./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 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_50962b37-597c-47c2-ac4b-2d0dade60986/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_50962b37-597c-47c2-ac4b-2d0dade60986/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_50962b37-597c-47c2-ac4b-2d0dade60986/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_50962b37-597c-47c2-ac4b-2d0dade60986/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_50962b37-597c-47c2-ac4b-2d0dade60986/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_50962b37-597c-47c2-ac4b-2d0dade60986/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 0.1.23-1dbac8b [2018-10-27 04:32:55,640 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 04:32:55,641 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 04:32:55,651 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 04:32:55,651 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 04:32:55,652 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 04:32:55,653 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 04:32:55,654 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 04:32:55,656 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 04:32:55,656 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 04:32:55,657 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 04:32:55,657 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 04:32:55,658 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 04:32:55,659 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 04:32:55,660 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 04:32:55,660 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 04:32:55,661 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 04:32:55,662 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 04:32:55,664 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 04:32:55,665 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 04:32:55,666 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 04:32:55,667 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 04:32:55,669 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 04:32:55,669 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 04:32:55,669 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 04:32:55,670 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 04:32:55,671 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 04:32:55,672 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 04:32:55,672 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 04:32:55,673 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 04:32:55,673 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 04:32:55,674 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 04:32:55,674 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 04:32:55,674 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 04:32:55,675 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 04:32:55,676 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 04:32:55,676 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_50962b37-597c-47c2-ac4b-2d0dade60986/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2018-10-27 04:32:55,689 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 04:32:55,689 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 04:32:55,690 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 04:32:55,690 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 04:32:55,690 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 04:32:55,691 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 04:32:55,691 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-27 04:32:55,691 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 04:32:55,691 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 04:32:55,691 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 04:32:55,692 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-27 04:32:55,692 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-27 04:32:55,692 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-27 04:32:55,692 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 04:32:55,692 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 04:32:55,692 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 04:32:55,693 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 04:32:55,693 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 04:32:55,693 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 04:32:55,693 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 04:32:55,693 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 04:32:55,694 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 04:32:55,694 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-27 04:32:55,694 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 04:32:55,694 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_50962b37-597c-47c2-ac4b-2d0dade60986/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 [2018-10-27 04:32:55,721 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 04:32:55,734 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 04:32:55,736 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 04:32:55,737 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 04:32:55,738 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 04:32:55,738 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_50962b37-597c-47c2-ac4b-2d0dade60986/bin-2019/ukojak/../../sv-benchmarks/c/ldv-memsafety/StructInitialization1_true-valid-memsafety.c [2018-10-27 04:32:55,789 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_50962b37-597c-47c2-ac4b-2d0dade60986/bin-2019/ukojak/data/21a424fac/d7d418efeabd4382a7d025f00dd2c199/FLAGfa274e6f9 [2018-10-27 04:32:56,219 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 04:32:56,220 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_50962b37-597c-47c2-ac4b-2d0dade60986/sv-benchmarks/c/ldv-memsafety/StructInitialization1_true-valid-memsafety.c [2018-10-27 04:32:56,229 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_50962b37-597c-47c2-ac4b-2d0dade60986/bin-2019/ukojak/data/21a424fac/d7d418efeabd4382a7d025f00dd2c199/FLAGfa274e6f9 [2018-10-27 04:32:56,248 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_50962b37-597c-47c2-ac4b-2d0dade60986/bin-2019/ukojak/data/21a424fac/d7d418efeabd4382a7d025f00dd2c199 [2018-10-27 04:32:56,250 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 04:32:56,252 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 04:32:56,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 04:32:56,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 04:32:56,257 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 04:32:56,258 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 04:32:56" (1/1) ... [2018-10-27 04:32:56,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@692219b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:32:56, skipping insertion in model container [2018-10-27 04:32:56,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 04:32:56" (1/1) ... [2018-10-27 04:32:56,271 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 04:32:56,291 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 04:32:56,470 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 04:32:56,492 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 04:32:56,535 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 04:32:56,573 INFO L193 MainTranslator]: Completed translation [2018-10-27 04:32:56,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:32:56 WrapperNode [2018-10-27 04:32:56,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 04:32:56,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 04:32:56,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 04:32:56,574 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 04:32:56,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:32:56" (1/1) ... [2018-10-27 04:32:56,593 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:32:56" (1/1) ... [2018-10-27 04:32:56,650 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 04:32:56,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 04:32:56,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 04:32:56,651 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 04:32:56,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:32:56" (1/1) ... [2018-10-27 04:32:56,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:32:56" (1/1) ... [2018-10-27 04:32:56,676 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:32:56" (1/1) ... [2018-10-27 04:32:56,676 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:32:56" (1/1) ... [2018-10-27 