./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label29_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e4d22950-c816-4859-83a3-0698dce244d0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e4d22950-c816-4859-83a3-0698dce244d0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e4d22950-c816-4859-83a3-0698dce244d0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e4d22950-c816-4859-83a3-0698dce244d0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label29_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e4d22950-c816-4859-83a3-0698dce244d0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e4d22950-c816-4859-83a3-0698dce244d0/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 9b698dcf3c9df7b9ad57a5812bd690b0917b122e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 11:33:02,465 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:33:02,466 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:33:02,474 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:33:02,474 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:33:02,475 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:33:02,475 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:33:02,476 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:33:02,477 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:33:02,478 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:33:02,479 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:33:02,479 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:33:02,479 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:33:02,480 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:33:02,481 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:33:02,481 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:33:02,482 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:33:02,483 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:33:02,484 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:33:02,485 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:33:02,486 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:33:02,487 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:33:02,488 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:33:02,489 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:33:02,489 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:33:02,489 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:33:02,490 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:33:02,491 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:33:02,491 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:33:02,492 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:33:02,492 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:33:02,492 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:33:02,493 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:33:02,493 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:33:02,493 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:33:02,494 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:33:02,494 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e4d22950-c816-4859-83a3-0698dce244d0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 11:33:02,504 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:33:02,504 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:33:02,505 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:33:02,505 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 11:33:02,505 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:33:02,505 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:33:02,506 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:33:02,506 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:33:02,506 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:33:02,506 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:33:02,506 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:33:02,506 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:33:02,506 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:33:02,507 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:33:02,507 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:33:02,507 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:33:02,507 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:33:02,507 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:33:02,507 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 11:33:02,507 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 11:33:02,507 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:33:02,508 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:33:02,508 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:33:02,508 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:33:02,508 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:33:02,508 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:33:02,508 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 11:33:02,508 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:33:02,509 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 11:33:02,509 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_e4d22950-c816-4859-83a3-0698dce244d0/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 -> 9b698dcf3c9df7b9ad57a5812bd690b0917b122e [2018-11-18 11:33:02,532 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:33:02,539 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:33:02,541 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:33:02,541 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:33:02,542 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:33:02,542 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e4d22950-c816-4859-83a3-0698dce244d0/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label29_true-unreach-call_false-termination.c [2018-11-18 11:33:02,575 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e4d22950-c816-4859-83a3-0698dce244d0/bin-2019/ukojak/data/2c050e397/403eacc760704527a7dd08971fddf807/FLAG531d3024a [2018-11-18 11:33:03,005 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:33:03,005 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e4d22950-c816-4859-83a3-0698dce244d0/sv-benchmarks/c/eca-rers2012/Problem02_label29_true-unreach-call_false-termination.c [2018-11-18 11:33:03,014 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e4d22950-c816-4859-83a3-0698dce244d0/bin-2019/ukojak/data/2c050e397/403eacc760704527a7dd08971fddf807/FLAG531d3024a [2018-11-18 11:33:03,026 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e4d22950-c816-4859-83a3-0698dce244d0/bin-2019/ukojak/data/2c050e397/403eacc760704527a7dd08971fddf807 [2018-11-18 11:33:03,028 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:33:03,029 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:33:03,029 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:33:03,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:33:03,032 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:33:03,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:33:03" (1/1) ... [2018-11-18 11:33:03,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3275144b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:03, skipping insertion in model container [2018-11-18 11:33:03,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:33:03" (1/1) ... [2018-11-18 11:33:03,039 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:33:03,073 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:33:03,309 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:33:03,313 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:33:03,374 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:33:03,384 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:33:03,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:03 WrapperNode [2018-11-18 11:33:03,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:33:03,385 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:33:03,385 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:33:03,386 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:33:03,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:03" (1/1) ... [2018-11-18 11:33:03,447 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:03" (1/1) ... [2018-11-18 11:33:03,482 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:33:03,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:33:03,482 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:33:03,482 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:33:03,490 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:03" (1/1) ... [2018-11-18 11:33:03,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:03" (1/1) ... [2018-11-18 11:33:03,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:03" (1/1) ... [2018-11-18 11:33:03,493 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:03" (1/1) ... [2018-11-18 11:33:03,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:03" (1/1) ... [2018-11-18 