./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label02_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_e5d288ba-d1df-4378-8061-7ce86d92e944/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e5d288ba-d1df-4378-8061-7ce86d92e944/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e5d288ba-d1df-4378-8061-7ce86d92e944/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e5d288ba-d1df-4378-8061-7ce86d92e944/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label02_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e5d288ba-d1df-4378-8061-7ce86d92e944/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e5d288ba-d1df-4378-8061-7ce86d92e944/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 79f8d22fb07c95427dd318f6d0f74f02d2c9197f ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 13:43:13,527 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 13:43:13,528 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 13:43:13,534 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 13:43:13,534 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 13:43:13,534 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 13:43:13,535 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 13:43:13,536 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 13:43:13,537 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 13:43:13,537 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 13:43:13,537 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 13:43:13,537 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 13:43:13,538 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 13:43:13,538 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 13:43:13,539 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 13:43:13,539 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 13:43:13,540 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 13:43:13,540 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 13:43:13,541 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 13:43:13,542 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 13:43:13,542 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 13:43:13,543 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 13:43:13,544 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 13:43:13,544 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 13:43:13,544 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 13:43:13,545 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 13:43:13,545 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 13:43:13,546 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 13:43:13,546 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 13:43:13,546 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 13:43:13,547 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 13:43:13,547 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 13:43:13,547 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 13:43:13,547 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 13:43:13,548 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 13:43:13,548 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 13:43:13,548 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e5d288ba-d1df-4378-8061-7ce86d92e944/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 13:43:13,555 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 13:43:13,555 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 13:43:13,556 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 13:43:13,556 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 13:43:13,556 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 13:43:13,556 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 13:43:13,556 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 13:43:13,557 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 13:43:13,557 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 13:43:13,557 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 13:43:13,557 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 13:43:13,557 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 13:43:13,557 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 13:43:13,557 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 13:43:13,557 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 13:43:13,557 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 13:43:13,557 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 13:43:13,557 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 13:43:13,557 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 13:43:13,557 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 13:43:13,558 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 13:43:13,558 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 13:43:13,558 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 13:43:13,558 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 13:43:13,558 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 13:43:13,558 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 13:43:13,558 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 13:43:13,558 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 13:43:13,558 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 13:43:13,558 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_e5d288ba-d1df-4378-8061-7ce86d92e944/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 -> 79f8d22fb07c95427dd318f6d0f74f02d2c9197f [2018-12-08 13:43:13,576 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 13:43:13,585 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 13:43:13,588 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 13:43:13,589 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 13:43:13,590 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 13:43:13,590 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e5d288ba-d1df-4378-8061-7ce86d92e944/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label02_true-unreach-call_false-termination.c [2018-12-08 13:43:13,626 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e5d288ba-d1df-4378-8061-7ce86d92e944/bin-2019/ukojak/data/a513cdb94/0d842369ee0342ae9b22efbfd16b36b1/FLAG8c7cbdc3f [2018-12-08 13:43:14,065 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 13:43:14,065 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e5d288ba-d1df-4378-8061-7ce86d92e944/sv-benchmarks/c/eca-rers2012/Problem02_label02_true-unreach-call_false-termination.c [2018-12-08 13:43:14,072 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e5d288ba-d1df-4378-8061-7ce86d92e944/bin-2019/ukojak/data/a513cdb94/0d842369ee0342ae9b22efbfd16b36b1/FLAG8c7cbdc3f [2018-12-08 13:43:14,080 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e5d288ba-d1df-4378-8061-7ce86d92e944/bin-2019/ukojak/data/a513cdb94/0d842369ee0342ae9b22efbfd16b36b1 [2018-12-08 13:43:14,082 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 13:43:14,083 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 13:43:14,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 13:43:14,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 13:43:14,086 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 13:43:14,086 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:43:14" (1/1) ... [2018-12-08 13:43:14,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27d92faf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:14, skipping insertion in model container [2018-12-08 13:43:14,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:43:14" (1/1) ... [2018-12-08 13:43:14,092 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 13:43:14,117 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 13:43:14,293 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:43:14,296 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 13:43:14,376 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:43:14,386 INFO L195 MainTranslator]: Completed translation [2018-12-08 13:43:14,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:14 WrapperNode [2018-12-08 13:43:14,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 13:43:14,387 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 13:43:14,387 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 13:43:14,387 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 13:43:14,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:14" (1/1) ... [2018-12-08 13:43:14,401 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:14" (1/1) ... [2018-12-08 13:43:14,426 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 13:43:14,426 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 13:43:14,426 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 13:43:14,426 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 13:43:14,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:14" (1/1) ... [2018-12-08 13:43:14,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:14" (1/1) ... [2018-12-08 13:43:14,434 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:14" (1/1) ... [2018-12-08 13:43:14,434 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:14" (1/1) ... [2018-12-08 13:43:14,442 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:14" (1/1) ... [2018-12-08 13:43:14,448 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:14" (1/1) ... [2018-12-08 13:43:14,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:14" (1/1) ... [2018-12-08 13:43:14,454 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 13:43:14,455 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 13:43:14,455 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 13:43:14,455 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 13:43:14,455 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e5d288ba-d1df-4378-8061-7ce86d92e944/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 [2018-12-08 13:43:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 13:43:14,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 13:43:15,483 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 13:43:15,484 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-08 13:43:15,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:43:15 BoogieIcfgContainer [2018-12-08 13:43:15,484 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 13:43:15,484 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 13:43:15,484 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 13:43:15,491 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 13:43:15,491 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:43:15" (1/1) ... [2018-12-08 13:43:15,499 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 13:43:15,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:15,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-08 13:43:15,524 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-08 13:43:15,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-08 13:43:15,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:15,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:15,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:16,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:16,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 163 states and 260 transitions. [2018-12-08 13:43:16,093 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 260 transitions. [2018-12-08 13:43:16,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-08 13:43:16,095 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:16,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:16,191 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:16,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:16,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 167 states and 267 transitions. [2018-12-08 13:43:16,308 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 267 transitions. [2018-12-08 13:43:16,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-08 13:43:16,309 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:16,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:16,334 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:16,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:16,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 172 states and 277 transitions. [2018-12-08 13:43:16,414 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 277 transitions. [2018-12-08 13:43:16,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-08 13:43:16,417 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:16,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:16,440 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:16,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:16,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 178 states and 289 transitions. [2018-12-08 13:43:16,573 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 289 transitions. [2018-12-08 13:43:16,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-08 13:43:16,575 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:16,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:16,660 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:16,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:16,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 182 states and 297 transitions. [2018-12-08 13:43:16,800 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 297 transitions. [2018-12-08 13:43:16,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 13:43:16,801 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:16,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:16,812 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:16,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:16,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 185 states and 300 transitions. [2018-12-08 13:43:16,828 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 300 transitions. [2018-12-08 13:43:16,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-08 13:43:16,829 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:16,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:16,841 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:16,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:16,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 189 states and 305 transitions. [2018-12-08 13:43:16,924 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 305 transitions. [2018-12-08 13:43:16,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-08 13:43:16,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:16,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:16,943 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 13:43:17,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:17,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 193 states and 310 transitions. [2018-12-08 13:43:17,024 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 310 transitions. [2018-12-08 13:43:17,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 13:43:17,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:17,040 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:17,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:17,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 196 states and 313 transitions. [2018-12-08 13:43:17,058 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 313 transitions. [2018-12-08 13:43:17,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 13:43:17,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:17,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:17,076 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:17,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:17,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 197 states and 314 transitions. [2018-12-08 13:43:17,090 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 314 transitions. [2018-12-08 13:43:17,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 13:43:17,091 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:17,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:17,109 