f-cbc6-4831-b1e4-e907e0368012/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 [2018-11-10 04:55:57,367 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:55:57,369 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:55:57,377 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:55:57,377 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:55:57,378 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:55:57,379 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:55:57,380 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:55:57,381 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:55:57,381 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:55:57,382 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:55:57,382 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:55:57,383 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:55:57,383 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:55:57,384 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:55:57,385 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:55:57,385 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:55:57,387 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:55:57,388 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:55:57,389 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:55:57,390 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:55:57,391 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:55:57,392 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:55:57,393 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:55:57,393 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:55:57,393 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:55:57,394 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:55:57,395 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:55:57,395 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:55:57,396 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:55:57,396 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:55:57,396 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:55:57,397 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:55:57,397 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:55:57,397 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:55:57,398 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:55:57,398 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b3cc1b9f-cbc6-4831-b1e4-e907e0368012/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 04:55:57,407 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:55:57,408 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:55:57,408 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:55:57,408 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:55:57,409 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:55:57,409 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:55:57,409 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:55:57,409 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:55:57,409 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:55:57,410 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:55:57,410 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:55:57,410 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:55:57,410 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:55:57,410 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:55:57,410 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:55:57,410 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:55:57,410 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:55:57,411 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 04:55:57,411 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 04:55:57,411 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:55:57,411 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:55:57,411 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 04:55:57,411 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:55:57,411 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:55:57,411 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:55:57,412 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 04:55:57,412 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:55:57,412 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:55:57,412 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_b3cc1b9f-cbc6-4831-b1e4-e907e0368012/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 [2018-11-10 04:55:57,434 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:55:57,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:55:57,446 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:55:57,448 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:55:57,448 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:55:57,448 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b3cc1b9f-cbc6-4831-b1e4-e907e0368012/bin-2019/ukojak/../../sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+lhb-reducer.c [2018-11-10 04:55:57,494 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b3cc1b9f-cbc6-4831-b1e4-e907e0368012/bin-2019/ukojak/data/7791685ed/6d9e957364f94de4926b3b724c4e6fe5/FLAG10c723fb2 [2018-11-10 04:55:57,817 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:55:57,817 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b3cc1b9f-cbc6-4831-b1e4-e907e0368012/sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+lhb-reducer.c [2018-11-10 04:55:57,822 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b3cc1b9f-cbc6-4831-b1e4-e907e0368012/bin-2019/ukojak/data/7791685ed/6d9e957364f94de4926b3b724c4e6fe5/FLAG10c723fb2 [2018-11-10 04:55:57,830 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b3cc1b9f-cbc6-4831-b1e4-e907e0368012/bin-2019/ukojak/data/7791685ed/6d9e957364f94de4926b3b724c4e6fe5 [2018-11-10 04:55:57,832 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:55:57,833 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:55:57,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:55:57,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:55:57,837 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:55:57,838 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:55:57" (1/1) ... [2018-11-10 04:55:57,839 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dc2202b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:57, skipping insertion in model container [2018-11-10 04:55:57,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:55:57" (1/1) ... [2018-11-10 04:55:57,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:55:57,870 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:55:57,985 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:55:57,989 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:55:58,011 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:55:58,020 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:55:58,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:58 WrapperNode [2018-11-10 04:55:58,020 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:55:58,021 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:55:58,021 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:55:58,021 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:55:58,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:58" (1/1) ... [2018-11-10 04:55:58,030 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:58" (1/1) ... [2018-11-10 04:55:58,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:55:58,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:55:58,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:55:58,048 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:55:58,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:58" (1/1) ... [2018-11-10 04:55:58,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:58" (1/1) ... [2018-11-10 04:55:58,096 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:58" (1/1) ... [2018-11-10 04:55:58,096 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:58" (1/1) ... [2018-11-10 04:55:58,099 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:58" (1/1) ... [2018-11-10 04:55:58,102 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:58" (1/1) ... [2018-11-10 04:55:58,103 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:58" (1/1) ... [2018-11-10 04:55:58,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:55:58,105 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:55:58,105 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:55:58,105 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:55:58,106 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b3cc1b9f-cbc6-4831-b1e4-e907e0368012/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 04:55:58,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:55:58,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:55:58,426 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:55:58,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:55:58 BoogieIcfgContainer [2018-11-10 04:55:58,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:55:58,427 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 04:55:58,427 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 04:55:58,436 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 04:55:58,436 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:55:58" (1/1) ... [2018-11-10 