11:33:03,515 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:03" (1/1) ... [2018-11-18 11:33:03,518 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:03" (1/1) ... [2018-11-18 11:33:03,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:33:03,522 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:33:03,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:33:03,522 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:33:03,523 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:33:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e4d22950-c816-4859-83a3-0698dce244d0/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:33:03,576 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 11:33:03,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:33:03,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:33:05,020 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:33:05,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:33:05 BoogieIcfgContainer [2018-11-18 11:33:05,020 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:33:05,021 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 11:33:05,021 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 11:33:05,047 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 11:33:05,047 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:33:05" (1/1) ... [2018-11-18 11:33:05,060 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:33:05,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:05,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-18 11:33:05,091 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-18 11:33:05,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 11:33:05,095 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:05,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:05,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:05,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:05,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 165 states and 243 transitions. [2018-11-18 11:33:05,703 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 243 transitions. [2018-11-18 11:33:05,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 11:33:05,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:05,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:05,774 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:33:05,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:05,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 166 states and 244 transitions. [2018-11-18 11:33:05,908 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 244 transitions. [2018-11-18 11:33:05,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 11:33:05,910 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:05,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:05,965 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:06,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:06,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 184 states and 271 transitions. [2018-11-18 11:33:06,109 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 271 transitions. [2018-11-18 11:33:06,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 11:33:06,111 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:06,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:06,160 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:06,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:06,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 206 states and 297 transitions. [2018-11-18 11:33:06,338 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 297 transitions. [2018-11-18 11:33:06,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 11:33:06,342 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:06,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:06,410 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:06,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:06,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 225 states and 325 transitions. [2018-11-18 11:33:06,742 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 325 transitions. [2018-11-18 11:33:06,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 11:33:06,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:06,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:06,772 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:06,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:06,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 230 states and 331 transitions. [2018-11-18 11:33:06,948 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 331 transitions. [2018-11-18 11:33:06,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 11:33:06,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:06,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:06,973 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:06,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:06,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 234 states and 335 transitions. [2018-11-18 11:33:06,997 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 335 transitions. [2018-11-18 11:33:06,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 11:33:06,998 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:07,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:07,024 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:33:07,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:07,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 235 states and 337 transitions. [2018-11-18 11:33:07,118 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 337 transitions. [2018-11-18 11:33:07,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 11:33:07,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:07,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:07,151 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:33:07,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:07,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 253 states and 356 transitions. [2018-11-18 11:33:07,458 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 356 transitions. [2018-11-18 11:33:07,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 11:33:07,459 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:07,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:07,476 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 11:33:07,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:07,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 258 states and 362 transitions. [2018-11-18 11:33:07,682 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 362 transitions. [2018-11-18 11:33:07,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 11:33:07,683 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:07,743 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:33:08,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:08,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 338 states and 459 transitions. [2018-11-18 11:33:08,075 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 459 transitions. [2018-11-18 11:33:08,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 11:33:08,076 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:08,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:08,152 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:08,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:08,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 369 states and 498 transitions. [2018-11-18 11:33:08,582 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 498 transitions. [2018-11-18 11:33:08,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 11:33:08,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:08,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:08,607 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:33:08,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:08,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 388 states and 519 transitions. [2018-11-18 11:33:08,849 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 519 transitions. [2018-11-18 11:33:08,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 11:33:08,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:08,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:08,911 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:33:09,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:09,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 395 states and 530 transitions. [2018-11-18 11:33:09,093 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 530 transitions. [2018-11-18 11:33:09,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 11:33:09,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:09,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:09,176 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:09,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:09,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 