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:17,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:17,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 201 states and 319 transitions. [2018-12-08 13:43:17,196 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 319 transitions. [2018-12-08 13:43:17,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 13:43:17,197 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:17,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:17,215 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:17,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:17,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 202 states and 320 transitions. [2018-12-08 13:43:17,225 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 320 transitions. [2018-12-08 13:43:17,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 13:43:17,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:17,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:17,238 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 13:43:17,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:17,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 206 states and 325 transitions. [2018-12-08 13:43:17,314 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 325 transitions. [2018-12-08 13:43:17,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 13:43:17,315 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:17,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:17,329 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:17,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:17,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 213 states and 332 transitions. [2018-12-08 13:43:17,366 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 332 transitions. [2018-12-08 13:43:17,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 13:43:17,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:17,445 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 13:43:17,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:17,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 230 states and 359 transitions. [2018-12-08 13:43:17,702 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 359 transitions. [2018-12-08 13:43:17,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 13:43:17,703 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:17,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:17,744 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:18,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:18,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 250 states and 383 transitions. [2018-12-08 13:43:18,013 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 383 transitions. [2018-12-08 13:43:18,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-08 13:43:18,014 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:18,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:18,038 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:18,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:18,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 269 states and 406 transitions. [2018-12-08 13:43:18,242 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 406 transitions. [2018-12-08 13:43:18,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-08 13:43:18,243 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:18,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:18,260 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:18,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:18,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 273 states and 412 transitions. [2018-12-08 13:43:18,364 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 412 transitions. [2018-12-08 13:43:18,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-08 13:43:18,365 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:18,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:18,383 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:18,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:18,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 275 states and 414 transitions. [2018-12-08 13:43:18,398 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 414 transitions. [2018-12-08 13:43:18,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-08 13:43:18,398 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:18,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:18,411 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 13:43:18,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:18,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 279 states and 419 transitions. [2018-12-08 13:43:18,509 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 419 transitions. [2018-12-08 13:43:18,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-08 13:43:18,509 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:18,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:18,572 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:18,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:18,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 297 states and 439 transitions. [2018-12-08 13:43:18,867 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 439 transitions. [2018-12-08 13:43:18,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-08 13:43:18,868 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:18,880 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:19,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:19,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 313 states and 456 transitions. [2018-12-08 13:43:19,119 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 456 transitions. [2018-12-08 13:43:19,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-08 13:43:19,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:19,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:19,175 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:19,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:19,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 317 states and 466 transitions. [2018-12-08 13:43:19,357 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 466 transitions. [2018-12-08 13:43:19,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-08 13:43:19,358 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:19,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:19,392 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:19,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:19,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 326 states and 478 transitions. [2018-12-08 13:43:19,525 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 478 transitions. [2018-12-08 13:43:19,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 13:43:19,526 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:19,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:19,571 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:19,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:19,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 332 states and 490 transitions. [2018-12-08 13:43:19,798 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 490 transitions. [2018-12-08 13:43:19,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 13:43:19,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:19,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:19,976 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 39 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:20,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:20,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 360 states and 531 transitions. [2018-12-08 13:43:20,802 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 531 transitions. [2018-12-08 13:43:20,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 13:43:20,802 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:20,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:20,823 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 39 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:21,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:21,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 374 states and 549 transitions. [2018-12-08 13:43:21,145 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 549 transitions. [2018-12-08 13:43:21,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 13:43:21,146 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:21,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:21,252 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:21,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:21,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 398 states and 580 transitions. [2018-12-08 13:43:21,922 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 580 transitions. [2018-12-08 13:43:21,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-08 13:43:21,922 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:21,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:21,956 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:22,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:22,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 404 states and 587 transitions. [2018-12-08 13:43:22,052 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 587 transitions. [2018-12-08 13:43:22,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-08 13:43:22,052 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:22,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:22,065 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:22,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:22,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 408 states and 592 transitions. [2018-12-08 13:43:22,179 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 592 transitions. [2018-12-08 13:43:22,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-08 13:43:22,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:22,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:22,271 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:22,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:22,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 418 states and 611 transitions. [2018-12-08 13:43:22,610 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 611 transitions. [2018-12-08 13:43:22,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-08 13:43:22,611 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:22,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:22,632 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:22,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:22,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 421 states and 615 transitions. [2018-12-08 13:43:22,771 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 615 transitions. [2018-12-08 13:43:22,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-08 13:43:22,771 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:22,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:22,785 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:22,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:22,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 423 states and 616 transitions. [2018-12-08 13:43:22,841 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 616 transitions. [2018-12-08 13:43:22,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-08 13:43:22,842 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:22,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:22,889 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 13:43:23,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:23,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 453 states and 654 transitions. [2018-12-08 13:43:23,649 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 654 transitions. [2018-12-08 13:43:23,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-08 13:43:23,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:23,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:23,661 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:43:23,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:23,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 463 states and 665 transitions. [2018-12-08 13:43:23,876 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 665 transitions. [2018-12-08 13:43:23,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-08 13:43:23,877 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:23,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:23,933 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:23,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:23,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 466 states and 668 transitions. [2018-12-08 13:43:23,951 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 668 transitions. [2018-12-08 13:43:23,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-08 13:43:23,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:23,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:23,964 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:24,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:24,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 479 states and 686 transitions. [2018-12-08 13:43:24,293 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 686 transitions. [2018-12-08 13:43:24,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-08 13:43:24,294 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:24,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:24,316 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 13:43:24,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:24,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 485 states and 691 transitions. [2018-12-08 13:43:24,466 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 691 transitions. [2018-12-08 13:43:24,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-08 13:43:24,466 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:24,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:24,484 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 39 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 13:43:24,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:24,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 495 states and 715 transitions. [2018-12-08 13:43:24,880 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 715 transitions. [2018-12-08 13:43:24,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-08 13:43:24,881 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:24,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:24,894 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 13:43:25,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:25,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 501 states and 722 transitions. [2018-12-08 13:43:25,080 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 722 transitions. [2018-12-08 13:43:25,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-08 13:43:25,080 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:25,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:25,135 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:25,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:25,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 502 states and 723 transitions. [2018-12-08 13:43:25,145 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 723 transitions. [2018-12-08 13:43:25,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-08 13:43:25,146 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:25,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:25,159 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:25,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:25,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 