./Ultimate.py --spec ../../sv-benchmarks/c/MemSafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/StructInitialization1_true-valid-memsafety.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_11ca39be-7f44-4e97-8f0a-d468ac8d3b14/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_11ca39be-7f44-4e97-8f0a-d468ac8d3b14/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_11ca39be-7f44-4e97-8f0a-d468ac8d3b14/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_11ca39be-7f44-4e97-8f0a-d468ac8d3b14/bin-2019/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/StructInitialization1_true-valid-memsafety.c -s /tmp/vcloud-vcloud-master/worker/working_dir_11ca39be-7f44-4e97-8f0a-d468ac8d3b14/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_11ca39be-7f44-4e97-8f0a-d468ac8d3b14/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 64d26f08f1705388a8bcbde0799622957ce08f36 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 12:18:59,362 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:18:59,363 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:18:59,371 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:18:59,371 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:18:59,372 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:18:59,373 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:18:59,374 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:18:59,375 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:18:59,376 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:18:59,377 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:18:59,377 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:18:59,378 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:18:59,378 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:18:59,379 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:18:59,380 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:18:59,380 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:18:59,382 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:18:59,383 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:18:59,384 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:18:59,385 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:18:59,386 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:18:59,388 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:18:59,388 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:18:59,388 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:18:59,389 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:18:59,390 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:18:59,390 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:18:59,391 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:18:59,392 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:18:59,392 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:18:59,392 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:18:59,392 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:18:59,393 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:18:59,393 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:18:59,393 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:18:59,394 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_11ca39be-7f44-4e97-8f0a-d468ac8d3b14/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2018-11-18 12:18:59,404 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:18:59,404 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:18:59,405 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:18:59,405 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:18:59,405 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:18:59,405 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:18:59,405 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 12:18:59,406 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:18:59,406 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:18:59,406 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:18:59,406 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-18 12:18:59,406 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-18 12:18:59,406 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-18 12:18:59,406 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:18:59,406 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:18:59,406 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:18:59,407 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 12:18:59,407 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 12:18:59,407 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:18:59,407 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:18:59,407 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 12:18:59,407 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:18:59,407 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:18:59,407 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 12:18:59,408 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:18:59,408 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in 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_11ca39be-7f44-4e97-8f0a-d468ac8d3b14/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 64d26f08f1705388a8bcbde0799622957ce08f36 [2018-11-18 12:18:59,429 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:18:59,437 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:18:59,439 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:18:59,440 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:18:59,440 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:18:59,441 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_11ca39be-7f44-4e97-8f0a-d468ac8d3b14/bin-2019/ukojak/../../sv-benchmarks/c/ldv-memsafety/StructInitialization1_true-valid-memsafety.c [2018-11-18 12:18:59,478 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_11ca39be-7f44-4e97-8f0a-d468ac8d3b14/bin-2019/ukojak/data/60561357c/409936e9c49c443f8e9efce166091112/FLAG2f7b62a4d [2018-11-18 12:18:59,818 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:18:59,819 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_11ca39be-7f44-4e97-8f0a-d468ac8d3b14/sv-benchmarks/c/ldv-memsafety/StructInitialization1_true-valid-memsafety.c [2018-11-18 12:18:59,824 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_11ca39be-7f44-4e97-8f0a-d468ac8d3b14/bin-2019/ukojak/data/60561357c/409936e9c49c443f8e9efce166091112/FLAG2f7b62a4d [2018-11-18 12:19:00,241 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_11ca39be-7f44-4e97-8f0a-d468ac8d3b14/bin-2019/ukojak/data/60561357c/409936e9c49c443f8e9efce166091112 [2018-11-18 12:19:00,243 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:19:00,244 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 12:19:00,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:19:00,245 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:19:00,248 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:19:00,249 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:19:00" (1/1) ... [2018-11-18 12:19:00,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ad4eacb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:00, skipping insertion in model container [2018-11-18 12:19:00,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:19:00" (1/1) ... [2018-11-18 12:19:00,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:19:00,272 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:19:00,396 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:19:00,414 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:19:00,439 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:19:00,461 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:19:00,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:00 WrapperNode [2018-11-18 12:19:00,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:19:00,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 12:19:00,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 12:19:00,462 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 12:19:00,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:00" (1/1) ... [2018-11-18 12:19:00,475 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:00" (1/1) ... [2018-11-18 12:19:00,540 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 12:19:00,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:19:00,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:19:00,540 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:19:00,548 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:00" (1/1) ... [2018-11-18 12:19:00,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:00" (1/1) ... [2018-11-18 12:19:00,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:00" (1/1) ... [2018-11-18 12:19:00,553 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:00" (1/1) ... [2018-11-18 12:19:00,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:00" (1/1) ... [2018-11-18 12:19:00,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:00" (1/1) ... [2018-11-18 