426 states and 566 transitions. [2018-11-18 11:33:09,960 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 566 transitions. [2018-11-18 11:33:09,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 11:33:09,961 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:09,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:10,003 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:10,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:10,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 430 states and 570 transitions. [2018-11-18 11:33:10,101 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 570 transitions. [2018-11-18 11:33:10,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 11:33:10,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:10,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:10,154 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:33:10,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:10,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 435 states and 575 transitions. [2018-11-18 11:33:10,175 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 575 transitions. [2018-11-18 11:33:10,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 11:33:10,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:10,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:10,201 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:10,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:10,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 448 states and 589 transitions. [2018-11-18 11:33:10,301 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 589 transitions. [2018-11-18 11:33:10,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 11:33:10,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:10,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:10,323 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:10,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:10,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 467 states and 611 transitions. [2018-11-18 11:33:10,634 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 611 transitions. [2018-11-18 11:33:10,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 11:33:10,635 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:10,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:10,654 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 11:33:10,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:10,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 471 states and 614 transitions. [2018-11-18 11:33:10,721 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 614 transitions. [2018-11-18 11:33:10,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 11:33:10,722 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:10,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:10,742 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:33:10,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:10,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 476 states and 618 transitions. [2018-11-18 11:33:10,762 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 618 transitions. [2018-11-18 11:33:10,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 11:33:10,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:10,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:10,788 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:33:10,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:10,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 490 states and 633 transitions. [2018-11-18 11:33:10,993 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 633 transitions. [2018-11-18 11:33:10,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-18 11:33:10,994 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:11,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:11,014 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:33:11,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:11,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 502 states and 644 transitions. [2018-11-18 11:33:11,098 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 644 transitions. [2018-11-18 11:33:11,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 11:33:11,099 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:11,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:11,120 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:11,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:11,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 507 states and 650 transitions. [2018-11-18 11:33:11,264 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 650 transitions. [2018-11-18 11:33:11,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 11:33:11,265 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:11,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:11,544 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 80 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:33:12,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:12,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 549 states and 703 transitions. [2018-11-18 11:33:12,711 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 703 transitions. [2018-11-18 11:33:12,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 11:33:12,713 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:12,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:12,761 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 80 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:33:12,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:12,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 564 states and 717 transitions. [2018-11-18 11:33:12,942 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 717 transitions. [2018-11-18 11:33:12,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 11:33:12,943 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:12,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:12,989 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 80 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:33:13,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:13,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 576 states and 728 transitions. [2018-11-18 11:33:13,231 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 728 transitions. [2018-11-18 11:33:13,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 11:33:13,232 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:13,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:13,273 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:13,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:13,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 597 states and 749 transitions. [2018-11-18 11:33:13,381 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 749 transitions. [2018-11-18 11:33:13,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 11:33:13,381 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:13,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:13,420 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:33:13,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:13,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 624 states and 776 transitions. [2018-11-18 11:33:13,497 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 776 transitions. [2018-11-18 11:33:13,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 11:33:13,498 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:13,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:13,518 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:33:13,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:13,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 629 states and 783 transitions. [2018-11-18 11:33:13,555 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 783 transitions. [2018-11-18 11:33:13,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 11:33:13,556 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:13,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:13,578 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:33:13,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:13,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 630 states and 784 transitions. [2018-11-18 11:33:13,594 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 784 transitions. [2018-11-18 11:33:13,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 11:33:13,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:14,036 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:15,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:15,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 689 states and 849 transitions. [2018-11-18 11:33:15,846 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 849 transitions. [2018-11-18 11:33:15,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 11:33:15,846 