04:55:58,444 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:55:58,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:55:58,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 73 states and 102 transitions. [2018-11-10 04:55:58,471 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2018-11-10 04:55:58,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 04:55:58,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:55:58,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:55:58,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:55:58,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:55:58,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 71 states and 98 transitions. [2018-11-10 04:55:58,725 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 98 transitions. [2018-11-10 04:55:58,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 04:55:58,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:55:58,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:55:58,765 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 04:55:58,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:55:58,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 69 states and 94 transitions. [2018-11-10 04:55:58,808 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2018-11-10 04:55:58,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 04:55:58,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:55:58,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:55:58,893 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 04:55:59,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:55:59,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 72 states and 98 transitions. [2018-11-10 04:55:59,134 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 98 transitions. [2018-11-10 04:55:59,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 04:55:59,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:55:59,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:55:59,189 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 04:55:59,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:55:59,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 75 states and 103 transitions. [2018-11-10 04:55:59,378 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2018-11-10 04:55:59,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 04:55:59,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:55:59,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:55:59,419 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 04:55:59,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:55:59,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 77 states and 105 transitions. [2018-11-10 04:55:59,462 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 105 transitions. [2018-11-10 04:55:59,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 04:55:59,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:55:59,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:55:59,544 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 04:55:59,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:55:59,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 75 states and 102 transitions. [2018-11-10 04:55:59,685 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 102 transitions. [2018-11-10 04:55:59,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 04:55:59,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:55:59,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:55:59,724 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 04:55:59,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:55:59,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 76 states and 102 transitions. [2018-11-10 04:55:59,778 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 102 transitions. [2018-11-10 04:55:59,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 04:55:59,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:55:59,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:55:59,865 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 04:56:00,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:56:00,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 74 states and 99 transitions. [2018-11-10 04:56:00,034 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 99 transitions. [2018-11-10 04:56:00,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 04:56:00,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:56:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:56:00,219 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 04:56:00,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:56:00,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 79 states and 105 transitions. [2018-11-10 04:56:00,931 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 105 transitions. [2018-11-10 04:56:00,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 04:56:00,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:56:00,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:56:00,988 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 04:56:01,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:56:01,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 81 states and 106 transitions. [2018-11-10 04:56:01,148 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 106 transitions. [2018-11-10 04:56:01,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 04:56:01,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:56:01,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:56:01,200 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 04:56:01,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:56:01,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 84 states and 110 transitions. [2018-11-10 04:56:01,243 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 110 transitions. [2018-11-10 04:56:01,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 04:56:01,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:56:01,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:56:01,290 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 04:56:01,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:56:01,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 86 states and 112 transitions. [2018-11-10 04:56:01,331 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 112 transitions. [2018-11-10 04:56:01,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 04:56:01,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:56:01,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:56:01,467 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 04:56:02,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:56:02,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 92 states and 121 transitions. [2018-11-10 04:56:02,062 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 121 transitions. [2018-11-10 04:56:02,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 04:56:02,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:56:02,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:56:02,120 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 04:56:02,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:56:02,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 94 states and 123 transitions. [2018-11-10 04:56:02,177 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 123 transitions. [2018-11-10 04:56:02,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 04:56:02,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:56:02,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:56:02,265 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 04:56:02,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:56:02,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 97 states and 126 transitions. [2018-11-10 04:56:02,474 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 126 transitions. [2018-11-10 04:56:02,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 04:56:02,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:56:02,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:56:02,536 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 04:56:02,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:56:02,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 100 states and 129 transitions. [2018-11-10 04:56:02,752 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 129 transitions. [2018-11-10 04:56:02,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 04:56:02,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:56:02,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:56:02,818 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 04:56:03,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:56:03,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 99 states and 127 transitions. [2018-11-10 04:56:03,217 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 127 transitions. [2018-11-10 04:56:03,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 04:56:03,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:56:03,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:56:03,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:56:03,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:56:03,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 87 states