511 states and 733 transitions. [2018-12-08 13:43:25,259 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 733 transitions. [2018-12-08 13:43:25,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-08 13:43:25,259 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:25,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:25,309 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 13:43:25,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:25,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 521 states and 744 transitions. [2018-12-08 13:43:25,503 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 744 transitions. [2018-12-08 13:43:25,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-08 13:43:25,503 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:25,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:25,555 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 13:43:26,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:26,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 534 states and 759 transitions. [2018-12-08 13:43:26,109 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 759 transitions. [2018-12-08 13:43:26,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-08 13:43:26,109 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:26,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:26,126 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:26,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:26,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 552 states and 782 transitions. [2018-12-08 13:43:26,560 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 782 transitions. [2018-12-08 13:43:26,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-08 13:43:26,561 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:26,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:26,581 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 13:43:26,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:26,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 556 states and 787 transitions. [2018-12-08 13:43:26,735 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 787 transitions. [2018-12-08 13:43:26,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-08 13:43:26,736 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:26,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:26,753 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:27,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:27,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 571 states and 807 transitions. [2018-12-08 13:43:27,065 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 807 transitions. [2018-12-08 13:43:27,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-08 13:43:27,066 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:27,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:27,082 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:27,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:27,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 576 states and 812 transitions. [2018-12-08 13:43:27,346 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 812 transitions. [2018-12-08 13:43:27,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-08 13:43:27,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:27,376 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:27,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:27,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 579 states and 815 transitions. [2018-12-08 13:43:27,393 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 815 transitions. [2018-12-08 13:43:27,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-08 13:43:27,393 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:27,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:27,409 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:27,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:27,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 586 states and 823 transitions. [2018-12-08 13:43:27,446 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 823 transitions. [2018-12-08 13:43:27,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-08 13:43:27,446 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:27,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:27,461 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:27,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:27,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 587 states and 824 transitions. [2018-12-08 13:43:27,472 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 824 transitions. [2018-12-08 13:43:27,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-08 13:43:27,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:27,488 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 13:43:27,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:27,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 589 states and 825 transitions. [2018-12-08 13:43:27,561 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 825 transitions. [2018-12-08 13:43:27,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-08 13:43:27,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:27,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:27,599 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:28,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:28,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 609 states and 849 transitions. [2018-12-08 13:43:28,001 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 849 transitions. [2018-12-08 13:43:28,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-08 13:43:28,002 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:28,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:28,023 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:28,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:28,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 611 states and 850 transitions. [2018-12-08 13:43:28,097 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 850 transitions. [2018-12-08 13:43:28,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-08 13:43:28,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:28,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:28,112 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:28,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:28,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 617 states and 856 transitions. [2018-12-08 13:43:28,321 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 856 transitions. [2018-12-08 13:43:28,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-08 13:43:28,322 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:28,731 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:31,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:31,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 730 states and 976 transitions. [2018-12-08 13:43:31,500 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 976 transitions. [2018-12-08 13:43:31,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-08 13:43:31,500 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:31,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:31,516 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:31,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:31,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 733 states and 978 transitions. [2018-12-08 13:43:31,602 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 978 transitions. [2018-12-08 13:43:31,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-08 13:43:31,603 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:31,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:31,642 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:32,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:32,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 745 states and 995 transitions. [2018-12-08 13:43:32,149 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 995 transitions. [2018-12-08 13:43:32,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-08 13:43:32,149 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:32,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:32,191 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:33,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:33,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 759 states and 1014 transitions. [2018-12-08 13:43:33,666 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1014 transitions. [2018-12-08 13:43:33,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-08 13:43:33,666 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:33,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:33,731 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:34,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:34,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 790 states and 1049 transitions. [2018-12-08 13:43:34,728 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1049 transitions. [2018-12-08 13:43:34,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-08 13:43:34,729 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:34,744 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:34,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:34,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 793 states and 1056 transitions. [2018-12-08 13:43:34,771 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1056 transitions. [2018-12-08 13:43:34,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-08 13:43:34,772 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:34,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:34,787 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:34,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:34,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 795 states and 1057 transitions. [2018-12-08 13:43:34,935 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1057 transitions. [2018-12-08 13:43:34,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-08 13:43:34,936 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:34,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:34,950 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:35,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:35,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 797 states and 1058 transitions. [2018-12-08 13:43:35,101 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1058 transitions. [2018-12-08 13:43:35,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 13:43:35,102 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:35,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:35,152 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:35,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:35,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 814 states and 1086 transitions. [2018-12-08 13:43:35,522 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1086 transitions. [2018-12-08 13:43:35,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 13:43:35,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:35,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:35,590 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:35,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:35,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 816 states and 1087 transitions. [2018-12-08 13:43:35,744 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1087 transitions. [2018-12-08 13:43:35,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 13:43:35,744 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:35,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:35,797 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:35,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:35,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 818 states and 1088 transitions. [2018-12-08 13:43:35,974 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1088 transitions. [2018-12-08 13:43:35,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 13:43:35,975 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:35,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:35,989 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 13:43:36,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:36,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 836 states and 1107 transitions. [2018-12-08 13:43:36,715 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1107 transitions. [2018-12-08 13:43:36,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 13:43:36,715 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:36,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:36,730 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 13:43:37,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:37,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 848 states and 1119 transitions. [2018-12-08 13:43:37,226 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1119 transitions. [2018-12-08 13:43:37,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 13:43:37,227 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:37,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:37,253 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:37,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:37,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 859 states and 1134 transitions. [2018-12-08 13:43:37,780 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1134 transitions. [2018-12-08 13:43:37,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-08 13:43:37,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:37,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:37,845 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:38,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:38,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 869 states and 1143 transitions. [2018-12-08 13:43:38,075 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1143 transitions. [2018-12-08 13:43:38,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-08 13:43:38,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:38,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:38,089 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:43:38,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:38,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 881 states and 1154 transitions. [2018-12-08 13:43:38,540 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1154 transitions. [2018-12-08 13:43:38,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-08 13:43:38,541 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:38,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:38,555 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:38,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:38,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 885 states and 1159 transitions. [2018-12-08 13:43:38,678 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1159 transitions. [2018-12-08 13:43:38,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-08 13:43:38,679 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:38,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:38,719 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:40,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:40,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 907 states and 1184 transitions. [2018-12-08 13:43:40,030 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1184 transitions. [2018-12-08 13:43:40,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-08 13:43:40,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:40,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:40,094 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:40,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:40,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 