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:15,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:15,910 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:33:16,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:16,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 708 states and 871 transitions. [2018-11-18 11:33:16,364 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 871 transitions. [2018-11-18 11:33:16,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 11:33:16,365 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:16,432 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:33:16,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:16,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 709 states and 873 transitions. [2018-11-18 11:33:16,474 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 873 transitions. [2018-11-18 11:33:16,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 11:33:16,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:16,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:16,801 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:19,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:19,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 778 states and 953 transitions. [2018-11-18 11:33:19,629 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 953 transitions. [2018-11-18 11:33:19,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 11:33:19,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:19,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:19,673 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:19,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:19,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 782 states and 957 transitions. [2018-11-18 11:33:19,876 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 957 transitions. [2018-11-18 11:33:19,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 11:33:19,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:19,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:19,906 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:33:19,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:19,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 785 states and 960 transitions. [2018-11-18 11:33:19,948 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 960 transitions. [2018-11-18 11:33:19,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 11:33:19,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:19,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:20,182 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:21,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:21,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 828 states and 1007 transitions. [2018-11-18 11:33:21,703 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1007 transitions. [2018-11-18 11:33:21,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 11:33:21,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:21,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:21,789 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:22,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:22,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 832 states and 1010 transitions. [2018-11-18 11:33:22,003 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1010 transitions. [2018-11-18 11:33:22,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 11:33:22,004 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:22,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:22,065 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:22,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:22,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 844 states and 1022 transitions. [2018-11-18 11:33:22,284 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1022 transitions. [2018-11-18 11:33:22,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 11:33:22,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:22,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:22,318 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:22,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:22,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 848 states and 1026 transitions. [2018-11-18 11:33:22,486 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1026 transitions. [2018-11-18 11:33:22,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 11:33:22,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:22,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:22,540 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-18 11:33:22,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:22,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 850 states and 1027 transitions. [2018-11-18 11:33:22,647 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1027 transitions. [2018-11-18 11:33:22,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 11:33:22,648 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:22,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:22,835 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:33:23,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:23,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 854 states and 1033 transitions. [2018-11-18 11:33:23,140 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1033 transitions. [2018-11-18 11:33:23,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 11:33:23,141 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:23,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:23,229 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:33:23,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:23,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 866 states and 1044 transitions. [2018-11-18 11:33:23,503 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1044 transitions. [2018-11-18 11:33:23,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-18 11:33:23,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:23,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:23,527 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:33:23,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:23,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 870 states and 1051 transitions. [2018-11-18 11:33:23,713 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1051 transitions. [2018-11-18 11:33:23,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 11:33:23,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:23,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:23,747 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:33:24,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:24,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 897 states and 1080 transitions. [2018-11-18 11:33:24,528 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1080 transitions. [2018-11-18 11:33:24,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 11:33:24,529 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:24,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:24,628 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-18 11:33:25,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:25,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 905 states and 1090 transitions. [2018-11-18 11:33:25,227 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1090 transitions. [2018-11-18 11:33:25,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 11:33:25,228 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:25,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:25,262 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:33:25,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:25,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 917 states and 1107 transitions. [2018-11-18 11:33:25,661 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1107 transitions. [2018-11-18 11:33:25,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 11:33:25,661 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:25,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:25,694 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:33:25,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:25,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 921 states and 1112 transitions. [2018-11-18 11:33:25,788 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1112 transitions. [2018-11-18 11:33:25,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 11:33:25,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:25,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:26,121 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 159 proven. 