./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label24_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8d10f59e-3259-46b4-881b-b2444e20c305/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8d10f59e-3259-46b4-881b-b2444e20c305/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8d10f59e-3259-46b4-881b-b2444e20c305/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8d10f59e-3259-46b4-881b-b2444e20c305/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label24_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8d10f59e-3259-46b4-881b-b2444e20c305/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8d10f59e-3259-46b4-881b-b2444e20c305/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c5fe2c6077c684b4b50af2f6570d6f5c736d513e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 22:27:11,486 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 22:27:11,487 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 22:27:11,493 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 22:27:11,493 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 22:27:11,494 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 22:27:11,494 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 22:27:11,495 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 22:27:11,496 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 22:27:11,497 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 22:27:11,497 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 22:27:11,497 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 22:27:11,498 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 22:27:11,498 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 22:27:11,499 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 22:27:11,499 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 22:27:11,500 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 22:27:11,501 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 22:27:11,502 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 22:27:11,502 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 22:27:11,503 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 22:27:11,504 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 22:27:11,505 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 22:27:11,505 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 22:27:11,505 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 22:27:11,506 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 22:27:11,506 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 22:27:11,507 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 22:27:11,507 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 22:27:11,508 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 22:27:11,508 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 22:27:11,508 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 22:27:11,509 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 22:27:11,509 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 22:27:11,509 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 22:27:11,510 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 22:27:11,510 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8d10f59e-3259-46b4-881b-b2444e20c305/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 22:27:11,517 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 22:27:11,517 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 22:27:11,518 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 22:27:11,518 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 22:27:11,518 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 22:27:11,519 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 22:27:11,519 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 22:27:11,519 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 22:27:11,519 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 22:27:11,519 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 22:27:11,519 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 22:27:11,519 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 22:27:11,519 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 22:27:11,519 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 22:27:11,520 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 22:27:11,520 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 22:27:11,520 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 22:27:11,520 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 22:27:11,520 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 22:27:11,520 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 22:27:11,520 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 22:27:11,520 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 22:27:11,521 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 22:27:11,521 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 22:27:11,521 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 22:27:11,521 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 22:27:11,521 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 22:27:11,521 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 22:27:11,521 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 22:27:11,522 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_8d10f59e-3259-46b4-881b-b2444e20c305/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5fe2c6077c684b4b50af2f6570d6f5c736d513e [2018-12-02 22:27:11,539 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 22:27:11,545 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 22:27:11,547 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 22:27:11,548 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 22:27:11,548 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 22:27:11,549 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8d10f59e-3259-46b4-881b-b2444e20c305/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label24_true-unreach-call_false-termination.c [2018-12-02 22:27:11,582 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8d10f59e-3259-46b4-881b-b2444e20c305/bin-2019/ukojak/data/136d70e0d/59a92672dcc8419fbd87615642fb2515/FLAG85c0ec562 [2018-12-02 22:27:11,916 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 22:27:11,917 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8d10f59e-3259-46b4-881b-b2444e20c305/sv-benchmarks/c/eca-rers2012/Problem01_label24_true-unreach-call_false-termination.c [2018-12-02 22:27:11,925 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8d10f59e-3259-46b4-881b-b2444e20c305/bin-2019/ukojak/data/136d70e0d/59a92672dcc8419fbd87615642fb2515/FLAG85c0ec562 [2018-12-02 22:27:11,937 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8d10f59e-3259-46b4-881b-b2444e20c305/bin-2019/ukojak/data/136d70e0d/59a92672dcc8419fbd87615642fb2515 [2018-12-02 22:27:11,939 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 22:27:11,939 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 22:27:11,940 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 22:27:11,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 22:27:11,942 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 22:27:11,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:27:11" (1/1) ... [2018-12-02 22:27:11,944 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2caf47c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:11, skipping insertion in model container [2018-12-02 22:27:11,944 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:27:11" (1/1) ... [2018-12-02 22:27:11,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 22:27:11,981 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 22:27:12,161 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 22:27:12,164 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 22:27:12,247 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 22:27:12,256 INFO L195 MainTranslator]: Completed translation [2018-12-02 22:27:12,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:12 WrapperNode [2018-12-02 22:27:12,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 22:27:12,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 22:27:12,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 22:27:12,257 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 22:27:12,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:12" (1/1) ... [2018-12-02 22:27:12,271 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:12" (1/1) ... [2018-12-02 22:27:12,295 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 22:27:12,295 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 22:27:12,295 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 22:27:12,295 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 22:27:12,301 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:12" (1/1) ... [2018-12-02 22:27:12,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:12" (1/1) ... [2018-12-02 22:27:12,303 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:12" (1/1) ... [2018-12-02 22:27:12,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:12" (1/1) ... [2018-12-02 22:27:12,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:12" (1/1) ... [2018-12-02 22:27:12,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:12" (1/1) ... [2018-12-02 22:27:12,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:12" (1/1) ... [2018-12-02 22:27:12,324 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 22:27:12,324 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 22:27:12,324 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 22:27:12,324 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 22:27:12,325 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8d10f59e-3259-46b4-881b-b2444e20c305/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 [2018-12-02 22:27:12,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 22:27:12,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 22:27:13,323 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 22:27:13,323 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 22:27:13,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:27:13 BoogieIcfgContainer [2018-12-02 22:27:13,324 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 22:27:13,324 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 22:27:13,324 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 22:27:13,333 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 22:27:13,333 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:27:13" (1/1) ... [2018-12-02 22:27:13,343 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 22:27:13,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:13,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-12-02 22:27:13,375 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-12-02 22:27:13,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-02 22:27:13,378 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:13,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:13,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:13,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:13,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 145 states and 221 transitions. [2018-12-02 22:27:13,871 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 221 transitions. [2018-12-02 22:27:13,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-02 22:27:13,872 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:13,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:13,962 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:14,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:14,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 215 states and 314 transitions. [2018-12-02 22:27:14,301 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 314 transitions. [2018-12-02 