and 110 transitions. [2018-11-10 04:56:03,637 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 110 transitions. [2018-11-10 04:56:03,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 04:56:03,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:56:03,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:56:03,779 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 04:56:04,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:56:04,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 85 states and 106 transitions. [2018-11-10 04:56:04,227 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 106 transitions. [2018-11-10 04:56:04,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 04:56:04,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:56:04,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:56:04,295 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 04:56:04,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:56:04,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 83 states and 103 transitions. [2018-11-10 04:56:04,517 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 103 transitions. [2018-11-10 04:56:04,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 04:56:04,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:56:04,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:56:04,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:56:05,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:56:05,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 66 states and 78 transitions. [2018-11-10 04:56:05,069 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 78 transitions. [2018-11-10 04:56:05,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 04:56:05,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:56:05,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:56:05,257 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:56:05,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:56:05,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 55 states and 67 transitions. [2018-11-10 04:56:05,937 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 67 transitions. [2018-11-10 04:56:05,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 04:56:05,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:56:05,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:56:06,034 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 04:56:06,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:56:06,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 55 states and 66 transitions. [2018-11-10 04:56:06,518 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2018-11-10 04:56:06,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 04:56:06,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:56:06,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:56:06,677 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 04:56:07,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:56:07,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 54 states and 64 transitions. [2018-11-10 04:56:07,213 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2018-11-10 04:56:07,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 04:56:07,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:56:07,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:56:07,317 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:56:07,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:56:07,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 57 states and 67 transitions. [2018-11-10 04:56:07,831 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2018-11-10 04:56:07,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 04:56:07,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:56:07,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:56:07,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:56:07,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:56:07,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 46 transitions. [2018-11-10 04:56:07,861 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2018-11-10 04:56:07,861 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 04:56:07,861 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 27 iterations. [2018-11-10 04:56:07,868 INFO L778 CodeCheckObserver]: All specifications hold 18 specifications checked. All of them hold [2018-11-10 04:56:07,942 INFO L582 CodeCheckObserver]: Invariant with dag size 6 [2018-11-10 04:56:07,948 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:56:07,948 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:56:07,948 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-11-10 04:56:07,948 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-11-10 04:56:07,949 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-11-10 04:56:07,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 04:56:07 ImpRootNode [2018-11-10 04:56:07,949 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 04:56:07,950 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:56:07,950 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:56:07,950 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:56:07,951 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:55:58" (3/4) ... [2018-11-10 04:56:07,953 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 04:56:07,961 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 04:56:07,962 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 04:56:07,962 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 04:56:08,014 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b3cc1b9f-cbc6-4831-b1e4-e907e0368012/bin-2019/ukojak/witness.graphml [2018-11-10 04:56:08,014 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:56:08,015 INFO L168 Benchmark]: Toolchain (without parser) took 10182.83 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 235.9 MB). Free memory was 960.2 MB in the beginning and 817.1 MB in the end (delta: 143.1 MB). Peak memory consumption was 379.1 MB. Max. memory is 11.5 GB. [2018-11-10 04:56:08,016 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:56:08,016 INFO L168 Benchmark]: CACSL2BoogieTranslator took 187.29 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 941.4 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-10 04:56:08,017 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.32 ms. Allocated memory is still 1.0 GB. Free memory was 941.4 MB in the beginning and 938.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:56:08,017 INFO L168 Benchmark]: Boogie Preprocessor took 56.84 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 938.7 MB in the beginning and 1.1 GB in the end (delta: -165.9 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. [2018-11-10 04:56:08,017 INFO L168 Benchmark]: RCFGBuilder took 321.34 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-11-10 04:56:08,017 INFO L168 Benchmark]: CodeCheck took 9522.68 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 128.5 MB). Free memory was 1.1 GB in the beginning and 825.1 MB in the end (delta: 251.6 MB). Peak memory consumption was 380.1 MB. Max. memory is 11.5 GB. [2018-11-10 04:56:08,018 INFO L168 Benchmark]: Witness Printer took 64.53 ms. Allocated memory is still 1.3 GB. Free memory was 825.1 MB in the beginning and 817.1 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-10 04:56:08,019 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, 9.4s 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, 4.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2812 GetRequests, 2466 SyntacticMatches, 118 SemanticMatches, 228 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17991 ImplicationChecksByTransitivity, 8.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.0s 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: 304]: 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: 137]: 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: 79]: 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: 183]: 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: 361]: 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: 219]: 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: 109]: 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: 328]: 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 - 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 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 187.29 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 941.4 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.32 ms. Allocated memory is still 1.0 GB. Free memory was 941.4 MB in the beginning and 938.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 56.84 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 938.7 MB in the beginning and 1.1 GB in the end (delta: -165.9 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 321.34 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * CodeCheck took 9522.68 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 128.5 MB). Free memory was 1.1 GB in the beginning and 825.1 MB in the end (delta: 251.6 MB). Peak memory consumption was 380.1 MB. Max. memory is 11.5 GB. * Witness Printer took 64.53 ms. Allocated memory is still 1.3 GB. Free memory was 825.1 MB in the beginning and 817.1 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...