11 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:33:27,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:27,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 941 states and 1137 transitions. [2018-11-18 11:33:27,488 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1137 transitions. [2018-11-18 11:33:27,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 11:33:27,489 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:27,513 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 11:33:27,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:27,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 943 states and 1138 transitions. [2018-11-18 11:33:27,727 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1138 transitions. [2018-11-18 11:33:27,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 11:33:27,728 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:27,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:27,806 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 11:33:28,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:28,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 1023 states and 1229 transitions. [2018-11-18 11:33:28,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1229 transitions. [2018-11-18 11:33:28,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 11:33:28,482 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:28,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:28,626 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:33:29,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:29,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 1095 states and 1307 transitions. [2018-11-18 11:33:29,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 1307 transitions. [2018-11-18 11:33:29,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-18 11:33:29,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:29,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:29,238 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:33:29,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:30,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1125 states and 1339 transitions. [2018-11-18 11:33:30,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1339 transitions. [2018-11-18 11:33:30,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-18 11:33:30,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:30,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:30,047 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:33:31,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:31,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1150 states and 1364 transitions. [2018-11-18 11:33:31,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1364 transitions. [2018-11-18 11:33:31,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 11:33:31,186 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:31,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:31,231 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:33:31,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:31,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1175 states and 1388 transitions. [2018-11-18 11:33:31,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1388 transitions. [2018-11-18 11:33:31,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 11:33:31,518 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:31,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:31,571 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:33:32,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:32,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1207 states and 1420 transitions. [2018-11-18 11:33:32,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1420 transitions. [2018-11-18 11:33:32,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 11:33:32,804 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:32,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:32,832 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:33:32,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:32,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1209 states and 1421 transitions. [2018-11-18 11:33:32,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1421 transitions. [2018-11-18 11:33:32,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 11:33:32,928 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:32,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:32,960 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 11:33:32,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:32,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1215 states and 1426 transitions. [2018-11-18 11:33:32,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 1426 transitions. [2018-11-18 11:33:32,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 11:33:32,995 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:33,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:33,126 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:33:34,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:34,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 1292 states and 1512 transitions. [2018-11-18 11:33:34,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1512 transitions. [2018-11-18 11:33:34,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 11:33:34,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:34,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:34,153 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:33:34,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:34,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 1296 states and 1516 transitions. [2018-11-18 11:33:34,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 1516 transitions. [2018-11-18 11:33:34,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 11:33:34,259 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:34,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:34,294 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:33:34,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:34,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 1321 states and 1541 transitions. [2018-11-18 11:33:34,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1541 transitions. [2018-11-18 11:33:34,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-18 11:33:34,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:34,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:34,899 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 11:33:35,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:35,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1326 states and 1551 transitions. [2018-11-18 11:33:35,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1551 transitions. [2018-11-18 11:33:35,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-18 11:33:35,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:35,104 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 11:33:35,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:35,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1328 states and 1555 transitions. [2018-11-18 11:33:35,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1555 transitions. [2018-11-18 11:33:35,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 11:33:35,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:35,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:35,461 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-18 11:33:35,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:35,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1334 states and 1564 transitions. [2018-11-18 11:33:35,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1564 transitions. [2018-11-18 11:33:35,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 11:33:35,649 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:35,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:35,694 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-18 11:33:35,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:35,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1335 states and 1564 transitions. [2018-11-18 11:33:35,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1564 transitions. [2018-11-18 11:33:35,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 11:33:35,887 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:35,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:36,079 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:36,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:36,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 1358 states and 1590 transitions. [2018-11-18 11:33:36,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1590 transitions. [2018-11-18 11:33:36,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 11:33:36,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:36,847 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 11:33:36,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:36,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 1363 states and 1595 transitions. [2018-11-18 11:33:36,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 1595 transitions. [2018-11-18 11:33:36,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 