22:27:14,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-02 22:27:14,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:14,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:14,349 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:14,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:14,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 220 states and 326 transitions. [2018-12-02 22:27:14,440 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 326 transitions. [2018-12-02 22:27:14,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-02 22:27:14,442 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:14,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:14,536 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:14,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:14,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 290 states and 404 transitions. [2018-12-02 22:27:14,947 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 404 transitions. [2018-12-02 22:27:14,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-02 22:27:14,948 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:14,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:14,963 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:14,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:14,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 293 states and 408 transitions. [2018-12-02 22:27:14,986 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 408 transitions. [2018-12-02 22:27:14,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-02 22:27:14,987 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:14,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:15,022 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:15,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:15,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 304 states and 428 transitions. [2018-12-02 22:27:15,249 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 428 transitions. [2018-12-02 22:27:15,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 22:27:15,250 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:15,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:15,283 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:15,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:15,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 308 states and 436 transitions. [2018-12-02 22:27:15,464 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 436 transitions. [2018-12-02 22:27:15,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 22:27:15,465 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:15,506 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:15,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:15,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 320 states and 458 transitions. [2018-12-02 22:27:15,831 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 458 transitions. [2018-12-02 22:27:15,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-02 22:27:15,832 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:15,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:15,900 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:16,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:16,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 334 states and 481 transitions. [2018-12-02 22:27:16,388 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 481 transitions. [2018-12-02 22:27:16,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 22:27:16,389 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:16,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:16,401 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:27:16,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:16,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 335 states and 483 transitions. [2018-12-02 22:27:16,502 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 483 transitions. [2018-12-02 22:27:16,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 22:27:16,503 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:16,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:16,524 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:27:16,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:16,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 338 states and 487 transitions. [2018-12-02 22:27:16,634 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 487 transitions. [2018-12-02 22:27:16,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 22:27:16,635 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:16,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:16,655 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:16,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:16,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 342 states and 492 transitions. [2018-12-02 22:27:16,872 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 492 transitions. [2018-12-02 22:27:16,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-02 22:27:16,873 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:16,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:16,887 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:27:16,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:16,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 343 states and 494 transitions. [2018-12-02 22:27:16,984 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 494 transitions. [2018-12-02 22:27:16,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-02 22:27:16,984 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:16,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:16,999 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:27:17,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:17,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 346 states and 498 transitions. [2018-12-02 22:27:17,127 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 498 transitions. [2018-12-02 22:27:17,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-02 22:27:17,127 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:17,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:17,173 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:17,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:17,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 357 states and 512 transitions. [2018-12-02 22:27:17,551 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 512 transitions. [2018-12-02 22:27:17,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-02 22:27:17,551 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:17,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:17,565 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:27:17,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:17,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 370 states and 529 transitions. [2018-12-02 22:27:17,810 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 529 transitions. [2018-12-02 22:27:17,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 22:27:17,810 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:17,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:17,826 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:18,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:18,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 388 states and 553 transitions. [2018-12-02 22:27:18,297 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 553 transitions. [2018-12-02 22:27:18,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-02 22:27:18,298 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:18,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:18,314 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:18,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:18,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 398 states and 565 transitions. [2018-12-02 22:27:18,490 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 565 transitions. [2018-12-02 22:27:18,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-02 22:27:18,491 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:18,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:18,510 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:18,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:18,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 399 states and 566 transitions. [2018-12-02 22:27:18,521 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 566 transitions. [2018-12-02 22:27:18,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-02 22:27:18,522 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:18,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:18,534 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:27:18,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:18,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 406 states and 574 transitions. [2018-12-02 22:27:18,681 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 574 transitions. [2018-12-02 22:27:18,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-02 22:27:18,682 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:18,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:18,693 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:27:18,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:18,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 408 states and 575 transitions. [2018-12-02 22:27:18,757 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 575 transitions. [2018-12-02 22:27:18,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-02 22:27:18,757 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:18,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:18,809 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:19,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:19,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 423 states and 594 transitions. [2018-12-02 22:27:19,157 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 594 transitions. [2018-12-02 22:27:19,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 22:27:19,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:19,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:19,210 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-02 22:27:19,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:19,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 433 states and 608 transitions. [2018-12-02 22:27:19,371 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 608 transitions. [2018-12-02 22:27:19,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 22:27:19,372 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:19,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:19,394 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:19,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:19,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 434 states and 610 transitions. [2018-12-02 22:27:19,409 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 610 transitions. [2018-12-02 22:27:19,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 22:27:19,410 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:19,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:19,491 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:19,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:19,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 442 states and 619 transitions. [2018-12-02 22:27:19,681 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 619 transitions. [2018-12-02 22:27:19,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 22:27:19,681 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:19,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:19,699 