913 states and 1190 transitions. [2018-12-08 13:43:40,724 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1190 transitions. [2018-12-08 13:43:40,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-08 13:43:40,725 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:40,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:40,776 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 75 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-08 13:43:41,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:41,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 926 states and 1209 transitions. [2018-12-08 13:43:41,322 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1209 transitions. [2018-12-08 13:43:41,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-08 13:43:41,323 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:41,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:41,375 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 75 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-08 13:43:41,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:41,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 936 states and 1221 transitions. [2018-12-08 13:43:41,787 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1221 transitions. [2018-12-08 13:43:41,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-08 13:43:41,787 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:41,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:41,835 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 75 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-08 13:43:42,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:42,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 948 states and 1232 transitions. [2018-12-08 13:43:42,020 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1232 transitions. [2018-12-08 13:43:42,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-08 13:43:42,021 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:42,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:42,071 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 75 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-08 13:43:42,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:42,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 958 states and 1241 transitions. [2018-12-08 13:43:42,477 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1241 transitions. [2018-12-08 13:43:42,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-08 13:43:42,478 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:42,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:42,496 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 13:43:43,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:43,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 971 states and 1265 transitions. [2018-12-08 13:43:43,375 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1265 transitions. [2018-12-08 13:43:43,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-08 13:43:43,376 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:43,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:43,395 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 13:43:43,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:43,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 977 states and 1270 transitions. [2018-12-08 13:43:43,426 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1270 transitions. [2018-12-08 13:43:43,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-08 13:43:43,427 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:43,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:43,444 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 13:43:43,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:43,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 981 states and 1274 transitions. [2018-12-08 13:43:43,633 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1274 transitions. [2018-12-08 13:43:43,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 13:43:43,634 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:43,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:43,672 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 73 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:44,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:44,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 993 states and 1287 transitions. [2018-12-08 13:43:44,241 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1287 transitions. [2018-12-08 13:43:44,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 13:43:44,242 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:44,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:44,278 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 13:43:44,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:44,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 995 states and 1289 transitions. [2018-12-08 13:43:44,298 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1289 transitions. [2018-12-08 13:43:44,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 13:43:44,299 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:44,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:44,317 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:44,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:44,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 1012 states and 1309 transitions. [2018-12-08 13:43:44,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1309 transitions. [2018-12-08 13:43:44,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-08 13:43:44,703 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:44,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:44,721 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:43:46,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:46,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 1021 states and 1322 transitions. [2018-12-08 13:43:46,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1322 transitions. [2018-12-08 13:43:46,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-08 13:43:46,110 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:46,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:46,138 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:46,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:46,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1048 states and 1355 transitions. [2018-12-08 13:43:46,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1355 transitions. [2018-12-08 13:43:46,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-08 13:43:46,749 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:46,767 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:47,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:47,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 1054 states and 1361 transitions. [2018-12-08 13:43:47,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1361 transitions. [2018-12-08 13:43:47,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-08 13:43:47,178 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:47,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:47,230 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:48,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:48,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 1093 states and 1407 transitions. [2018-12-08 13:43:48,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 1407 transitions. [2018-12-08 13:43:48,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-08 13:43:48,429 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:48,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:48,468 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:49,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:49,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1098 states and 1413 transitions. [2018-12-08 13:43:49,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 1413 transitions. [2018-12-08 13:43:49,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 13:43:49,021 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:49,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:49,306 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:53,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:53,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 1164 states and 1495 transitions. [2018-12-08 13:43:53,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1495 transitions. [2018-12-08 13:43:53,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 13:43:53,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:53,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:53,100 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:54,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:54,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1170 states and 1505 transitions. [2018-12-08 13:43:54,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1505 transitions. [2018-12-08 13:43:54,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 13:43:54,385 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:54,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:54,403 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:43:54,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:54,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 1174 states and 1508 transitions. [2018-12-08 13:43:54,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1508 transitions. [2018-12-08 13:43:54,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 13:43:54,555 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:54,579 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:43:54,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:54,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1192 states and 1531 transitions. [2018-12-08 13:43:54,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1531 transitions. [2018-12-08 13:43:54,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-08 13:43:54,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:54,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:54,800 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:55,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:55,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1199 states and 1538 transitions. [2018-12-08 13:43:55,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1538 transitions. [2018-12-08 13:43:55,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-08 13:43:55,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:55,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:55,039 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:55,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:55,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 1207 states and 1548 transitions. [2018-12-08 13:43:55,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1548 transitions. [2018-12-08 13:43:55,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-08 13:43:55,907 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:55,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:55,927 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:56,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:56,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1212 states and 1552 transitions. [2018-12-08 13:43:56,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1552 transitions. [2018-12-08 13:43:56,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-08 13:43:56,140 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:56,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:56,160 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:56,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:56,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 1218 states and 1557 transitions. [2018-12-08 13:43:56,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1557 transitions. [2018-12-08 13:43:56,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-08 13:43:56,482 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:56,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:56,529 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:56,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:56,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 1238 states and 1583 transitions. [2018-12-08 13:43:56,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1583 transitions. [2018-12-08 13:43:56,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-08 13:43:56,676 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:56,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:56,695 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:56,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:56,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1246 states and 1592 transitions. [2018-12-08 13:43:56,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 1592 transitions. [2018-12-08 13:43:56,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 13:43:56,862 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:56,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:57,177 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 81 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 13:44:01,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:01,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1305 states and 1666 transitions. [2018-12-08 13:44:01,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 1666 transitions. [2018-12-08 13:44:01,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 13:44:01,822 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:01,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:01,858 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 81 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 13:44:03,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:03,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1311 states and 1678 transitions. [2018-12-08 13:44:03,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1678 transitions. [2018-12-08 13:44:03,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 13:44:03,321 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:03,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:03,340 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:44:03,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:03,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 1314 states and 1681 transitions. [2018-12-08 13:44:03,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1681 transitions. [2018-12-08 13:44:03,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 13:44:03,365 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:03,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:03,384 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 13:44:03,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:03,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1316 states and 1687 transitions. [2018-12-08 13:44:03,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1687 transitions. [2018-12-08 13:44:03,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 13:44:03,408 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:03,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:03,562 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:04,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:04,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1355 states and 1732 transitions. [2018-12-08 13:44:04,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1732 transitions. [2018-12-08 13:44:04,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 13:44:04,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:04,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:04,700 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:07,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:07,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1397 