11:33:36,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:36,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:36,937 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 11:33:37,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:37,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1383 states and 1619 transitions. [2018-11-18 11:33:37,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1619 transitions. [2018-11-18 11:33:37,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 11:33:37,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:37,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:37,474 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 11:33:37,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:37,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1387 states and 1623 transitions. [2018-11-18 11:33:37,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1623 transitions. [2018-11-18 11:33:37,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 11:33:37,733 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:37,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:37,783 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 156 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 11:33:38,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:38,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1434 states and 1677 transitions. [2018-11-18 11:33:38,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 1677 transitions. [2018-11-18 11:33:38,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 11:33:38,443 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:38,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:38,487 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 156 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 11:33:38,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:38,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1440 states and 1682 transitions. [2018-11-18 11:33:38,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 1682 transitions. [2018-11-18 11:33:38,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 11:33:38,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:38,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:38,877 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 156 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 11:33:39,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:39,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1445 states and 1687 transitions. [2018-11-18 11:33:39,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 1687 transitions. [2018-11-18 11:33:39,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 11:33:39,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:39,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:39,145 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 11:33:39,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:39,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1479 states and 1727 transitions. [2018-11-18 11:33:39,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1727 transitions. [2018-11-18 11:33:39,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 11:33:39,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:39,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:39,990 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 11:33:40,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:40,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 1490 states and 1737 transitions. [2018-11-18 11:33:40,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 1737 transitions. [2018-11-18 11:33:40,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 11:33:40,492 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:40,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:40,519 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:33:40,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:40,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 1494 states and 1743 transitions. [2018-11-18 11:33:40,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1743 transitions. [2018-11-18 11:33:40,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 11:33:40,625 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:40,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:40,670 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:33:40,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:40,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 1506 states and 1755 transitions. [2018-11-18 11:33:40,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1755 transitions. [2018-11-18 11:33:40,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 11:33:40,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:40,803 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:33:41,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:41,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1513 states and 1761 transitions. [2018-11-18 11:33:41,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 1761 transitions. [2018-11-18 11:33:41,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-18 11:33:41,059 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:41,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:41,097 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:33:41,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:41,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 1517 states and 1766 transitions. [2018-11-18 11:33:41,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 1766 transitions. [2018-11-18 11:33:41,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 11:33:41,372 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:41,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:41,410 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:33:41,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:41,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 1548 states and 1802 transitions. [2018-11-18 11:33:41,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1802 transitions. [2018-11-18 11:33:41,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 11:33:41,790 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:41,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:41,818 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:33:43,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:43,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1584 states and 1841 transitions. [2018-11-18 11:33:43,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 1841 transitions. [2018-11-18 11:33:43,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 11:33:43,259 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:43,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:43,288 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:33:43,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:43,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 1590 states and 1848 transitions. [2018-11-18 11:33:43,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 1848 transitions. [2018-11-18 11:33:43,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 11:33:43,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:43,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:43,448 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:33:43,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:43,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1597 states and 1854 transitions. [2018-11-18 11:33:43,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 1854 transitions. [2018-11-18 11:33:43,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-18 11:33:43,696 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:43,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:43,729 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 11:33:43,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:43,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 1602 states and 1857 transitions. [2018-11-18 11:33:43,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 1857 transitions. [2018-11-18 11:33:43,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 11:33:43,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:44,719 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:47,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:47,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 1681 states and 1952 transitions. [2018-11-18 11:33:47,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 1952 transitions. [2018-11-18 11:33:47,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 11:33:47,493 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:47,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:47,722 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:48,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:48,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 1685 states