12:19:00,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:00" (1/1) ... [2018-11-18 12:19:00,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:19:00,573 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:19:00,573 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:19:00,573 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:19:00,574 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_11ca39be-7f44-4e97-8f0a-d468ac8d3b14/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 [2018-11-18 12:19:00,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 12:19:00,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:19:00,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:19:00,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:19:00,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 12:19:00,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 12:19:00,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 12:19:01,779 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:19:01,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:19:01 BoogieIcfgContainer [2018-11-18 12:19:01,780 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:19:01,780 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 12:19:01,780 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 12:19:01,787 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 12:19:01,787 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:19:01" (1/1) ... [2018-11-18 12:19:01,794 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:19:01,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:01,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 145 states and 144 transitions. [2018-11-18 12:19:01,823 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 144 transitions. [2018-11-18 12:19:01,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-11-18 12:19:01,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:01,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:01,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:02,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 144 states and 143 transitions. [2018-11-18 12:19:02,000 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 143 transitions. [2018-11-18 12:19:02,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-11-18 12:19:02,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:02,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:02,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:02,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:02,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 143 states and 142 transitions. [2018-11-18 12:19:02,211 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 142 transitions. [2018-11-18 12:19:02,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-18 12:19:02,212 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:02,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:02,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:02,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:02,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 142 states and 141 transitions. [2018-11-18 12:19:02,259 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 141 transitions. [2018-11-18 12:19:02,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-18 12:19:02,260 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:02,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:02,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:02,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:02,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 141 states and 140 transitions. [2018-11-18 12:19:02,302 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 140 transitions. [2018-11-18 12:19:02,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-11-18 12:19:02,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:02,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:02,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:02,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:02,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 140 states and 139 transitions. [2018-11-18 12:19:02,456 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 139 transitions. [2018-11-18 12:19:02,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-11-18 12:19:02,457 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:02,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:02,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:02,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:02,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 139 states and 138 transitions. [2018-11-18 12:19:02,717 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 138 transitions. [2018-11-18 12:19:02,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-18 12:19:02,717 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:02,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:02,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:02,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:02,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 138 states and 137 transitions. [2018-11-18 12:19:02,959 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 137 transitions. [2018-11-18 12:19:02,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-18 12:19:02,959 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:02,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:03,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:03,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:03,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 137 states and 136 transitions. [2018-11-18 12:19:03,453 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 136 transitions. [2018-11-18 12:19:03,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-18 12:19:03,453 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:03,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:03,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:03,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:03,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 136 states and 135 transitions. [2018-11-18 12:19:03,496 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 135 transitions. [2018-11-18 12:19:03,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-18 12:19:03,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:03,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:03,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:03,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:03,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 135 states and 134 transitions. [2018-11-18 12:19:03,618 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 134 transitions. [2018-11-18 12:19:03,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 12:19:03,618 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:03,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:03,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:03,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:03,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 134 states and 133 transitions. [2018-11-18 12:19:03,651 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 133 transitions. [2018-11-18 12:19:03,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 12:19:03,651 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:03,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:03,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:03,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:03,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 133 states and 132 transitions. [2018-11-18 12:19:03,952 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 132 transitions. [2018-11-18 12:19:03,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 12:19:03,952 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:03,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:03,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:03,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 132 states and 131 transitions. [2018-11-18 12:19:03,986 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 131 transitions. [2018-11-18 12:19:03,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 12:19:03,987 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:03,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:04,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:04,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:04,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 131 states and 130 transitions. [2018-11-18 12:19:04,062 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 130 transitions. [2018-11-18 12:19:04,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 12:19:04,062 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:04,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:04,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:04,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:04,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 130 states and 129 transitions. [2018-11-18 