states and 1780 transitions. [2018-12-08 13:44:07,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 1780 transitions. [2018-12-08 13:44:07,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 13:44:07,431 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:07,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:07,471 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:08,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:08,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 1403 states and 1786 transitions. [2018-12-08 13:44:08,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1786 transitions. [2018-12-08 13:44:08,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 13:44:08,091 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:08,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:08,110 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 13:44:08,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:08,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 1408 states and 1793 transitions. [2018-12-08 13:44:08,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1793 transitions. [2018-12-08 13:44:08,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 13:44:08,706 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:08,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:08,726 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 13:44:08,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:08,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1797 states to 1413 states and 1797 transitions. [2018-12-08 13:44:08,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 1797 transitions. [2018-12-08 13:44:08,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 13:44:08,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:08,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:08,990 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 13:44:09,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:09,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1415 states and 1798 transitions. [2018-12-08 13:44:09,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 1798 transitions. [2018-12-08 13:44:09,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 13:44:09,263 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:09,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:09,283 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 13:44:09,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:09,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 1418 states and 1800 transitions. [2018-12-08 13:44:09,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 1800 transitions. [2018-12-08 13:44:09,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-08 13:44:09,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:09,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:09,440 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:44:10,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:10,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1424 states and 1806 transitions. [2018-12-08 13:44:10,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1806 transitions. [2018-12-08 13:44:10,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-08 13:44:10,777 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:10,798 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:44:11,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:11,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 1425 states and 1807 transitions. [2018-12-08 13:44:11,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 1807 transitions. [2018-12-08 13:44:11,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-08 13:44:11,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:11,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:11,043 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:44:11,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:11,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1426 states and 1811 transitions. [2018-12-08 13:44:11,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 1811 transitions. [2018-12-08 13:44:11,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-08 13:44:11,070 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:11,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:11,111 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:44:11,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:11,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 1433 states and 1819 transitions. [2018-12-08 13:44:11,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 1819 transitions. [2018-12-08 13:44:11,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-08 13:44:11,783 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:11,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:11,840 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 13:44:12,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:12,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1839 states to 1450 states and 1839 transitions. [2018-12-08 13:44:12,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 1839 transitions. [2018-12-08 13:44:12,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-08 13:44:12,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:12,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:12,322 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 13:44:13,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:13,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1845 states to 1456 states and 1845 transitions. [2018-12-08 13:44:13,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 1845 transitions. [2018-12-08 13:44:13,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-08 13:44:13,056 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:13,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:13,132 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 13:44:13,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:13,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1464 states and 1852 transitions. [2018-12-08 13:44:13,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 1852 transitions. [2018-12-08 13:44:13,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-08 13:44:13,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:13,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:13,448 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 13:44:13,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:13,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1467 states and 1854 transitions. [2018-12-08 13:44:13,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 1854 transitions. [2018-12-08 13:44:13,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-08 13:44:13,582 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:13,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:13,658 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:13,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:13,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1478 states and 1869 transitions. [2018-12-08 13:44:13,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1869 transitions. [2018-12-08 13:44:13,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-08 13:44:13,992 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:13,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:14,058 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:15,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:15,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 1494 states and 1887 transitions. [2018-12-08 13:44:15,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1887 transitions. [2018-12-08 13:44:15,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-08 13:44:15,064 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:15,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:15,103 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:15,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:15,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 1495 states and 1887 transitions. [2018-12-08 13:44:15,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1887 transitions. [2018-12-08 13:44:15,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-08 13:44:15,240 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:15,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:15,289 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:15,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:15,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1503 states and 1896 transitions. [2018-12-08 13:44:15,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1896 transitions. [2018-12-08 13:44:15,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-08 13:44:15,622 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:15,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:15,642 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 13:44:15,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:15,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1899 states to 1507 states and 1899 transitions. [2018-12-08 13:44:15,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1899 transitions. [2018-12-08 13:44:15,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-08 13:44:15,945 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:15,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:15,968 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 13:44:16,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:16,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 1518 states and 1910 transitions. [2018-12-08 13:44:16,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 1910 transitions. [2018-12-08 13:44:16,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-08 13:44:16,363 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:16,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:16,383 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 13:44:16,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:16,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 1522 states and 1914 transitions. [2018-12-08 13:44:16,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 1914 transitions. [2018-12-08 13:44:16,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-08 13:44:16,880 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:16,901 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 13:44:18,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:18,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 1526 states and 1919 transitions. [2018-12-08 13:44:18,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1919 transitions. [2018-12-08 13:44:18,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-08 13:44:18,104 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:18,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:18,163 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 13:44:18,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:18,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 1530 states and 1922 transitions. [2018-12-08 13:44:18,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1922 transitions. [2018-12-08 13:44:18,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 13:44:18,610 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:18,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:18,639 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:44:19,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:19,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1547 states and 1940 transitions. [2018-12-08 13:44:19,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 1940 transitions. [2018-12-08 13:44:19,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 13:44:19,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:19,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:19,108 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:44:19,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:19,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1548 states and 1940 transitions. [2018-12-08 13:44:19,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1940 transitions. [2018-12-08 13:44:19,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 13:44:19,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:19,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:19,322 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:44:19,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:19,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 1554 states and 1945 transitions. [2018-12-08 13:44:19,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 1945 transitions. [2018-12-08 13:44:19,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 13:44:19,617 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:19,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:19,638 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:44:20,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:20,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1951 states to 1560 states and 1951 transitions. [2018-12-08 13:44:20,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 1951 transitions. [2018-12-08 13:44:20,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 13:44:20,298 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:20,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:20,324 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:20,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:20,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1567 states and 1958 transitions. [2018-12-08 13:44:20,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 1958 transitions. [2018-12-08 13:44:20,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 13:44:20,492 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:20,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:20,529 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-08 13:44:21,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:21,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 1572 states and 1963 transitions. [2018-12-08 13:44:21,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 1963 transitions. [2018-12-08 13:44:21,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-08 13:44:21,209 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:21,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:21,229 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:44:21,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:21,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 1579 states and 1969 transitions. [2018-12-08 13:44:21,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 1969 transitions. [2018-12-08 13:44:21,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-08 13:44:21,434 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:21,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:21,455 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:21,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:21,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1589 states and 1979 transitions. [2018-12-08 13:44:21,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 1979 transitions. [2018-12-08 13:44:21,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-08 13:44:21,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:21,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:21,874 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:22,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:22,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 1597 states and 1986 transitions. [2018-12-08 13:44:22,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 1986 transitions. [2018-12-08 13:44:22,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-08 13:44:22,185 