and 1956 transitions. [2018-11-18 11:33:48,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 1956 transitions. [2018-11-18 11:33:48,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 11:33:48,037 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:48,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:48,210 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:33:48,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:48,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 1690 states and 1960 transitions. [2018-11-18 11:33:48,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 1960 transitions. [2018-11-18 11:33:48,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 11:33:48,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:48,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:48,489 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 11:33:48,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:48,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 1698 states and 1968 transitions. [2018-11-18 11:33:48,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 1968 transitions. [2018-11-18 11:33:48,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-18 11:33:48,523 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:48,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:48,605 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-18 11:33:49,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:49,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 1778 states and 2051 transitions. [2018-11-18 11:33:49,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2051 transitions. [2018-11-18 11:33:49,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-18 11:33:49,300 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:49,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:49,414 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 198 proven. 6 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-18 11:33:49,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:49,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2060 states to 1785 states and 2060 transitions. [2018-11-18 11:33:49,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 2060 transitions. [2018-11-18 11:33:49,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-18 11:33:49,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:49,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:49,747 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 198 proven. 6 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-18 11:33:49,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:49,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2060 states to 1786 states and 2060 transitions. [2018-11-18 11:33:49,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2060 transitions. [2018-11-18 11:33:49,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-18 11:33:49,961 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:49,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:50,027 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-11-18 11:33:50,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:50,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 1787 states and 2061 transitions. [2018-11-18 11:33:50,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2061 transitions. [2018-11-18 11:33:50,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-18 11:33:50,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:50,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:50,120 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-11-18 11:33:50,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:50,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 1704 states and 1975 transitions. [2018-11-18 11:33:50,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 1975 transitions. [2018-11-18 11:33:50,335 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 11:33:50,335 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 94 iterations. [2018-11-18 11:33:50,342 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 11:33:53,558 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:33:53,560 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-18 11:33:53,566 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-18 11:33:53,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 11:33:53 ImpRootNode [2018-11-18 11:33:53,566 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 11:33:53,567 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:33:53,567 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:33:53,567 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:33:53,567 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:33:05" (3/4) ... [2018-11-18 11:33:53,569 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 11:33:53,582 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-18 11:33:53,583 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-18 11:33:53,583 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-18 11:33:53,584 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 11:33:53,676 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e4d22950-c816-4859-83a3-0698dce244d0/bin-2019/ukojak/witness.graphml [2018-11-18 11:33:53,677 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:33:53,677 INFO L168 Benchmark]: Toolchain (without parser) took 50648.90 ms. Allocated memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: 1.5 GB). Free memory was 950.0 MB in the beginning and 1.2 GB in the end (delta: -270.6 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-11-18 11:33:53,678 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:33:53,678 INFO L168 Benchmark]: CACSL2BoogieTranslator took 355.83 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 920.3 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:33:53,679 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 920.3 MB in the beginning and 1.1 GB in the end (delta: -197.8 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-18 11:33:53,679 INFO L168 Benchmark]: Boogie Preprocessor took 39.57 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. [2018-11-18 11:33:53,679 INFO L168 Benchmark]: RCFGBuilder took 1498.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 868.5 MB in the end (delta: 244.3 MB). Peak memory consumption was 244.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:33:53,680 INFO L168 Benchmark]: CodeCheck took 48545.40 ms. Allocated memory was 1.2 GB in the beginning and 2.5 GB in the end (delta: 1.3 GB). Free memory was 868.5 MB in the beginning and 1.2 GB in the end (delta: -352.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2018-11-18 11:33:53,680 INFO L168 Benchmark]: Witness Printer took 110.18 ms. Allocated memory is still 2.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. [2018-11-18 11:33:53,682 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, 228 locations, 1 error locations. SAFE Result, 45.2s OverallTime, 94 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1408239712 SDtfs, -1491054720 SDslu, -1483717888 SDs, 0 SdLazy, 384144936 SolverSat, -1152002016 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 207.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 102785 GetRequests, 100917 SyntacticMatches, 1156 SemanticMatches, 712 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 374666 ImplicationChecksByTransitivity, 35.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 15778 NumberOfCodeBlocks, 15778 NumberOfCodeBlocksAsserted, 93 NumberOfCheckSat, 15685 ConstructedInterpolants, 0 QuantifiedInterpolants, 7204289 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 93 InterpolantComputations, 74 PerfectInterpolantSequences, 11955/12232 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: 478]: 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: ((a19 == 1 || !(a25 == 1)) || a17 == 8) || !(a28 == 7) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a19 == 1 || a17 == 8) || !(a25 == 1)) || !(a28 == 7) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 355.83 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 920.3 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 96.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 920.3 MB in the beginning and 1.1 GB in the end (delta: -197.8 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.57 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 1498.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 868.5 MB in the end (delta: 244.3 MB). Peak memory consumption was 244.3 MB. Max. memory is 11.5 GB. * CodeCheck took 48545.40 ms. Allocated memory was 1.2 GB in the beginning and 2.5 GB in the end (delta: 1.3 GB). Free memory was 868.5 MB in the beginning and 1.2 GB in the end (delta: -352.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. * Witness Printer took 110.18 ms. Allocated memory is still 2.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...