04:32:56,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:32:56" (1/1) ... [2018-10-27 04:32:56,731 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:32:56" (1/1) ... [2018-10-27 04:32:56,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:32:56" (1/1) ... [2018-10-27 04:32:56,849 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 04:32:56,850 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 04:32:56,850 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 04:32:56,850 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 04:32:56,851 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:32:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_50962b37-597c-47c2-ac4b-2d0dade60986/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 04:32:56,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 04:32:56,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 04:32:59,044 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 04:32:59,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 04:32:59 BoogieIcfgContainer [2018-10-27 04:32:59,045 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 04:32:59,045 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 04:32:59,045 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 04:32:59,057 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 04:32:59,058 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 04:32:59" (1/1) ... [2018-10-27 04:32:59,072 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 04:32:59,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:32:59,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 180 states and 179 transitions. [2018-10-27 04:32:59,118 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 179 transitions. [2018-10-27 04:32:59,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-10-27 04:32:59,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:32:59,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:32:59,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:32:59,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:32:59,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 179 states and 178 transitions. [2018-10-27 04:32:59,500 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 178 transitions. [2018-10-27 04:32:59,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-27 04:32:59,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:32:59,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:32:59,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:00,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:00,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 178 states and 177 transitions. [2018-10-27 04:33:00,049 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 177 transitions. [2018-10-27 04:33:00,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-27 04:33:00,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:00,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:00,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:00,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:00,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 177 states and 176 transitions. [2018-10-27 04:33:00,632 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 176 transitions. [2018-10-27 04:33:00,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-27 04:33:00,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:00,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:01,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:01,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 176 states and 175 transitions. [2018-10-27 04:33:01,438 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 175 transitions. [2018-10-27 04:33:01,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-27 04:33:01,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:01,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:01,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:01,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:01,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 175 states and 174 transitions. [2018-10-27 04:33:01,714 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 174 transitions. [2018-10-27 04:33:01,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-27 04:33:01,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:01,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:02,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:03,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:03,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 174 states and 173 transitions. [2018-10-27 04:33:03,130 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 173 transitions. [2018-10-27 04:33:03,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-27 04:33:03,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:03,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:03,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:03,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:03,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 173 states and 172 transitions. [2018-10-27 04:33:03,539 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 172 transitions. [2018-10-27 04:33:03,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-27 04:33:03,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:03,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:03,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:04,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:04,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 172 states and 171 transitions. [2018-10-27 04:33:04,247 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 171 transitions. [2018-10-27 04:33:04,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-27 04:33:04,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:04,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:04,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:04,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:04,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 171 states and 170 transitions. [2018-10-27 04:33:04,665 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 170 transitions. [2018-10-27 04:33:04,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-27 04:33:04,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:04,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:04,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:05,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:05,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 170 states and 169 transitions. [2018-10-27 04:33:05,509 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 169 transitions. [2018-10-27 04:33:05,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-27 04:33:05,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:05,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:05,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:05,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:05,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 169 states and 168 transitions. [2018-10-27 04:33:05,877 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 168 transitions. [2018-10-27 04:33:05,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-27 04:33:05,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:05,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:06,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:07,123 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-10-27 04:33:07,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:07,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 168 states and 167 transitions. [2018-10-27 04:33:07,684 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 167 transitions. [2018-10-27 04:33:07,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-27 04:33:07,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:07,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:08,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:08,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 167 states and 166 transitions. [2018-10-27 04:33:08,561 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 166 transitions. [2018-10-27 04:33:08,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-27 04:33:08,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:08,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:09,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:09,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:09,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 166 states and 165 transitions. [2018-10-27 04:33:09,747 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 