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:22,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:22,204 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:44:22,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:22,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1993 states to 1605 states and 1993 transitions. [2018-12-08 13:44:22,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 1993 transitions. [2018-12-08 13:44:22,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-08 13:44:22,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:22,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:22,407 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 13:44:23,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:23,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 1623 states and 2013 transitions. [2018-12-08 13:44:23,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 2013 transitions. [2018-12-08 13:44:23,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-08 13:44:23,702 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:23,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:23,739 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 13:44:24,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:24,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 1628 states and 2017 transitions. [2018-12-08 13:44:24,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 2017 transitions. [2018-12-08 13:44:24,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-08 13:44:24,023 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:24,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:24,051 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 13:44:24,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:24,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2033 states to 1638 states and 2033 transitions. [2018-12-08 13:44:24,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 2033 transitions. [2018-12-08 13:44:24,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-08 13:44:24,741 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:24,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:24,766 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 13:44:25,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:25,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 1642 states and 2037 transitions. [2018-12-08 13:44:25,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 2037 transitions. [2018-12-08 13:44:25,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-08 13:44:25,066 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:25,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:25,091 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 13:44:25,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:25,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 1645 states and 2040 transitions. [2018-12-08 13:44:25,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1645 states and 2040 transitions. [2018-12-08 13:44:25,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-08 13:44:25,483 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:25,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:25,504 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 13:44:27,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:27,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2108 states to 1700 states and 2108 transitions. [2018-12-08 13:44:27,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 2108 transitions. [2018-12-08 13:44:27,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-08 13:44:27,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:27,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:27,142 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 13:44:28,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:28,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 1706 states and 2115 transitions. [2018-12-08 13:44:28,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 2115 transitions. [2018-12-08 13:44:28,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-08 13:44:28,004 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:28,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:28,030 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 13:44:28,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:28,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 1735 states and 2145 transitions. [2018-12-08 13:44:28,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 2145 transitions. [2018-12-08 13:44:28,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-08 13:44:28,822 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:28,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:28,975 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:30,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:30,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 1750 states and 2164 transitions. [2018-12-08 13:44:30,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 2164 transitions. [2018-12-08 13:44:30,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-08 13:44:30,404 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:30,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:30,436 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:30,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:30,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 1758 states and 2171 transitions. [2018-12-08 13:44:30,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 2171 transitions. [2018-12-08 13:44:30,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 13:44:30,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:30,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:30,779 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:44:32,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:32,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 1783 states and 2206 transitions. [2018-12-08 13:44:32,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 2206 transitions. [2018-12-08 13:44:32,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 13:44:32,152 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:32,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:32,175 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:44:33,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:33,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1800 states and 2226 transitions. [2018-12-08 13:44:33,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 2226 transitions. [2018-12-08 13:44:33,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 13:44:33,231 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:33,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:33,257 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:44:34,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:34,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 1815 states and 2240 transitions. [2018-12-08 13:44:34,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 2240 transitions. [2018-12-08 13:44:34,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 13:44:34,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:34,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:34,331 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:44:34,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:34,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 1826 states and 2250 transitions. [2018-12-08 13:44:34,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 2250 transitions. [2018-12-08 13:44:34,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 13:44:34,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:34,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:34,681 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:44:35,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:35,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1832 states and 2256 transitions. [2018-12-08 13:44:35,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 2256 transitions. [2018-12-08 13:44:35,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 13:44:35,754 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:35,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:35,786 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:44:36,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:36,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 1843 states and 2268 transitions. [2018-12-08 13:44:36,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 2268 transitions. [2018-12-08 13:44:36,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 13:44:36,692 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:36,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:36,720 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:44:36,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:36,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2275 states to 1850 states and 2275 transitions. [2018-12-08 13:44:36,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 2275 transitions. [2018-12-08 13:44:36,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 13:44:36,923 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:36,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:36,946 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:44:37,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:37,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2275 states to 1851 states and 2275 transitions. [2018-12-08 13:44:37,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 2275 transitions. [2018-12-08 13:44:37,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 13:44:37,169 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:37,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:37,192 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:44:37,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:37,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2281 states to 1858 states and 2281 transitions. [2018-12-08 13:44:37,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 2281 transitions. [2018-12-08 13:44:37,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 13:44:37,404 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:37,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:37,428 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:44:37,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:37,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2284 states to 1862 states and 2284 transitions. [2018-12-08 13:44:37,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 2284 transitions. [2018-12-08 13:44:37,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 13:44:37,705 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:37,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:37,728 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:44:38,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:38,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2288 states to 1866 states and 2288 transitions. [2018-12-08 13:44:38,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 2288 transitions. [2018-12-08 13:44:38,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 13:44:38,035 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:38,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:38,110 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 13:44:39,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:39,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 1876 states and 2307 transitions. [2018-12-08 13:44:39,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 2307 transitions. [2018-12-08 13:44:39,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 13:44:39,505 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:39,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:39,575 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 13:44:40,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:40,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2316 states to 1883 states and 2316 transitions. [2018-12-08 13:44:40,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 2316 transitions. [2018-12-08 13:44:40,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 13:44:40,189 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:40,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:40,258 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 13:44:40,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:40,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 1887 states and 2320 transitions. [2018-12-08 13:44:40,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 2320 transitions. [2018-12-08 13:44:40,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 13:44:40,817 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:40,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:40,905 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 13:44:41,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:41,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 1893 states and 2325 transitions. [2018-12-08 13:44:41,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 2325 transitions. [2018-12-08 13:44:41,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 13:44:41,114 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:41,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:41,181 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 13:44:41,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:41,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2334 states to 1903 states and 2334 transitions. [2018-12-08 13:44:41,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 2334 transitions. [2018-12-08 13:44:41,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-08 13:44:41,236 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:41,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:41,279 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-08 13:44:41,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:41,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 1905 states and 2338 transitions. [2018-12-08 13:44:41,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 2338 transitions. [2018-12-08 13:44:41,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-08 13:44:41,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:41,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:41,553 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 13:44:41,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:41,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2343 states to 1909 states and 2343 transitions. [2018-12-08 13:44:41,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 2343 transitions. [2018-12-08 13:44:41,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-08 13:44:41,837 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:41,862 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 13:44:42,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:42,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2343 states to 1910 states and 2343 transitions. [2018-12-08 13:44:42,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 2343 transitions. [2018-12-08 13:44:42,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-08 13:44:42,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:42,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:42,146 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 13:44:42,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:42,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 1913 states and 2345 transitions. [2018-12-08 13:44:42,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 2345 transitions. [2018-12-08 13:44:42,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-08 13:44:42,407 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:42,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:42,431 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 