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:19,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:19,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 443 states and 621 transitions. [2018-12-02 22:27:19,712 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 621 transitions. [2018-12-02 22:27:19,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-02 22:27:19,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:19,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:19,740 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:27:20,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:20,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 460 states and 639 transitions. [2018-12-02 22:27:20,299 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 639 transitions. [2018-12-02 22:27:20,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-02 22:27:20,299 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:20,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:20,311 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 22:27:20,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:20,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 461 states and 641 transitions. [2018-12-02 22:27:20,413 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 641 transitions. [2018-12-02 22:27:20,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-02 22:27:20,414 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:20,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:20,428 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:27:20,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:20,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 462 states and 643 transitions. [2018-12-02 22:27:20,439 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 643 transitions. [2018-12-02 22:27:20,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-02 22:27:20,440 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:20,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:20,451 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 22:27:20,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:20,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 464 states and 645 transitions. [2018-12-02 22:27:20,468 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 645 transitions. [2018-12-02 22:27:20,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 22:27:20,468 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:20,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:20,493 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:20,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:20,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 481 states and 664 transitions. [2018-12-02 22:27:20,885 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 664 transitions. [2018-12-02 22:27:20,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 22:27:20,885 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:20,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:20,897 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-02 22:27:20,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:20,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 486 states and 669 transitions. [2018-12-02 22:27:20,916 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 669 transitions. [2018-12-02 22:27:20,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 22:27:20,916 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:20,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:20,945 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:21,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:21,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 497 states and 680 transitions. [2018-12-02 22:27:21,209 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 680 transitions. [2018-12-02 22:27:21,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 22:27:21,209 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:21,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:21,222 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 22:27:21,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:21,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 502 states and 685 transitions. [2018-12-02 22:27:21,245 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 685 transitions. [2018-12-02 22:27:21,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 22:27:21,246 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:21,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:21,379 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:21,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:21,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 511 states and 694 transitions. [2018-12-02 22:27:21,587 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 694 transitions. [2018-12-02 22:27:21,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 22:27:21,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:21,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:21,607 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:21,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:21,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 515 states and 699 transitions. [2018-12-02 22:27:21,834 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 699 transitions. [2018-12-02 22:27:21,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-02 22:27:21,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:21,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:21,849 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 22:27:22,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:22,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 519 states and 704 transitions. [2018-12-02 22:27:22,056 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 704 transitions. [2018-12-02 22:27:22,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-02 22:27:22,056 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:22,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:22,072 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-02 22:27:22,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:22,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 527 states and 712 transitions. [2018-12-02 22:27:22,100 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 712 transitions. [2018-12-02 22:27:22,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-02 22:27:22,100 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:22,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:22,121 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-02 22:27:22,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:22,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 528 states and 713 transitions. [2018-12-02 22:27:22,139 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 713 transitions. [2018-12-02 22:27:22,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-02 22:27:22,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:22,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:22,312 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 22:27:23,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:23,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 559 states and 750 transitions. [2018-12-02 22:27:23,889 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 750 transitions. [2018-12-02 22:27:23,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 22:27:23,890 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:23,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:24,159 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 94 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:25,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:25,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 572 states and 772 transitions. [2018-12-02 22:27:25,422 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 772 transitions. [2018-12-02 22:27:25,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 22:27:25,422 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:25,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:25,476 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 94 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:25,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:25,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 586 states and 787 transitions. [2018-12-02 22:27:25,973 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 787 transitions. [2018-12-02 22:27:25,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 22:27:25,974 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:25,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:26,017 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 94 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:26,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:26,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 591 states and 793 transitions. [2018-12-02 22:27:26,154 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 793 transitions. [2018-12-02 22:27:26,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-02 22:27:26,154 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:26,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:26,175 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 22:27:26,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:26,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 594 states and 798 transitions. [2018-12-02 22:27:26,465 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 798 transitions. [2018-12-02 22:27:26,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-02 22:27:26,465 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:26,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:26,492 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 22:27:26,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:26,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 611 states and 816 transitions. [2018-12-02 22:27:26,907 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 816 transitions. [2018-12-02 22:27:26,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-02 22:27:26,907 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:27,487 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:32,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:32,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 666 states and 875 transitions. [2018-12-02 22:27:32,089 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 875 transitions. [2018-12-02 22:27:32,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-02 22:27:32,089 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:32,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:32,125 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 22:27:33,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:33,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 712 states and 930 transitions. [2018-12-02 22:27:33,605 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 930 transitions. [2018-12-02 22:27:33,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-02 22:27:33,605 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:33,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:33,641 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 22:27:33,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:33,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 723 states and 943 transitions. [2018-12-02 22:27:33,888 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 943 transitions. [2018-12-02 22:27:33,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-02 22:27:33,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:33,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:33,906 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-02 22:27:33,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:33,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 