12:19:04,106 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 129 transitions. [2018-11-18 12:19:04,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 12:19:04,106 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:04,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:04,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:04,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:04,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 129 states and 128 transitions. [2018-11-18 12:19:04,310 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 128 transitions. [2018-11-18 12:19:04,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 12:19:04,311 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:04,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:04,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:04,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:04,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 128 states and 127 transitions. [2018-11-18 12:19:04,345 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 127 transitions. [2018-11-18 12:19:04,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 12:19:04,345 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:04,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:04,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:04,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:04,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 127 states and 126 transitions. [2018-11-18 12:19:04,387 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 126 transitions. [2018-11-18 12:19:04,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 12:19:04,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:04,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:04,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:04,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:04,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 126 states and 125 transitions. [2018-11-18 12:19:04,417 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 125 transitions. [2018-11-18 12:19:04,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 12:19:04,418 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:04,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:04,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:04,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:04,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 125 states and 124 transitions. [2018-11-18 12:19:04,448 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 124 transitions. [2018-11-18 12:19:04,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 12:19:04,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:04,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:04,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:04,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 124 states and 123 transitions. [2018-11-18 12:19:04,475 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 123 transitions. [2018-11-18 12:19:04,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 12:19:04,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:04,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:04,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:04,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:04,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 123 states and 122 transitions. [2018-11-18 12:19:04,603 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 122 transitions. [2018-11-18 12:19:04,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 12:19:04,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:04,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:04,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:04,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:04,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 122 states and 121 transitions. [2018-11-18 12:19:04,623 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 121 transitions. [2018-11-18 12:19:04,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 12:19:04,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:04,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:04,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:04,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:04,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 121 states and 120 transitions. [2018-11-18 12:19:04,916 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 120 transitions. [2018-11-18 12:19:04,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 12:19:04,916 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:04,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:04,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:04,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:04,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 120 states and 119 transitions. [2018-11-18 12:19:04,947 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 119 transitions. [2018-11-18 12:19:04,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 12:19:04,947 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:04,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:04,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:04,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:04,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 119 states and 118 transitions. [2018-11-18 12:19:04,978 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 118 transitions. [2018-11-18 12:19:04,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 12:19:04,979 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:04,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:05,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:05,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:05,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 118 states and 117 transitions. [2018-11-18 12:19:05,237 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 117 transitions. [2018-11-18 12:19:05,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 12:19:05,237 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:05,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:05,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:05,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:05,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 117 states and 116 transitions. [2018-11-18 12:19:05,299 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 116 transitions. [2018-11-18 12:19:05,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 12:19:05,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:05,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:05,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:05,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:05,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 116 states and 115 transitions. [2018-11-18 12:19:05,328 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 115 transitions. [2018-11-18 12:19:05,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 12:19:05,328 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:05,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:05,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:05,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:05,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 115 states and 114 transitions. [2018-11-18 12:19:05,384 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 114 transitions. [2018-11-18 12:19:05,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 12:19:05,385 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:05,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:05,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:05,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:05,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 114 states and 113 transitions. [2018-11-18 12:19:05,418 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 113 transitions. [2018-11-18 12:19:05,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 12:19:05,418 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:05,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:05,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:05,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:05,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 113 states and 112 transitions. [2018-11-18 12:19:05,717 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 112 transitions. [2018-11-18 12:19:05,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 12:19:05,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:05,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:05,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:05,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 112 states and 111 transitions. [2018-11-18 12:19:05,739 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 111 transitions. [2018-11-18 12:19:05,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 