13:44:42,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:42,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2355 states to 1924 states and 2355 transitions. [2018-12-08 13:44:42,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 2355 transitions. [2018-12-08 13:44:42,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-08 13:44:42,771 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:42,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:42,795 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 13:44:42,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:42,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 1931 states and 2362 transitions. [2018-12-08 13:44:42,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 2362 transitions. [2018-12-08 13:44:42,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-08 13:44:42,985 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:42,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:43,009 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 13:44:43,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:43,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 1935 states and 2365 transitions. [2018-12-08 13:44:43,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2365 transitions. [2018-12-08 13:44:43,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 13:44:43,212 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:43,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:43,267 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-08 13:44:43,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:43,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 1936 states and 2365 transitions. [2018-12-08 13:44:43,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 2365 transitions. [2018-12-08 13:44:43,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-08 13:44:43,298 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:43,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:43,358 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 13:44:43,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:43,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2367 states to 1938 states and 2367 transitions. [2018-12-08 13:44:43,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 2367 transitions. [2018-12-08 13:44:43,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-08 13:44:43,416 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:43,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:43,439 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-08 13:44:43,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:43,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 1941 states and 2371 transitions. [2018-12-08 13:44:43,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 2371 transitions. [2018-12-08 13:44:43,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-08 13:44:43,470 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:43,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:43,500 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 126 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 13:44:44,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:44,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2393 states to 1960 states and 2393 transitions. [2018-12-08 13:44:44,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2393 transitions. [2018-12-08 13:44:44,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-08 13:44:44,297 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:44,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:44,327 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 126 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 13:44:45,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:45,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 1964 states and 2398 transitions. [2018-12-08 13:44:45,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 2398 transitions. [2018-12-08 13:44:45,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-08 13:44:45,171 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:45,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:45,206 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 126 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 13:44:45,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:45,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2401 states to 1967 states and 2401 transitions. [2018-12-08 13:44:45,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 2401 transitions. [2018-12-08 13:44:45,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-12-08 13:44:45,452 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:45,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:45,477 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 13:44:45,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:45,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 1979 states and 2412 transitions. [2018-12-08 13:44:45,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 2412 transitions. [2018-12-08 13:44:45,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-12-08 13:44:45,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:45,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:45,551 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 13:44:46,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:46,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 1983 states and 2416 transitions. [2018-12-08 13:44:46,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2416 transitions. [2018-12-08 13:44:46,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-08 13:44:46,874 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:46,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:46,945 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 116 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-08 13:44:51,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:51,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2475 states to 2034 states and 2475 transitions. [2018-12-08 13:44:51,045 INFO L276 IsEmpty]: Start isEmpty. Operand 2034 states and 2475 transitions. [2018-12-08 13:44:51,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-08 13:44:51,046 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:51,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:51,116 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 116 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-08 13:44:51,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:51,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2477 states to 2037 states and 2477 transitions. [2018-12-08 13:44:51,153 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 2477 transitions. [2018-12-08 13:44:51,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-08 13:44:51,154 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:51,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:51,235 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 116 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-08 13:44:53,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:53,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 2062 states and 2506 transitions. [2018-12-08 13:44:53,902 INFO L276 IsEmpty]: Start isEmpty. Operand 2062 states and 2506 transitions. [2018-12-08 13:44:53,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-08 13:44:53,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:53,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:53,977 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 116 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-08 13:44:54,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:54,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2515 states to 2070 states and 2515 transitions. [2018-12-08 13:44:54,699 INFO L276 IsEmpty]: Start isEmpty. Operand 2070 states and 2515 transitions. [2018-12-08 13:44:54,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-08 13:44:54,701 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:54,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:54,786 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 116 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-08 13:44:55,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:55,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2524 states to 2079 states and 2524 transitions. [2018-12-08 13:44:55,500 INFO L276 IsEmpty]: Start isEmpty. Operand 2079 states and 2524 transitions. [2018-12-08 13:44:55,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-08 13:44:55,502 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:55,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:55,587 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 116 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-08 13:44:56,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:56,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2534 states to 2089 states and 2534 transitions. [2018-12-08 13:44:56,111 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2534 transitions. [2018-12-08 13:44:56,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-08 13:44:56,112 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:56,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:56,182 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 116 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-08 13:44:56,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:56,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 2097 states and 2541 transitions. [2018-12-08 13:44:56,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2097 states and 2541 transitions. [2018-12-08 13:44:56,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-08 13:44:56,749 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:56,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:56,780 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 13:44:57,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:57,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 2132 states and 2581 transitions. [2018-12-08 13:44:57,337 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 2581 transitions. [2018-12-08 13:44:57,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-08 13:44:57,339 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:57,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:57,371 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 13:44:57,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:57,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2598 states to 2147 states and 2598 transitions. [2018-12-08 13:44:57,935 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 2598 transitions. [2018-12-08 13:44:57,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-08 13:44:57,937 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:57,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:57,967 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 13:45:00,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:00,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2606 states to 2152 states and 2606 transitions. [2018-12-08 13:45:00,841 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 2606 transitions. [2018-12-08 13:45:00,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-08 13:45:00,843 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:00,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:00,872 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 13:45:01,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:01,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2155 states and 2608 transitions. [2018-12-08 13:45:01,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2155 states and 2608 transitions. [2018-12-08 13:45:01,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-08 13:45:01,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:01,586 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 13:45:02,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:02,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2631 states to 2175 states and 2631 transitions. [2018-12-08 13:45:02,688 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 2631 transitions. [2018-12-08 13:45:02,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-08 13:45:02,689 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:02,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:02,714 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 13:45:04,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:04,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 2192 states and 2650 transitions. [2018-12-08 13:45:04,921 INFO L276 IsEmpty]: Start isEmpty. Operand 2192 states and 2650 transitions. [2018-12-08 13:45:04,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-08 13:45:04,923 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:04,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:04,952 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 13:45:05,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:05,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 2195 states and 2652 transitions. [2018-12-08 13:45:05,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2195 states and 2652 transitions. [2018-12-08 13:45:05,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-08 13:45:05,386 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:05,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:05,417 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 13:45:05,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:05,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 2207 states and 2663 transitions. [2018-12-08 13:45:05,755 INFO L276 IsEmpty]: Start isEmpty. Operand 2207 states and 2663 transitions. [2018-12-08 13:45:05,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-08 13:45:05,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:05,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:05,802 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 131 proven. 