165 transitions. [2018-10-27 04:33:09,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-27 04:33:09,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:09,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:09,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:10,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:10,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 165 states and 164 transitions. [2018-10-27 04:33:10,363 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 164 transitions. [2018-10-27 04:33:10,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-27 04:33:10,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:10,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:10,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:11,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:11,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 164 states and 163 transitions. [2018-10-27 04:33:11,294 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 163 transitions. [2018-10-27 04:33:11,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-27 04:33:11,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:11,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:11,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:11,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:11,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 163 states and 162 transitions. [2018-10-27 04:33:11,804 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 162 transitions. [2018-10-27 04:33:11,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-27 04:33:11,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:11,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:11,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:12,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:12,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 162 states and 161 transitions. [2018-10-27 04:33:12,828 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 161 transitions. [2018-10-27 04:33:12,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-27 04:33:12,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:12,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:12,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:13,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:13,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 161 states and 160 transitions. [2018-10-27 04:33:13,350 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 160 transitions. [2018-10-27 04:33:13,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-27 04:33:13,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:13,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:13,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:16,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:16,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 160 states and 159 transitions. [2018-10-27 04:33:16,131 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 159 transitions. [2018-10-27 04:33:16,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-27 04:33:16,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:16,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:16,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:16,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:16,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 159 states and 158 transitions. [2018-10-27 04:33:16,698 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 158 transitions. [2018-10-27 04:33:16,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-27 04:33:16,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:16,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:17,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:17,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:17,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 158 states and 157 transitions. [2018-10-27 04:33:17,938 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 157 transitions. [2018-10-27 04:33:17,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-27 04:33:17,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:17,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:17,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:18,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:18,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 157 states and 156 transitions. [2018-10-27 04:33:18,569 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 156 transitions. [2018-10-27 04:33:18,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-27 04:33:18,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:18,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:19,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:21,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:21,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 156 states and 155 transitions. [2018-10-27 04:33:21,215 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 155 transitions. [2018-10-27 04:33:21,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-27 04:33:21,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:21,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:21,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:21,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:21,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 155 states and 154 transitions. [2018-10-27 04:33:21,929 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 154 transitions. [2018-10-27 04:33:21,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-27 04:33:21,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:21,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:22,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:24,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:24,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 154 states and 153 transitions. [2018-10-27 04:33:24,268 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 153 transitions. [2018-10-27 04:33:24,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-27 04:33:24,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:24,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:24,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:25,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:25,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 153 states and 152 transitions. [2018-10-27 04:33:25,087 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 152 transitions. [2018-10-27 04:33:25,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-27 04:33:25,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:25,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:25,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:27,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:27,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 152 states and 151 transitions. [2018-10-27 04:33:27,407 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 151 transitions. [2018-10-27 04:33:27,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-27 04:33:27,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:27,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:27,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:28,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:28,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 151 states and 150 transitions. [2018-10-27 04:33:28,189 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 150 transitions. [2018-10-27 04:33:28,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-27 04:33:28,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:28,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:28,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:29,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:29,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 150 states and 149 transitions. [2018-10-27 04:33:29,567 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 149 transitions. [2018-10-27 04:33:29,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-27 04:33:29,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:29,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:29,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:30,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:30,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 149 states and 148 transitions. [2018-10-27 04:33:30,225 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 148 transitions. [2018-10-27 04:33:30,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-27 