12:19:05,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:05,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:05,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:06,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:06,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 111 states and 110 transitions. [2018-11-18 12:19:06,103 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 110 transitions. [2018-11-18 12:19:06,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 12:19:06,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:06,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:06,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:06,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:06,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 110 states and 109 transitions. [2018-11-18 12:19:06,130 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 109 transitions. [2018-11-18 12:19:06,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 12:19:06,131 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:06,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:06,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:06,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:06,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 109 states and 108 transitions. [2018-11-18 12:19:06,679 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 108 transitions. [2018-11-18 12:19:06,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 12:19:06,679 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:06,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:06,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:06,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:06,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 108 states and 107 transitions. [2018-11-18 12:19:06,703 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 107 transitions. [2018-11-18 12:19:06,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 12:19:06,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:06,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:06,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:06,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:06,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 107 states and 106 transitions. [2018-11-18 12:19:06,878 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 106 transitions. [2018-11-18 12:19:06,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 12:19:06,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:06,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:06,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:06,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 106 states and 105 transitions. [2018-11-18 12:19:06,901 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 105 transitions. [2018-11-18 12:19:06,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 12:19:06,902 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:06,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:06,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:06,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:06,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 105 states and 104 transitions. [2018-11-18 12:19:06,932 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 104 transitions. [2018-11-18 12:19:06,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-18 12:19:06,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:06,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:06,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:06,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:06,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 104 states and 103 transitions. [2018-11-18 12:19:06,959 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 103 transitions. [2018-11-18 12:19:06,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-18 12:19:06,959 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:06,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:07,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:07,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:07,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 103 states and 102 transitions. [2018-11-18 12:19:07,161 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 102 transitions. [2018-11-18 12:19:07,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-18 12:19:07,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:07,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:07,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:07,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:07,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 102 states and 101 transitions. [2018-11-18 12:19:07,190 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 101 transitions. [2018-11-18 12:19:07,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-18 12:19:07,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:07,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:07,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:07,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:07,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 101 states and 100 transitions. [2018-11-18 12:19:07,526 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 100 transitions. [2018-11-18 12:19:07,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 12:19:07,526 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:07,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:07,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:07,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:07,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 100 states and 99 transitions. [2018-11-18 12:19:07,548 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 99 transitions. [2018-11-18 12:19:07,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 12:19:07,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:07,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:07,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:07,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:07,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 99 states and 98 transitions. [2018-11-18 12:19:07,659 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 98 transitions. [2018-11-18 12:19:07,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-18 12:19:07,659 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:07,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:07,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:07,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:07,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 98 states and 97 transitions. [2018-11-18 12:19:07,678 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 97 transitions. [2018-11-18 12:19:07,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-18 12:19:07,679 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:07,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:07,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:07,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:07,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 97 states and 96 transitions. [2018-11-18 12:19:07,709 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 96 transitions. [2018-11-18 12:19:07,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 12:19:07,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:07,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:07,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:07,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:07,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 96 states and 95 transitions. [2018-11-18 12:19:07,729 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 95 transitions. [2018-11-18 12:19:07,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 12:19:07,729 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:07,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:07,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:07,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:07,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 95 states and 94 transitions. [2018-11-18 12:19:07,939 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 94 transitions. [2018-11-18 12:19:07,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-18 12:19:07,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:07,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:07,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:07,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 94 states and 93 transitions. [2018-11-18 12:19:07,961 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 93 transitions. [2018-11-18 12:19:07,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-18 12:19:07,961 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:07,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:08,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:08,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:08,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 