732 states and 952 transitions. [2018-12-02 22:27:33,934 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 952 transitions. [2018-12-02 22:27:33,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-02 22:27:33,934 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:33,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:33,952 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-02 22:27:33,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:33,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 733 states and 953 transitions. [2018-12-02 22:27:33,965 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 953 transitions. [2018-12-02 22:27:33,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 22:27:33,966 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:33,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:33,984 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-02 22:27:34,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:34,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 746 states and 966 transitions. [2018-12-02 22:27:34,019 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 966 transitions. [2018-12-02 22:27:34,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 22:27:34,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:34,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:34,038 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-02 22:27:34,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:34,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 747 states and 967 transitions. [2018-12-02 22:27:34,052 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 967 transitions. [2018-12-02 22:27:34,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 22:27:34,053 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:34,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:34,225 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 22:27:34,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:34,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 816 states and 1037 transitions. [2018-12-02 22:27:34,860 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1037 transitions. [2018-12-02 22:27:34,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 22:27:34,860 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:34,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:35,072 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 22:27:37,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:37,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 862 states and 1097 transitions. [2018-12-02 22:27:37,207 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1097 transitions. [2018-12-02 22:27:37,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 22:27:37,208 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:37,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:37,335 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 22:27:37,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:37,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 863 states and 1101 transitions. [2018-12-02 22:27:37,618 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1101 transitions. [2018-12-02 22:27:37,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 22:27:37,619 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:37,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:37,739 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 22:27:38,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:38,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 875 states and 1115 transitions. [2018-12-02 22:27:38,926 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1115 transitions. [2018-12-02 22:27:38,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 22:27:38,927 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:38,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:39,047 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 22:27:39,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:39,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 877 states and 1116 transitions. [2018-12-02 22:27:39,287 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1116 transitions. [2018-12-02 22:27:39,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 22:27:39,287 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:39,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:39,408 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 22:27:39,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:39,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 880 states and 1120 transitions. [2018-12-02 22:27:39,729 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1120 transitions. [2018-12-02 22:27:39,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-02 22:27:39,729 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:39,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:39,756 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 22:27:40,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:40,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 894 states and 1135 transitions. [2018-12-02 22:27:40,087 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1135 transitions. [2018-12-02 22:27:40,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-02 22:27:40,088 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:40,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:40,107 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-02 22:27:40,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:40,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 899 states and 1140 transitions. [2018-12-02 22:27:40,137 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1140 transitions. [2018-12-02 22:27:40,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 22:27:40,138 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:40,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:40,168 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 22:27:42,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:42,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 913 states and 1160 transitions. [2018-12-02 22:27:42,132 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1160 transitions. [2018-12-02 22:27:42,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 22:27:42,132 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:42,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:42,163 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 22:27:42,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:42,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 918 states and 1169 transitions. [2018-12-02 22:27:42,752 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1169 transitions. [2018-12-02 22:27:42,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 22:27:42,752 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:42,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:42,784 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 22:27:43,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:43,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 927 states and 1179 transitions. [2018-12-02 22:27:43,345 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1179 transitions. [2018-12-02 22:27:43,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 22:27:43,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:43,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:43,376 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 22:27:43,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:43,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 932 states and 1185 transitions. [2018-12-02 22:27:43,675 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1185 transitions. [2018-12-02 22:27:43,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 22:27:43,676 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:43,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:43,708 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 22:27:43,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:43,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 935 states and 1188 transitions. [2018-12-02 22:27:43,919 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1188 transitions. [2018-12-02 22:27:43,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 22:27:43,920 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:43,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:43,960 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 22:27:44,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:44,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 940 states and 1193 transitions. [2018-12-02 22:27:44,251 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1193 transitions. [2018-12-02 22:27:44,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-02 22:27:44,252 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:44,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:44,909 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 161 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:47,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:47,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 969 states and 1231 transitions. [2018-12-02 22:27:47,569 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1231 transitions. [2018-12-02 22:27:47,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-02 22:27:47,570 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:47,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:47,626 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 161 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:47,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:47,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 972 states and 1235 transitions. [2018-12-02 22:27:47,921 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1235 transitions. [2018-12-02 22:27:47,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-02 22:27:47,922 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:47,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:47,976 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 161 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:48,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:48,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 981 states and 1249 transitions. [2018-12-02 22:27:48,566 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1249 transitions. [2018-12-02 22:27:48,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-02 22:27:48,567 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:48,619 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 161 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:48,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:48,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 983 states and 1250 transitions. [2018-12-02 22:27:48,947 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1250 transitions. [2018-12-02 22:27:48,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-02 22:27:48,948 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:48,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:49,297 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 171 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:55,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:55,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 1053 states and 1337 transitions. [2018-12-02 22:27:55,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1337 transitions. [2018-12-02 22:27:55,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-02 22:27:55,600 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:55,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:55,675 