04:33:30,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:30,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:30,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:32,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:32,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 148 states and 147 transitions. [2018-10-27 04:33:32,179 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 147 transitions. [2018-10-27 04:33:32,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-27 04:33:32,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:32,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:32,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:32,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:32,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 147 states and 146 transitions. [2018-10-27 04:33:32,812 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 146 transitions. [2018-10-27 04:33:32,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-27 04:33:32,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:32,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:33,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:34,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:34,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 146 states and 145 transitions. [2018-10-27 04:33:34,884 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 145 transitions. [2018-10-27 04:33:34,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-27 04:33:34,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:34,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:34,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:35,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:35,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 145 states and 144 transitions. [2018-10-27 04:33:35,705 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 144 transitions. [2018-10-27 04:33:35,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-27 04:33:35,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:35,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:35,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:37,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:37,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 144 states and 143 transitions. [2018-10-27 04:33:37,521 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 143 transitions. [2018-10-27 04:33:37,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-27 04:33:37,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:37,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:37,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:38,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:38,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 143 states and 142 transitions. [2018-10-27 04:33:38,455 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 142 transitions. [2018-10-27 04:33:38,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-27 04:33:38,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:38,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:39,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:42,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:42,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 142 states and 141 transitions. [2018-10-27 04:33:42,279 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 141 transitions. [2018-10-27 04:33:42,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-27 04:33:42,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:42,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:42,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:43,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:43,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 141 states and 140 transitions. [2018-10-27 04:33:43,806 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 140 transitions. [2018-10-27 04:33:43,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-27 04:33:43,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:43,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:44,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:46,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:46,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 140 states and 139 transitions. [2018-10-27 04:33:46,848 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 139 transitions. [2018-10-27 04:33:46,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-27 04:33:46,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:46,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:46,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:47,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:47,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 139 states and 138 transitions. [2018-10-27 04:33:47,777 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 138 transitions. [2018-10-27 04:33:47,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-27 04:33:47,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:47,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:49,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:49,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 138 states and 137 transitions. [2018-10-27 04:33:49,326 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 137 transitions. [2018-10-27 04:33:49,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-27 04:33:49,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:49,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:50,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:50,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 137 states and 136 transitions. [2018-10-27 04:33:50,655 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 136 transitions. [2018-10-27 04:33:50,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-27 04:33:50,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:50,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:51,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:52,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:52,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 136 states and 135 transitions. [2018-10-27 04:33:52,477 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 135 transitions. [2018-10-27 04:33:52,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-27 04:33:52,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:52,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:52,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:53,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:53,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 135 states and 134 transitions. [2018-10-27 04:33:53,383 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 134 transitions. [2018-10-27 04:33:53,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-27 04:33:53,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:53,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:53,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:55,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:55,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 134 states and 133 transitions. [2018-10-27 04:33:55,990 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 133 transitions. [2018-10-27 04:33:55,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-27 04:33:55,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:56,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:56,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:56,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:56,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 133 states and 132 transitions. [2018-10-27 04:33:56,275 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 132 transitions. [2018-10-27 04:33:56,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-27 04:33:56,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:56,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:56,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:58,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:58,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 132 states and 131 transitions. [2018-10-27 04:33:58,168 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 131 transitions. [2018-10-27 04:33:58,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-27 04:33:58,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:58,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:58,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:33:59,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:33:59,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 131 states and 130 transitions. [2018-10-27 04:33:59,104 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 