93 states and 92 transitions. [2018-11-18 12:19:08,251 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 92 transitions. [2018-11-18 12:19:08,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-18 12:19:08,251 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:08,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:08,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:08,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:08,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 92 states and 91 transitions. [2018-11-18 12:19:08,273 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 91 transitions. [2018-11-18 12:19:08,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-18 12:19:08,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:08,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:08,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:08,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:08,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 91 states and 90 transitions. [2018-11-18 12:19:08,382 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 90 transitions. [2018-11-18 12:19:08,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 12:19:08,383 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:08,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:08,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:08,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:08,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 90 states and 89 transitions. [2018-11-18 12:19:08,421 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 89 transitions. [2018-11-18 12:19:08,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 12:19:08,421 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:08,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:08,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:08,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:08,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 89 states and 88 transitions. [2018-11-18 12:19:08,454 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 88 transitions. [2018-11-18 12:19:08,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 12:19:08,454 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:08,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:08,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:08,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 88 states and 87 transitions. [2018-11-18 12:19:08,474 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 87 transitions. [2018-11-18 12:19:08,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 12:19:08,474 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:08,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:08,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:08,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:08,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 87 states and 86 transitions. [2018-11-18 12:19:08,698 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 86 transitions. [2018-11-18 12:19:08,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 12:19:08,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:08,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:08,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:08,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:08,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 86 states and 85 transitions. [2018-11-18 12:19:08,752 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 85 transitions. [2018-11-18 12:19:08,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 12:19:08,752 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:08,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:08,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:08,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:08,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 85 states and 84 transitions. [2018-11-18 12:19:08,953 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 84 transitions. [2018-11-18 12:19:08,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-18 12:19:08,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:08,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:08,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:08,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:08,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 84 states and 83 transitions. [2018-11-18 12:19:08,986 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 83 transitions. [2018-11-18 12:19:08,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-18 12:19:08,986 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:09,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:09,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:09,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:09,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 83 states and 82 transitions. [2018-11-18 12:19:09,175 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 82 transitions. [2018-11-18 12:19:09,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 12:19:09,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:09,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:09,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:09,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:09,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 82 states and 81 transitions. [2018-11-18 12:19:09,212 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 81 transitions. [2018-11-18 12:19:09,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 12:19:09,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:09,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:09,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:09,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:09,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 81 states and 80 transitions. [2018-11-18 12:19:09,275 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 80 transitions. [2018-11-18 12:19:09,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-18 12:19:09,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:09,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:09,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:09,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:09,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 80 states and 79 transitions. [2018-11-18 12:19:09,316 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 79 transitions. [2018-11-18 12:19:09,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-18 12:19:09,317 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:09,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:09,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:09,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:09,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 79 states and 78 transitions. [2018-11-18 12:19:09,383 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 78 transitions. [2018-11-18 12:19:09,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-18 12:19:09,384 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:09,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:09,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:09,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:09,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 78 states and 77 transitions. [2018-11-18 12:19:09,421 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 77 transitions. [2018-11-18 12:19:09,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-18 12:19:09,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:09,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:09,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:09,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:09,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 77 states and 76 transitions. [2018-11-18 12:19:09,958 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 76 transitions. [2018-11-18 12:19:09,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-18 12:19:09,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:09,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:09,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:09,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:09,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 76 states and 75 transitions. [2018-11-18 12:19:09,983 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 75 transitions. [2018-11-18 12:19:09,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-18 12:19:09,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:09,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:10,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:10,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:10,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 75 states and 74 transitions. [2018-11-18 12:19:10,171 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 74 transitions. [2018-11-18 