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 171 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:58,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:58,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1066 states and 1355 transitions. [2018-12-02 22:27:58,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1355 transitions. [2018-12-02 22:27:58,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-02 22:27:58,247 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:58,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:58,310 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 171 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:58,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:58,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1069 states and 1360 transitions. [2018-12-02 22:27:58,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1360 transitions. [2018-12-02 22:27:58,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-02 22:27:58,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:58,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:58,853 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 171 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:27:59,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:59,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 1077 states and 1368 transitions. [2018-12-02 22:27:59,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1368 transitions. [2018-12-02 22:27:59,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-02 22:27:59,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:59,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:59,842 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-02 22:28:01,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:01,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1108 states and 1409 transitions. [2018-12-02 22:28:01,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1409 transitions. [2018-12-02 22:28:01,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-02 22:28:01,256 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:01,291 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-02 22:28:01,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:01,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 1112 states and 1415 transitions. [2018-12-02 22:28:01,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1415 transitions. [2018-12-02 22:28:01,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-02 22:28:01,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:01,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:02,011 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-02 22:28:02,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:02,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1115 states and 1419 transitions. [2018-12-02 22:28:02,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1419 transitions. [2018-12-02 22:28:02,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-02 22:28:02,386 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:02,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:02,421 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-02 22:28:02,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:02,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1120 states and 1424 transitions. [2018-12-02 22:28:02,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1424 transitions. [2018-12-02 22:28:02,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-02 22:28:02,758 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:02,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:02,794 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-02 22:28:03,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:03,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1121 states and 1427 transitions. [2018-12-02 22:28:03,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1427 transitions. [2018-12-02 22:28:03,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-02 22:28:03,102 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:03,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:03,153 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-02 22:28:03,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:03,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1124 states and 1431 transitions. [2018-12-02 22:28:03,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1431 transitions. [2018-12-02 22:28:03,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-02 22:28:03,450 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:03,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:04,176 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-02 22:28:06,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:06,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1154 states and 1469 transitions. [2018-12-02 22:28:06,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1469 transitions. [2018-12-02 22:28:06,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-02 22:28:06,237 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:06,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:07,543 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 22:28:16,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:16,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 1202 states and 1524 transitions. [2018-12-02 22:28:16,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1524 transitions. [2018-12-02 22:28:16,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-02 22:28:16,475 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:16,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:16,648 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 22:28:17,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:17,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1204 states and 1525 transitions. [2018-12-02 22:28:17,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1525 transitions. [2018-12-02 22:28:17,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-02 22:28:17,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:17,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:17,598 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-02 22:28:17,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:17,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1229 states and 1553 transitions. [2018-12-02 22:28:17,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 1553 transitions. [2018-12-02 22:28:17,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-02 22:28:17,979 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:17,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:18,010 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-02 22:28:18,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:18,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1230 states and 1555 transitions. [2018-12-02 22:28:18,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1555 transitions. [2018-12-02 22:28:18,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-02 22:28:18,335 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:18,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:18,366 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-02 22:28:18,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:18,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1233 states and 1558 transitions. [2018-12-02 22:28:18,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 1558 transitions. [2018-12-02 22:28:18,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-02 22:28:18,652 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:18,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:18,691 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-02 22:28:18,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:18,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 1237 states and 1563 transitions. [2018-12-02 22:28:18,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 1563 transitions. [2018-12-02 22:28:18,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-02 22:28:18,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:18,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:21,140 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:28:27,837 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2018-12-02 22:28:28,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:28,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 1271 states and 1608 transitions. [2018-12-02 22:28:28,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1608 transitions. [2018-12-02 22:28:28,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-02 22:28:28,884 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:29,093 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:28:30,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:30,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1274 states and 1611 transitions. [2018-12-02 22:28:30,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1611 transitions. [2018-12-02 22:28:30,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-02 22:28:30,363 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:30,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:30,610 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:28:31,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:31,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1615 states to 1277 states and 1615 transitions. [2018-12-02 22:28:31,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 1615 transitions. [2018-12-02 22:28:31,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-02 22:28:31,414 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:31,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:31,643 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:28:32,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:32,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1280 states and 1619 transitions. [2018-12-02 22:28:32,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1619 transitions. [2018-12-02 22:28:32,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-02 22:28:32,468 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:32,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:33,163 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 247 proven. 