15 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 13:45:06,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:06,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 2234 states and 2689 transitions. [2018-12-08 13:45:06,351 INFO L276 IsEmpty]: Start isEmpty. Operand 2234 states and 2689 transitions. [2018-12-08 13:45:06,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-08 13:45:06,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:06,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:06,417 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:45:10,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:10,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2262 states and 2726 transitions. [2018-12-08 13:45:10,101 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 2726 transitions. [2018-12-08 13:45:10,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-08 13:45:10,103 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:10,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:10,181 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:45:10,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:10,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 2264 states and 2727 transitions. [2018-12-08 13:45:10,789 INFO L276 IsEmpty]: Start isEmpty. Operand 2264 states and 2727 transitions. [2018-12-08 13:45:10,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-08 13:45:10,791 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:10,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:10,864 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:45:11,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:11,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2266 states and 2728 transitions. [2018-12-08 13:45:11,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 2728 transitions. [2018-12-08 13:45:11,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-08 13:45:11,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:11,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:11,284 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 13:45:12,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:12,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 2276 states and 2739 transitions. [2018-12-08 13:45:12,164 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 2739 transitions. [2018-12-08 13:45:12,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-08 13:45:12,165 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:12,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:12,194 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 13:45:12,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:12,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2279 states and 2742 transitions. [2018-12-08 13:45:12,545 INFO L276 IsEmpty]: Start isEmpty. Operand 2279 states and 2742 transitions. [2018-12-08 13:45:12,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-08 13:45:12,546 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:12,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:12,573 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 13:45:12,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:12,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2743 states to 2281 states and 2743 transitions. [2018-12-08 13:45:12,888 INFO L276 IsEmpty]: Start isEmpty. Operand 2281 states and 2743 transitions. [2018-12-08 13:45:12,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-08 13:45:12,889 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:12,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:12,919 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-08 13:45:13,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:13,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2747 states to 2285 states and 2747 transitions. [2018-12-08 13:45:13,140 INFO L276 IsEmpty]: Start isEmpty. Operand 2285 states and 2747 transitions. [2018-12-08 13:45:13,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-08 13:45:13,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:13,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:13,172 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-08 13:45:13,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:13,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2758 states to 2297 states and 2758 transitions. [2018-12-08 13:45:13,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2297 states and 2758 transitions. [2018-12-08 13:45:13,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-08 13:45:13,228 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:13,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:14,034 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-08 13:45:19,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:19,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 2348 states and 2810 transitions. [2018-12-08 13:45:19,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 2810 transitions. [2018-12-08 13:45:19,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-08 13:45:19,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:19,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:19,929 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-08 13:45:20,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:20,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2815 states to 2354 states and 2815 transitions. [2018-12-08 13:45:20,266 INFO L276 IsEmpty]: Start isEmpty. Operand 2354 states and 2815 transitions. [2018-12-08 13:45:20,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-08 13:45:20,267 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:20,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:20,292 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 13:45:20,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:20,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2821 states to 2360 states and 2821 transitions. [2018-12-08 13:45:20,588 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 2821 transitions. [2018-12-08 13:45:20,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-08 13:45:20,591 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:20,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:20,622 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 13:45:20,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:20,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 2362 states and 2822 transitions. [2018-12-08 13:45:20,840 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 2822 transitions. [2018-12-08 13:45:20,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-08 13:45:20,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:20,873 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-08 13:45:21,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:21,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2825 states to 2365 states and 2825 transitions. [2018-12-08 13:45:21,241 INFO L276 IsEmpty]: Start isEmpty. Operand 2365 states and 2825 transitions. [2018-12-08 13:45:21,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-08 13:45:21,242 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:21,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:21,269 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 13:45:21,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:21,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2839 states to 2380 states and 2839 transitions. [2018-12-08 13:45:21,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 2839 transitions. [2018-12-08 13:45:21,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-08 13:45:21,673 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:21,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:21,699 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 13:45:22,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:22,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 2395 states and 2853 transitions. [2018-12-08 13:45:22,007 INFO L276 IsEmpty]: Start isEmpty. Operand 2395 states and 2853 transitions. [2018-12-08 13:45:22,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-08 13:45:22,008 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:22,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:22,882 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-08 13:45:27,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:27,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 2458 states and 2916 transitions. [2018-12-08 13:45:27,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2458 states and 2916 transitions. [2018-12-08 13:45:27,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-08 13:45:27,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:27,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:28,069 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-08 13:45:28,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:28,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 2464 states and 2921 transitions. [2018-12-08 13:45:28,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 2921 transitions. [2018-12-08 13:45:28,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-08 13:45:28,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:28,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:28,435 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-08 13:45:29,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:29,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2923 states to 2466 states and 2923 transitions. [2018-12-08 13:45:29,686 INFO L276 IsEmpty]: Start isEmpty. Operand 2466 states and 2923 transitions. [2018-12-08 13:45:29,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-12-08 13:45:29,688 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:29,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:29,724 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-08 13:45:30,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:30,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2926 states to 2469 states and 2926 transitions. [2018-12-08 13:45:30,173 INFO L276 IsEmpty]: Start isEmpty. Operand 2469 states and 2926 transitions. [2018-12-08 13:45:30,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-12-08 13:45:30,174 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:30,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:30,203 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-08 13:45:30,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:30,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2929 states to 2472 states and 2929 transitions. [2018-12-08 13:45:30,929 INFO L276 IsEmpty]: Start isEmpty. Operand 2472 states and 2929 transitions. [2018-12-08 13:45:30,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-12-08 13:45:30,932 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:30,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:31,203 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2018-12-08 13:45:39,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:39,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3083 states to 2608 states and 3083 transitions. [2018-12-08 13:45:39,493 INFO L276 IsEmpty]: Start isEmpty. Operand 2608 states and 3083 transitions. [2018-12-08 13:45:39,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-08 13:45:39,495 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:39,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:39,574 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-12-08 13:45:41,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:41,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 2572 states and 3036 transitions. [2018-12-08 13:45:41,357 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 3036 transitions. [2018-12-08 13:45:41,359 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 13:45:41,359 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 217 iterations. [2018-12-08 13:45:41,366 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 13:45:41,515 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 41 [2018-12-08 13:45:43,549 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 49 [2018-12-08 13:45:44,099 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 7 [2018-12-08 13:45:44,612 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 41 [2018-12-08 13:45:45,190 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 7 [2018-12-08 13:45:45,592 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 7 [2018-12-08 13:45:46,098 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 41 [2018-12-08 13:45:46,486 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 7 [2018-12-08 13:45:46,663 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 45 [2018-12-08 13:45:46,806 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 13:45:46,808 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-08 13:45:46,813 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-08 13:45:46,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 01:45:46 ImpRootNode [2018-12-08 13:45:46,814 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 13:45:46,814 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 13:45:46,814 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 13:45:46,814 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 13:45:46,815 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:43:15" (3/4) ... [2018-12-08 13:45:46,817 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 13:45:46,827 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-12-08 13:45:46,828 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-08 13:45:46,828 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-08 13:45:46,829 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 13:45:46,884 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e5d288ba-d1df-4378-8061-7ce86d92e944/bin-2019/ukojak/witness.graphml [2018-12-08 13:45:46,885 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 13:45:46,885 INFO L168 Benchmark]: Toolchain (without parser) took 152802.91 ms. Allocated memory was 1.0 GB in the beginning and 3.2 GB in the end (delta: 2.2 GB). Free memory was 945.2 MB in the beginning and 1.6 GB in the end (delta: -608.9 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. [2018-12-08 13:45:46,886 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:45:46,886 INFO L168 Benchmark]: CACSL2BoogieTranslator took 303.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -171.0 MB). Peak memory consumption was 36.1 MB. Max. memory is 11.5 GB. [2018-12-08 13:45:46,886 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.01 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 13:45:46,886 INFO L168 Benchmark]: Boogie Preprocessor took 28.42 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 13:45:46,886 INFO L168 Benchmark]: RCFGBuilder took 1029.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 886.6 MB in the end (delta: 218.9 MB). Peak memory consumption was 218.9 MB. Max. memory is 11.5 GB. [2018-12-08 13:45:46,887 INFO L168 Benchmark]: CodeCheck took 151329.51 ms. Allocated memory was 1.2 GB in the beginning and 3.2 GB in the end (delta: 2.1 GB). Free memory was 886.6 MB in the beginning and 1.6 GB in the end (delta: -667.5 MB). Peak memory consumption was 2.2 GB. Max. memory is 11.5 GB. [2018-12-08 13:45:46,887 INFO L168 Benchmark]: Witness Printer took 70.44 ms. Allocated memory is still 3.2 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 6.0 kB). Peak memory consumption was 6.0 kB. Max. memory is 11.5 GB. [2018-12-08 13:45:46,888 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, 227 locations, 1 error locations. SAFE Result, 145.8s OverallTime, 217 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 9961500 SDtfs, -1015776842 SDslu, 102760616 SDs, 0 SdLazy, 1432176534 SolverSat, -2067528316 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 740.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 234382 GetRequests, 231320 SyntacticMatches, 1476 SemanticMatches, 1586 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1701155 ImplicationChecksByTransitivity, 126.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 7.3s InterpolantComputationTime, 33749 NumberOfCodeBlocks, 33749 NumberOfCodeBlocksAsserted, 216 NumberOfCheckSat, 33533 ConstructedInterpolants, 0 QuantifiedInterpolants, 13602774 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 216 InterpolantComputations, 179 PerfectInterpolantSequences, 22881/23133 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: 451]: 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: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: !(a28 == 8) || a17 == 8 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: !(a28 == 8) || a17 == 8 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 303.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -171.0 MB). Peak memory consumption was 36.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.01 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.42 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1029.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 886.6 MB in the end (delta: 218.9 MB). Peak memory consumption was 218.9 MB. Max. memory is 11.5 GB. * CodeCheck took 151329.51 ms. Allocated memory was 1.2 GB in the beginning and 3.2 GB in the end (delta: 2.1 GB). Free memory was 886.6 MB in the beginning and 1.6 GB in the end (delta: -667.5 MB). Peak memory consumption was 2.2 GB. Max. memory is 11.5 GB. * Witness Printer took 70.44 ms. Allocated memory is still 3.2 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 6.0 kB). Peak memory consumption was 6.0 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...