12:19:10,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-18 12:19:10,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:10,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:10,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:10,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:10,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 74 states and 73 transitions. [2018-11-18 12:19:10,195 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 73 transitions. [2018-11-18 12:19:10,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-18 12:19:10,195 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:10,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:10,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:10,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:10,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 73 states and 72 transitions. [2018-11-18 12:19:10,235 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 72 transitions. [2018-11-18 12:19:10,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-18 12:19:10,236 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:10,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:10,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:10,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:10,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 72 states and 71 transitions. [2018-11-18 12:19:10,269 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 71 transitions. [2018-11-18 12:19:10,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-18 12:19:10,269 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:10,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:10,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:10,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:10,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 71 states and 70 transitions. [2018-11-18 12:19:10,441 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 70 transitions. [2018-11-18 12:19:10,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-18 12:19:10,441 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:10,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:10,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:10,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 70 states and 69 transitions. [2018-11-18 12:19:10,473 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 69 transitions. [2018-11-18 12:19:10,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-18 12:19:10,474 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:10,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:10,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:10,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:10,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 69 states and 68 transitions. [2018-11-18 12:19:10,799 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 68 transitions. [2018-11-18 12:19:10,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-18 12:19:10,799 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:10,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:10,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:10,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:10,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 68 states and 67 transitions. [2018-11-18 12:19:10,836 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 67 transitions. [2018-11-18 12:19:10,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-18 12:19:10,836 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:10,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:10,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:11,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:11,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 67 states and 66 transitions. [2018-11-18 12:19:11,020 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 66 transitions. [2018-11-18 12:19:11,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-18 12:19:11,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:11,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:11,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:11,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:11,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 66 states and 65 transitions. [2018-11-18 12:19:11,055 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 65 transitions. [2018-11-18 12:19:11,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-18 12:19:11,056 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:11,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:11,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:11,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:11,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 65 states and 64 transitions. [2018-11-18 12:19:11,136 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 64 transitions. [2018-11-18 12:19:11,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-18 12:19:11,137 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:11,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:11,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:11,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:11,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 64 states and 63 transitions. [2018-11-18 12:19:11,191 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 63 transitions. [2018-11-18 12:19:11,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-18 12:19:11,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:11,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:11,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:11,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:11,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 63 states and 62 transitions. [2018-11-18 12:19:11,474 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 62 transitions. [2018-11-18 12:19:11,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-18 12:19:11,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:11,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:11,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:11,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:11,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 62 states and 61 transitions. [2018-11-18 12:19:11,510 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 61 transitions. [2018-11-18 12:19:11,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-18 12:19:11,511 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:11,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:11,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:11,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:11,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 61 states and 60 transitions. [2018-11-18 12:19:11,951 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 60 transitions. [2018-11-18 12:19:11,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 12:19:11,952 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:11,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:11,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:12,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:12,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 60 states and 59 transitions. [2018-11-18 12:19:12,006 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 59 transitions. [2018-11-18 12:19:12,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 12:19:12,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:12,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:12,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:12,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:12,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 59 states and 58 transitions. [2018-11-18 12:19:12,065 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 58 transitions. [2018-11-18 12:19:12,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 12:19:12,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:12,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:12,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:12,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:12,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 58 states and 57 transitions. [2018-11-18 12:19:12,098 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 57 transitions. [2018-11-18 12:19:12,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 12:19:12,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:12,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:12,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:12,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:12,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 57 states and 56 transitions. [2018-11-18 12:19:12,354 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 56 transitions. [2018-11-18 12:19:12,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 12:19:12,355 