9 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 22:28:36,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:36,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1301 states and 1644 transitions. [2018-12-02 22:28:36,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 1644 transitions. [2018-12-02 22:28:36,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-02 22:28:36,396 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:36,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:36,915 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 22:28:37,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:37,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 1315 states and 1660 transitions. [2018-12-02 22:28:37,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1660 transitions. [2018-12-02 22:28:37,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:28:37,783 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:37,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:39,200 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-02 22:28:44,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:44,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1328 states and 1674 transitions. [2018-12-02 22:28:44,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1674 transitions. [2018-12-02 22:28:44,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:28:44,637 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:44,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:44,748 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-02 22:28:45,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:45,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1331 states and 1678 transitions. [2018-12-02 22:28:45,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1678 transitions. [2018-12-02 22:28:45,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:28:45,673 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:45,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:45,716 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 22:28:45,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:45,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1332 states and 1678 transitions. [2018-12-02 22:28:45,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1678 transitions. [2018-12-02 22:28:45,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-12-02 22:28:45,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:45,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:45,984 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-02 22:28:46,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:46,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1336 states and 1685 transitions. [2018-12-02 22:28:46,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1685 transitions. [2018-12-02 22:28:46,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-02 22:28:46,405 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:46,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:46,476 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-02 22:28:46,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:46,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 1340 states and 1689 transitions. [2018-12-02 22:28:46,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 1689 transitions. [2018-12-02 22:28:46,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-02 22:28:46,814 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:47,340 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 298 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 22:28:49,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:49,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1349 states and 1709 transitions. [2018-12-02 22:28:49,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1709 transitions. [2018-12-02 22:28:49,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-02 22:28:49,003 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:49,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:49,077 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 298 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 22:28:51,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:51,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1358 states and 1727 transitions. [2018-12-02 22:28:51,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1727 transitions. [2018-12-02 22:28:51,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-02 22:28:51,302 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:51,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:51,381 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 298 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 22:28:51,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:51,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1361 states and 1732 transitions. [2018-12-02 22:28:51,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1732 transitions. [2018-12-02 22:28:51,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-02 22:28:51,723 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:51,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:51,780 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 298 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 22:28:52,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:52,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1364 states and 1735 transitions. [2018-12-02 22:28:52,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1735 transitions. [2018-12-02 22:28:52,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-12-02 22:28:52,227 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:52,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:52,296 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-12-02 22:28:53,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:53,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1373 states and 1749 transitions. [2018-12-02 22:28:53,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1749 transitions. [2018-12-02 22:28:53,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-12-02 22:28:53,396 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:53,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:53,634 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-02 22:28:55,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:55,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 1402 states and 1777 transitions. [2018-12-02 22:28:55,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 1777 transitions. [2018-12-02 22:28:55,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-12-02 22:28:55,292 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:55,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:56,733 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-02 22:29:17,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:29:17,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1942 states to 1528 states and 1942 transitions. [2018-12-02 22:29:17,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 1942 transitions. [2018-12-02 22:29:17,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-12-02 22:29:17,534 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:29:17,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:29:17,656 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-02 22:29:27,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:29:27,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 1572 states and 2000 transitions. [2018-12-02 22:29:27,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 2000 transitions. [2018-12-02 22:29:27,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-12-02 22:29:27,011 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:29:27,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:29:27,060 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-02 22:29:30,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:29:30,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2021 states to 1586 states and 2021 transitions. [2018-12-02 22:29:30,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 2021 transitions. [2018-12-02 22:29:30,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-02 22:29:30,283 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:29:30,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:29:32,221 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:29:39,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:29:39,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 1616 states and 2058 transitions. [2018-12-02 22:29:39,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 2058 transitions. [2018-12-02 22:29:39,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-02 22:29:39,960 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:29:39,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:29:40,172 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:29:44,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:29:44,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 1638 states and 2087 transitions. [2018-12-02 22:29:44,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 2087 transitions. [2018-12-02 22:29:44,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-02 22:29:44,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:29:44,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:29:44,969 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:29:47,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:29:47,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2102 states to 1654 states and 2102 transitions. [2018-12-02 22:29:47,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 2102 transitions. [2018-12-02 22:29:47,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-02 22:29:47,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:29:48,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:29:48,208 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:29:49,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:29:49,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2107 states to 1659 states and 2107 transitions. [2018-12-02 22:29:49,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 2107 transitions. [2018-12-02 22:29:49,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-02 22:29:49,433 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:29:49,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:29:49,623 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:29:50,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:29:50,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2111 states to 1664 states and 2111 transitions. [2018-12-02 22:29:50,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 2111 transitions. [2018-12-02 22:29:50,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-02 22:29:50,122 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:29:50,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:29:50,578 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-02 22:30:00,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:00,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 1735 states and 2215 transitions. [2018-12-02 22:30:00,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 2215 transitions. [2018-12-02 22:30:00,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-02 22:30:00,705 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:00,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:00,813 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-02 22:30:04,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:04,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 1778 states and 2261 transitions. [2018-12-02 22:30:04,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2261 transitions. [2018-12-02 22:30:04,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-12-02 22:30:04,905 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:04,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:04,957 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 280 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-12-02 22:30:05,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:05,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 1779 states and 2261 transitions. [2018-12-02 22:30:05,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 2261 transitions. [2018-12-02 22:30:05,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-12-02 22:30:05,194 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:05,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:07,628 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-02 22:30:15,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:15,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2286 states to 1799 states and 2286 transitions. [2018-12-02 22:30:15,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 2286 transitions. [2018-12-02 22:30:15,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-12-02 22:30:15,744 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:15,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:15,885 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-02 22:30:22,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:22,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 