130 transitions. [2018-10-27 04:33:59,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-27 04:33:59,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:33:59,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:33:59,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:00,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:00,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 130 states and 129 transitions. [2018-10-27 04:34:00,823 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 129 transitions. [2018-10-27 04:34:00,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-27 04:34:00,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:00,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:00,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:01,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:01,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 129 states and 128 transitions. [2018-10-27 04:34:01,674 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 128 transitions. [2018-10-27 04:34:01,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-27 04:34:01,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:01,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:02,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:03,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:03,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 128 states and 127 transitions. [2018-10-27 04:34:03,663 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 127 transitions. [2018-10-27 04:34:03,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-27 04:34:03,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:03,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:03,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:04,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:04,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 127 states and 126 transitions. [2018-10-27 04:34:04,480 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 126 transitions. [2018-10-27 04:34:04,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-27 04:34:04,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:04,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:04,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:07,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:07,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 126 states and 125 transitions. [2018-10-27 04:34:07,470 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 125 transitions. [2018-10-27 04:34:07,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-27 04:34:07,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:07,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:07,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:07,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:07,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 125 states and 124 transitions. [2018-10-27 04:34:07,668 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 124 transitions. [2018-10-27 04:34:07,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-27 04:34:07,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:07,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:07,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:10,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:10,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 124 states and 123 transitions. [2018-10-27 04:34:10,470 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 123 transitions. [2018-10-27 04:34:10,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-27 04:34:10,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:10,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:10,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:11,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:11,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 123 states and 122 transitions. [2018-10-27 04:34:11,294 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 122 transitions. [2018-10-27 04:34:11,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-27 04:34:11,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:11,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:13,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:13,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 122 states and 121 transitions. [2018-10-27 04:34:13,662 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 121 transitions. [2018-10-27 04:34:13,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-27 04:34:13,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:13,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:13,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:14,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:14,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 121 states and 120 transitions. [2018-10-27 04:34:14,577 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 120 transitions. [2018-10-27 04:34:14,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-27 04:34:14,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:14,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:14,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:16,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:16,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 120 states and 119 transitions. [2018-10-27 04:34:16,585 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 119 transitions. [2018-10-27 04:34:16,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-27 04:34:16,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:16,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:16,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:17,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:17,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 119 states and 118 transitions. [2018-10-27 04:34:17,503 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 118 transitions. [2018-10-27 04:34:17,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-27 04:34:17,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:17,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:17,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:18,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:18,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 118 states and 117 transitions. [2018-10-27 04:34:18,967 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 117 transitions. [2018-10-27 04:34:18,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-27 04:34:18,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:18,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:19,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:19,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:19,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 117 states and 116 transitions. [2018-10-27 04:34:19,065 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 116 transitions. [2018-10-27 04:34:19,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-27 04:34:19,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:19,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:19,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:21,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:21,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 116 states and 115 transitions. [2018-10-27 04:34:21,507 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 115 transitions. [2018-10-27 04:34:21,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-27 04:34:21,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:21,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:21,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:22,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:22,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 115 states and 114 transitions. [2018-10-27 04:34:22,394 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 114 transitions. [2018-10-27 04:34:22,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-27 04:34:22,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:22,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:22,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:24,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:24,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 114 states and 113 transitions. [2018-10-27 04:34:24,686 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 113 transitions. [2018-10-27 04:34:24,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-27 04:34:24,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:24,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:24,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:25,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:25,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 