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:12,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:12,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:12,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:12,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 56 states and 55 transitions. [2018-11-18 12:19:12,378 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 55 transitions. [2018-11-18 12:19:12,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 12:19:12,378 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:12,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:12,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:12,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 55 states and 54 transitions. [2018-11-18 12:19:12,644 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 54 transitions. [2018-11-18 12:19:12,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-18 12:19:12,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:12,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:12,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:12,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:12,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 54 states and 53 transitions. [2018-11-18 12:19:12,668 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 53 transitions. [2018-11-18 12:19:12,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-18 12:19:12,668 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:12,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:12,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:13,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:13,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 53 states and 52 transitions. [2018-11-18 12:19:13,125 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 52 transitions. [2018-11-18 12:19:13,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 12:19:13,125 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:13,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:13,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:13,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:13,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 52 states and 51 transitions. [2018-11-18 12:19:13,149 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 51 transitions. [2018-11-18 12:19:13,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 12:19:13,149 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:13,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:13,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:13,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:13,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 51 states and 50 transitions. [2018-11-18 12:19:13,194 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 50 transitions. [2018-11-18 12:19:13,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 12:19:13,195 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:19:13,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:13,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:19:13,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:19:13,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 50 states and 49 transitions. [2018-11-18 12:19:13,510 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 49 transitions. [2018-11-18 12:19:13,510 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 12:19:13,510 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 96 iterations. [2018-11-18 12:19:13,521 INFO L775 CodeCheckObserver]: All specifications hold 95 specifications checked. All of them hold [2018-11-18 12:19:13,756 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-18 12:19:13,760 WARN L1239 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-11-18 12:19:13,765 WARN L1239 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-11-18 12:19:13,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 12:19:13 ImpRootNode [2018-11-18 12:19:13,765 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 12:19:13,766 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:19:13,766 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:19:13,766 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:19:13,766 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:19:01" (3/4) ... [2018-11-18 12:19:13,770 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 12:19:13,781 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-18 12:19:13,781 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-18 12:19:13,782 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 12:19:13,802 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid [2018-11-18 12:19:13,863 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_11ca39be-7f44-4e97-8f0a-d468ac8d3b14/bin-2019/ukojak/witness.graphml [2018-11-18 12:19:13,863 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:19:13,864 INFO L168 Benchmark]: Toolchain (without parser) took 13620.97 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 378.5 MB). Free memory was 959.3 MB in the beginning and 1.1 GB in the end (delta: -107.4 MB). Peak memory consumption was 271.1 MB. Max. memory is 11.5 GB. [2018-11-18 12:19:13,865 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:19:13,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 217.09 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 943.0 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:19:13,866 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 943.0 MB in the beginning and 1.1 GB in the end (delta: -190.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:19:13,866 INFO L168 Benchmark]: Boogie Preprocessor took 32.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-18 12:19:13,866 INFO L168 Benchmark]: RCFGBuilder took 1206.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 11.5 GB. [2018-11-18 12:19:13,867 INFO L168 Benchmark]: CodeCheck took 11985.52 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 244.8 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -49.0 MB). Peak memory consumption was 195.8 MB. Max. memory is 11.5 GB. [2018-11-18 12:19:13,867 INFO L168 Benchmark]: Witness Printer took 97.17 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. [2018-11-18 12:19:13,868 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, 179 locations, 95 error locations. SAFE Result, 11.7s OverallTime, 96 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, -68432440 SDslu, 0 SDs, 0 SdLazy, -815835890 SolverSat, -1431650326 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 135.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15044 GetRequests, 13755 SyntacticMatches, 1067 SemanticMatches, 222 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32235 ImplicationChecksByTransitivity, 6.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 2399 NumberOfCodeBlocks, 2399 NumberOfCodeBlocksAsserted, 95 NumberOfCheckSat, 2304 ConstructedInterpolants, 0 QuantifiedInterpolants, 600024 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 95 InterpolantComputations, 95 PerfectInterpolantSequences, 0/0 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: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 114]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 114]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 128]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 114]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 114]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 114]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 114]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 114]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 114]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 114]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 114]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 114]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 114]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 114]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 114]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 95 specifications checked. All of them hold - InvariantResult [Line: 128]: Loop Invariant [2018-11-18 12:19:13,871 WARN L1239 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-11-18 12:19:13,871 WARN L1239 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid * 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 217.09 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 943.0 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 78.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 943.0 MB in the beginning and 1.1 GB in the end (delta: -190.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1206.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 11.5 GB. * CodeCheck took 11985.52 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 244.8 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -49.0 MB). Peak memory consumption was 195.8 MB. Max. memory is 11.5 GB. * Witness Printer took 97.17 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid RESULT: Ultimate proved your program to be correct! Received shutdown request...