1831 states and 2318 transitions. [2018-12-02 22:30:22,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2318 transitions. [2018-12-02 22:30:22,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-12-02 22:30:22,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:22,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:22,589 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-02 22:30:24,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:24,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 1835 states and 2320 transitions. [2018-12-02 22:30:24,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 2320 transitions. [2018-12-02 22:30:24,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-12-02 22:30:24,725 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:24,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:28,010 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-02 22:30:33,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:33,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 1859 states and 2350 transitions. [2018-12-02 22:30:33,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 2350 transitions. [2018-12-02 22:30:33,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-12-02 22:30:33,360 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:33,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:33,488 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-02 22:30:38,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:38,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 1869 states and 2363 transitions. [2018-12-02 22:30:38,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 2363 transitions. [2018-12-02 22:30:38,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-12-02 22:30:38,030 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:38,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:38,157 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-02 22:30:39,188 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2018-12-02 22:30:39,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:39,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 1875 states and 2368 transitions. [2018-12-02 22:30:39,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 2368 transitions. [2018-12-02 22:30:39,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-12-02 22:30:39,653 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:39,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:41,656 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-02 22:30:49,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:49,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2409 states to 1913 states and 2409 transitions. [2018-12-02 22:30:49,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 2409 transitions. [2018-12-02 22:30:49,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-12-02 22:30:49,933 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:49,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:50,091 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-02 22:30:53,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:53,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 1923 states and 2416 transitions. [2018-12-02 22:30:53,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 2416 transitions. [2018-12-02 22:30:53,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-12-02 22:30:53,693 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:53,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:53,824 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-02 22:30:55,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:55,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2415 states to 1923 states and 2415 transitions. [2018-12-02 22:30:55,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 2415 transitions. [2018-12-02 22:30:55,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-02 22:30:55,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:55,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:55,203 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2018-12-02 22:31:02,190 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 42 [2018-12-02 22:31:05,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:05,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2442 states to 1946 states and 2442 transitions. [2018-12-02 22:31:05,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 2442 transitions. [2018-12-02 22:31:05,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-02 22:31:05,100 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:05,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:07,780 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-02 22:31:21,868 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2018-12-02 22:31:23,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:23,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2520 states to 2012 states and 2520 transitions. [2018-12-02 22:31:23,879 INFO L276 IsEmpty]: Start isEmpty. Operand 2012 states and 2520 transitions. [2018-12-02 22:31:23,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-02 22:31:23,882 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:23,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:24,035 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-02 22:31:25,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:25,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2520 states to 2013 states and 2520 transitions. [2018-12-02 22:31:25,183 INFO L276 IsEmpty]: Start isEmpty. Operand 2013 states and 2520 transitions. [2018-12-02 22:31:25,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-02 22:31:25,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:25,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:25,250 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-02 22:31:34,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:34,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 2038 states and 2558 transitions. [2018-12-02 22:31:34,655 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 2558 transitions. [2018-12-02 22:31:34,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-02 22:31:34,656 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:34,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:34,715 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-02 22:31:38,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:38,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 2055 states and 2574 transitions. [2018-12-02 22:31:38,435 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 2574 transitions. [2018-12-02 22:31:38,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-02 22:31:38,436 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:38,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:38,496 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-02 22:31:41,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:41,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2583 states to 2059 states and 2583 transitions. [2018-12-02 22:31:41,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2059 states and 2583 transitions. [2018-12-02 22:31:41,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-02 22:31:41,251 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:41,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:41,310 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-02 22:31:43,917 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-02 22:31:45,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:45,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 2063 states and 2591 transitions. [2018-12-02 22:31:45,411 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 2591 transitions. [2018-12-02 22:31:45,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-02 22:31:45,413 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:45,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:45,473 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-02 22:31:46,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:46,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 2064 states and 2591 transitions. [2018-12-02 22:31:46,819 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 2591 transitions. [2018-12-02 22:31:46,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-12-02 22:31:46,820 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:46,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:46,884 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-02 22:31:47,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:47,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 2068 states and 2596 transitions. [2018-12-02 22:31:47,892 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 2596 transitions. [2018-12-02 22:31:47,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-02 22:31:47,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:47,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:47,974 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-02 22:31:48,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:48,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2601 states to 2072 states and 2601 transitions. [2018-12-02 22:31:48,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 2601 transitions. [2018-12-02 22:31:48,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-02 22:31:48,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:48,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:48,902 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 347 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2018-12-02 22:31:49,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:49,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2602 states to 2074 states and 2602 transitions. [2018-12-02 22:31:49,380 INFO L276 IsEmpty]: Start isEmpty. Operand 2074 states and 2602 transitions. [2018-12-02 22:31:49,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-12-02 22:31:49,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:49,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:49,468 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 475 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-02 22:31:50,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:50,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2078 states and 2607 transitions. [2018-12-02 22:31:50,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 2607 transitions. [2018-12-02 22:31:50,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-12-02 22:31:50,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:50,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:54,229 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 607 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 22:31:58,352 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2018-12-02 22:32:03,333 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2018-12-02 22:32:04,977 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2018-12-02 22:32:08,994 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2018-12-02 22:32:10,274 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2018-12-02 22:32:12,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:32:12,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 2136 states and 2673 transitions. [2018-12-02 22:32:12,718 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 2673 transitions. [2018-12-02 22:32:12,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-12-02 22:32:12,719 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:32:12,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:32:12,897 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 607 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 