113 states and 112 transitions. [2018-10-27 04:34:25,659 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 112 transitions. [2018-10-27 04:34:25,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-27 04:34:25,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:25,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:25,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:27,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:27,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 112 states and 111 transitions. [2018-10-27 04:34:27,680 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 111 transitions. [2018-10-27 04:34:27,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-27 04:34:27,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:27,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:27,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:28,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:28,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 111 states and 110 transitions. [2018-10-27 04:34:28,719 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 110 transitions. [2018-10-27 04:34:28,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-27 04:34:28,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:28,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:29,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:31,750 WARN L179 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 28 [2018-10-27 04:34:34,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:34,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 110 states and 109 transitions. [2018-10-27 04:34:34,936 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 109 transitions. [2018-10-27 04:34:34,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-27 04:34:34,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:34,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:34,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:34,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:34,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 109 states and 108 transitions. [2018-10-27 04:34:34,990 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 108 transitions. [2018-10-27 04:34:34,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-27 04:34:34,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:35,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:35,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:37,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:37,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 108 states and 107 transitions. [2018-10-27 04:34:37,237 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 107 transitions. [2018-10-27 04:34:37,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-27 04:34:37,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:37,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:37,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:38,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:38,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 107 states and 106 transitions. [2018-10-27 04:34:38,224 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 106 transitions. [2018-10-27 04:34:38,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-27 04:34:38,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:38,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:38,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:40,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:40,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 106 states and 105 transitions. [2018-10-27 04:34:40,483 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 105 transitions. [2018-10-27 04:34:40,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-27 04:34:40,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:40,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:40,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:41,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:41,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 105 states and 104 transitions. [2018-10-27 04:34:41,479 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 104 transitions. [2018-10-27 04:34:41,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-27 04:34:41,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:41,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:41,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:43,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:43,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 104 states and 103 transitions. [2018-10-27 04:34:43,946 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 103 transitions. [2018-10-27 04:34:43,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-27 04:34:43,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:43,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:43,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:45,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:45,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 103 states and 102 transitions. [2018-10-27 04:34:45,123 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 102 transitions. [2018-10-27 04:34:45,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-27 04:34:45,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:45,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:47,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:47,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 102 states and 101 transitions. [2018-10-27 04:34:47,893 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 101 transitions. [2018-10-27 04:34:47,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-27 04:34:47,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:47,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:47,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:49,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:49,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 101 states and 100 transitions. [2018-10-27 04:34:49,286 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 100 transitions. [2018-10-27 04:34:49,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-27 04:34:49,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:49,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:49,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:53,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:53,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 100 states and 99 transitions. [2018-10-27 04:34:53,037 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 99 transitions. [2018-10-27 04:34:53,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-27 04:34:53,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:53,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:53,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:54,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:54,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 99 states and 98 transitions. [2018-10-27 04:34:54,432 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 98 transitions. [2018-10-27 04:34:54,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-27 04:34:54,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:54,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:54,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:56,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:56,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 98 states and 97 transitions. [2018-10-27 04:34:56,055 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 97 transitions. [2018-10-27 04:34:56,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-27 04:34:56,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:56,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:56,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:56,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:56,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 97 states and 96 transitions. [2018-10-27 04:34:56,112 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 96 transitions. [2018-10-27 04:34:56,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-27 04:34:56,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:56,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:56,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:57,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:57,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 96 states and 95 transitions. [2018-10-27 