22:32:13,192 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2018-12-02 22:32:14,071 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2018-12-02 22:32:15,844 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2018-12-02 22:32:17,146 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2018-12-02 22:32:19,090 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2018-12-02 22:32:23,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:32:23,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2698 states to 2162 states and 2698 transitions. [2018-12-02 22:32:23,184 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 2698 transitions. [2018-12-02 22:32:23,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-02 22:32:23,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:32:23,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:32:26,586 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-02 22:32:33,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:32:33,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 2183 states and 2722 transitions. [2018-12-02 22:32:33,577 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 2722 transitions. [2018-12-02 22:32:33,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-02 22:32:33,579 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:32:33,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:32:33,765 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-02 22:32:36,418 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2018-12-02 22:32:39,337 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2018-12-02 22:32:40,660 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2018-12-02 22:32:43,046 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2018-12-02 22:32:44,387 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2018-12-02 22:32:47,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:32:47,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2471 states to 1969 states and 2471 transitions. [2018-12-02 22:32:47,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 2471 transitions. [2018-12-02 22:32:47,604 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 22:32:47,604 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 141 iterations. [2018-12-02 22:32:47,610 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 22:32:47,754 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 48 [2018-12-02 22:32:47,886 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 48 [2018-12-02 22:32:48,082 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 49 [2018-12-02 22:32:48,203 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 48 [2018-12-02 22:32:48,383 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 49 [2018-12-02 22:32:48,627 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 49 [2018-12-02 22:32:48,866 WARN L180 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 36 [2018-12-02 22:32:49,081 WARN L180 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 49 [2018-12-02 22:32:49,280 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 49 [2018-12-02 22:32:49,577 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 36 [2018-12-02 22:32:49,723 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 48 [2018-12-02 22:32:49,919 WARN L180 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 48 [2018-12-02 22:32:50,029 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 40 [2018-12-02 22:32:50,235 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 48 [2018-12-02 22:32:50,432 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 49 [2018-12-02 22:32:50,714 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 48 [2018-12-02 22:32:51,055 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 49 [2018-12-02 22:32:51,175 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 48 [2018-12-02 22:32:51,349 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 49 [2018-12-02 22:32:51,523 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 48 [2018-12-02 22:32:51,638 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 40 [2018-12-02 22:32:51,756 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 48 [2018-12-02 22:32:51,885 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 45 [2018-12-02 22:32:51,995 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 45 [2018-12-02 22:32:52,218 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 48 [2018-12-02 22:32:52,404 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 46 [2018-12-02 22:32:52,513 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 45 [2018-12-02 22:32:52,684 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 45 [2018-12-02 22:32:52,838 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 48 [2018-12-02 22:32:53,119 WARN L180 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 48 [2018-12-02 22:32:53,296 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 45 [2018-12-02 22:32:53,450 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 48 [2018-12-02 22:32:53,670 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 49 [2018-12-02 22:32:53,831 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 48 [2018-12-02 22:32:53,932 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 45 [2018-12-02 22:32:54,169 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 48 [2018-12-02 22:32:54,416 WARN L180 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 36 [2018-12-02 22:32:54,608 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 48 [2018-12-02 22:32:54,710 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 45 [2018-12-02 22:32:54,881 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 49 [2018-12-02 22:32:55,071 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 48 [2018-12-02 22:32:55,268 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 49 [2018-12-02 22:32:55,868 WARN L180 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 79 [2018-12-02 22:32:56,101 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 48 [2018-12-02 22:32:56,214 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 48 [2018-12-02 22:32:56,421 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 49 [2018-12-02 22:32:56,697 WARN L180 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 49 [2018-12-02 22:32:56,871 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 49 [2018-12-02 22:32:57,019 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 48 [2018-12-02 22:32:57,203 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 46 [2018-12-02 22:32:57,203 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:32:57,205 INFO L583 CodeCheckObserver]: Invariant with dag size 36 [2018-12-02 22:32:57,211 INFO L583 CodeCheckObserver]: Invariant with dag size 36 [2018-12-02 22:32:57,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:32:57 ImpRootNode [2018-12-02 22:32:57,212 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 22:32:57,212 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 22:32:57,212 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 22:32:57,212 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 22:32:57,212 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:27:13" (3/4) ... [2018-12-02 22:32:57,215 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 22:32:57,224 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2018-12-02 22:32:57,225 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-02 22:32:57,225 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-02 22:32:57,281 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8d10f59e-3259-46b4-881b-b2444e20c305/bin-2019/ukojak/witness.graphml [2018-12-02 22:32:57,281 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 22:32:57,282 INFO L168 Benchmark]: Toolchain (without parser) took 345342.69 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 567.3 MB). Free memory was 950.6 MB in the beginning and 855.0 MB in the end (delta: 95.6 MB). Peak memory consumption was 662.9 MB. Max. memory is 11.5 GB. [2018-12-02 22:32:57,282 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 22:32:57,282 INFO L168 Benchmark]: CACSL2BoogieTranslator took 316.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -176.4 MB). Peak memory consumption was 38.2 MB. Max. memory is 11.5 GB. [2018-12-02 22:32:57,282 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-02 22:32:57,282 INFO L168 Benchmark]: Boogie Preprocessor took 28.83 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 22:32:57,282 INFO L168 Benchmark]: RCFGBuilder took 999.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 905.0 MB in the end (delta: 215.0 MB). Peak memory consumption was 215.0 MB. Max. memory is 11.5 GB. [2018-12-02 22:32:57,283 INFO L168 Benchmark]: CodeCheck took 343887.57 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 422.6 MB). Free memory was 905.0 MB in the beginning and 869.3 MB in the end (delta: 35.7 MB). Peak memory consumption was 866.1 MB. Max. memory is 11.5 GB. [2018-12-02 22:32:57,283 INFO L168 Benchmark]: Witness Printer took 69.23 ms. Allocated memory is still 1.6 GB. Free memory was 869.3 MB in the beginning and 855.0 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-02 22:32:57,284 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, 198 locations, 1 error locations. SAFE Result, 334.2s OverallTime, 141 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1355101064 SDtfs, -2052157914 SDslu, -1258273136 SDs, 0 SdLazy, 1298062184 SolverSat, -1423615090 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 460.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 173073 GetRequests, 166284 SyntacticMatches, 5021 SemanticMatches, 1768 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2087642 ImplicationChecksByTransitivity, 311.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 32.6s InterpolantComputationTime, 25760 NumberOfCodeBlocks, 25760 NumberOfCodeBlocksAsserted, 140 NumberOfCheckSat, 25620 ConstructedInterpolants, 0 QuantifiedInterpolants, 39661480 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 140 InterpolantComputations, 115 PerfectInterpolantSequences, 29742/29935 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: 470]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (((((!(a20 == 1) || !(a7 == 1)) || (((a16 == 4 && a8 == 13) && a17 == 1) && a12 == 8)) || ((((a21 <= 0 && a8 == 13) && a17 == 1) && a12 == 8) && a16 == 5)) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a16 == 6)) || ((((a8 == 14 && a12 == 8) && a17 <= 0) && a21 == 1) && a16 == 5)) || ((((!(a21 == 1) && a16 == 4) && a8 == 13) && a12 == 8) && a17 <= 0) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((((!(a7 == 1) || (((a16 == 4 && a8 == 13) && a17 == 1) && a12 == 8)) || !(a20 == 1)) || ((((a21 <= 0 && a8 == 13) && a17 == 1) && a12 == 8) && a16 == 5)) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a16 == 6)) || ((((a8 == 14 && a12 == 8) && a17 <= 0) && a21 == 1) && a16 == 5)) || ((((!(a21 == 1) && a16 == 4) && a8 == 13) && a12 == 8) && a17 <= 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 316.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -176.4 MB). Peak memory consumption was 38.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.83 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 999.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 905.0 MB in the end (delta: 215.0 MB). Peak memory consumption was 215.0 MB. Max. memory is 11.5 GB. * CodeCheck took 343887.57 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 422.6 MB). Free memory was 905.0 MB in the beginning and 869.3 MB in the end (delta: 35.7 MB). Peak memory consumption was 866.1 MB. Max. memory is 11.5 GB. * Witness Printer took 69.23 ms. Allocated memory is still 1.6 GB. Free memory was 869.3 MB in the beginning and 855.0 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...