04:34:57,904 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 95 transitions. [2018-10-27 04:34:57,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-27 04:34:57,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:57,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:57,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:34:59,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:34:59,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 95 states and 94 transitions. [2018-10-27 04:34:59,518 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 94 transitions. [2018-10-27 04:34:59,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-27 04:34:59,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:34:59,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:34:59,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:35:02,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:35:02,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 94 states and 93 transitions. [2018-10-27 04:35:02,342 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 93 transitions. [2018-10-27 04:35:02,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-27 04:35:02,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:35:02,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:35:02,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:35:03,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:35:03,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 93 states and 92 transitions. [2018-10-27 04:35:03,438 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 92 transitions. [2018-10-27 04:35:03,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-27 04:35:03,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:35:03,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:35:03,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:35:05,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:35:05,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 92 states and 91 transitions. [2018-10-27 04:35:05,940 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 91 transitions. [2018-10-27 04:35:05,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-27 04:35:05,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 04:35:05,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 04:35:06,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 04:35:56,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 04:35:56,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 91 states and 90 transitions. [2018-10-27 04:35:56,660 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 90 transitions. [2018-10-27 04:35:56,660 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 04:35:56,660 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 90 iterations. [2018-10-27 04:35:56,669 INFO L778 CodeCheckObserver]: All specifications hold 89 specifications checked. All of them hold [2018-10-27 04:35:57,403 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-10-27 04:35:57,406 WARN L1239 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-10-27 04:35:57,410 WARN L1239 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-10-27 04:35:57,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 27.10 04:35:57 ImpRootNode [2018-10-27 04:35:57,410 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-27 04:35:57,411 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 04:35:57,411 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 04:35:57,411 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 04:35:57,411 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 04:32:59" (3/4) ... [2018-10-27 04:35:57,416 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-27 04:35:57,442 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 285 nodes and edges [2018-10-27 04:35:57,443 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 177 nodes and edges [2018-10-27 04:35:57,443 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 82 nodes and edges [2018-10-27 04:35:57,444 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-10-27 04:35:57,487 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid [2018-10-27 04:35:57,602 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_50962b37-597c-47c2-ac4b-2d0dade60986/bin-2019/ukojak/witness.graphml [2018-10-27 04:35:57,602 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 04:35:57,603 INFO L168 Benchmark]: Toolchain (without parser) took 181352.30 ms. Allocated memory was 1.0 GB in the beginning and 2.6 GB in the end (delta: 1.5 GB). Free memory was 958.5 MB in the beginning and 1.2 GB in the end (delta: -219.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2018-10-27 04:35:57,604 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 04:35:57,604 INFO L168 Benchmark]: CACSL2BoogieTranslator took 320.59 ms. Allocated memory is still 1.0 GB. Free memory was 958.5 MB in the beginning and 945.0 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-10-27 04:35:57,604 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.71 ms. Allocated memory is still 1.0 GB. Free memory was 945.0 MB in the beginning and 939.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 04:35:57,607 INFO L168 Benchmark]: Boogie Preprocessor took 198.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 939.7 MB in the beginning and 1.2 GB in the end (delta: -217.2 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. [2018-10-27 04:35:57,607 INFO L168 Benchmark]: RCFGBuilder took 2195.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 990.8 MB in the end (delta: 166.1 MB). Peak memory consumption was 166.1 MB. Max. memory is 11.5 GB. [2018-10-27 04:35:57,607 INFO L168 Benchmark]: CodeCheck took 178365.21 ms. Allocated memory was 1.2 GB in the beginning and 2.6 GB in the end (delta: 1.4 GB). Free memory was 990.8 MB in the beginning and 1.2 GB in the end (delta: -217.8 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-10-27 04:35:57,608 INFO L168 Benchmark]: Witness Printer took 191.90 ms. Allocated memory is still 2.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 30.8 MB). Peak memory consumption was 30.8 MB. Max. memory is 11.5 GB. [2018-10-27 04:35:57,609 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, 182 locations, 89 error locations. SAFE Result, 177.5s OverallTime, 90 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, -1294811296 SDslu, 0 SDs, 0 SdLazy, -749545170 SolverSat, -1294824578 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 124.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 29899 GetRequests, 26929 SyntacticMatches, 1714 SemanticMatches, 1256 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 857425 ImplicationChecksByTransitivity, 169.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 16.3s InterpolantComputationTime, 4094 NumberOfCodeBlocks, 4094 NumberOfCodeBlocksAsserted, 89 NumberOfCheckSat, 4005 ConstructedInterpolants, 0 QuantifiedInterpolants, 1723655 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 89 InterpolantComputations, 89 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: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: 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: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 89 specifications checked. All of them hold - InvariantResult [Line: 128]: Loop Invariant [2018-10-27 04:35:57,614 WARN L1239 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-10-27 04:35:57,614 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 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 320.59 ms. Allocated memory is still 1.0 GB. Free memory was 958.5 MB in the beginning and 945.0 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.71 ms. Allocated memory is still 1.0 GB. Free memory was 945.0 MB in the beginning and 939.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 198.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 939.7 MB in the beginning and 1.2 GB in the end (delta: -217.2 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2195.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 990.8 MB in the end (delta: 166.1 MB). Peak memory consumption was 166.1 MB. Max. memory is 11.5 GB. * CodeCheck took 178365.21 ms. Allocated memory was 1.2 GB in the beginning and 2.6 GB in the end (delta: 1.4 GB). Free memory was 990.8 MB in the beginning and 1.2 GB in the end (delta: -217.8 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. * Witness Printer took 191.90 ms. Allocated memory is still 2.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 30.8 MB). Peak memory consumption was 30.8 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...