./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_1a.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0c526e91-46af-41bf-9738-159de20a9932/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0c526e91-46af-41bf-9738-159de20a9932/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0c526e91-46af-41bf-9738-159de20a9932/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0c526e91-46af-41bf-9738-159de20a9932/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_1a.BV.c.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0c526e91-46af-41bf-9738-159de20a9932/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0c526e91-46af-41bf-9738-159de20a9932/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 49452e318e3c9c4b1e038ab7778998d33b04e5b2 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 16:55:52,550 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 16:55:52,551 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 16:55:52,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 16:55:52,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 16:55:52,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 16:55:52,560 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 16:55:52,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 16:55:52,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 16:55:52,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 16:55:52,564 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 16:55:52,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 16:55:52,565 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 16:55:52,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 16:55:52,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 16:55:52,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 16:55:52,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 16:55:52,569 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 16:55:52,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 16:55:52,571 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 16:55:52,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 16:55:52,573 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 16:55:52,574 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 16:55:52,574 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 16:55:52,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 16:55:52,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 16:55:52,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 16:55:52,576 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 16:55:52,577 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 16:55:52,577 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 16:55:52,577 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 16:55:52,578 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 16:55:52,578 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 16:55:52,579 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 16:55:52,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 16:55:52,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 16:55:52,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 16:55:52,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 16:55:52,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 16:55:52,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 16:55:52,581 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 16:55:52,582 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0c526e91-46af-41bf-9738-159de20a9932/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf [2019-12-01 16:55:52,591 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 16:55:52,591 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 16:55:52,592 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 16:55:52,592 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 16:55:52,592 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 16:55:52,592 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 16:55:52,593 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 16:55:52,593 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 16:55:52,593 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-01 16:55:52,593 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 16:55:52,593 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 16:55:52,593 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 16:55:52,593 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 16:55:52,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 16:55:52,594 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 16:55:52,594 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-12-01 16:55:52,594 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 16:55:52,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 16:55:52,594 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 16:55:52,594 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 16:55:52,594 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 16:55:52,595 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 16:55:52,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 16:55:52,595 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 16:55:52,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 16:55:52,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 16:55:52,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 16:55:52,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 16:55:52,595 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 16:55:52,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 16:55:52,596 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 16:55:52,596 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_0c526e91-46af-41bf-9738-159de20a9932/bin/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 ! overflow) ) 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 -> 49452e318e3c9c4b1e038ab7778998d33b04e5b2 [2019-12-01 16:55:52,693 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 16:55:52,700 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 16:55:52,703 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 16:55:52,704 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 16:55:52,704 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 16:55:52,704 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0c526e91-46af-41bf-9738-159de20a9932/bin/ukojak/../../sv-benchmarks/c/bitvector/s3_srvr_1a.BV.c.cil.c [2019-12-01 16:55:52,741 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0c526e91-46af-41bf-9738-159de20a9932/bin/ukojak/data/49b023fd5/dab3f3d98dbb4f6eb775da32827166e0/FLAG4dadb2217 [2019-12-01 16:55:53,208 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 16:55:53,209 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0c526e91-46af-41bf-9738-159de20a9932/sv-benchmarks/c/bitvector/s3_srvr_1a.BV.c.cil.c [2019-12-01 16:55:53,219 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0c526e91-46af-41bf-9738-159de20a9932/bin/ukojak/data/49b023fd5/dab3f3d98dbb4f6eb775da32827166e0/FLAG4dadb2217 [2019-12-01 16:55:53,229 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0c526e91-46af-41bf-9738-159de20a9932/bin/ukojak/data/49b023fd5/dab3f3d98dbb4f6eb775da32827166e0 [2019-12-01 16:55:53,231 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 16:55:53,232 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 16:55:53,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 16:55:53,233 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 16:55:53,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 16:55:53,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:55:53" (1/1) ... [2019-12-01 16:55:53,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@408e5454 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:53, skipping insertion in model container [2019-12-01 16:55:53,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:55:53" (1/1) ... [2019-12-01 16:55:53,242 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 16:55:53,273 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 16:55:53,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 16:55:53,469 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 16:55:53,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 16:55:53,512 INFO L208 MainTranslator]: Completed translation [2019-12-01 16:55:53,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:53 WrapperNode [2019-12-01 16:55:53,512 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 16:55:53,513 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 16:55:53,513 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 16:55:53,513 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 16:55:53,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:53" (1/1) ... [2019-12-01 16:55:53,525 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:53" (1/1) ... [2019-12-01 16:55:53,547 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 16:55:53,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 16:55:53,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 16:55:53,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 16:55:53,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:53" (1/1) ... [2019-12-01 16:55:53,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:53" (1/1) ... [2019-12-01 16:55:53,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:53" (1/1) ... [2019-12-01 16:55:53,557 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:53" (1/1) ... [2019-12-01 16:55:53,562 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:53" (1/1) ... [2019-12-01 16:55:53,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:53" (1/1) ... [2019-12-01 16:55:53,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:53" (1/1) ... [2019-12-01 16:55:53,572 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 16:55:53,573 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 16:55:53,573 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 16:55:53,573 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 16:55:53,573 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0c526e91-46af-41bf-9738-159de20a9932/bin/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 [2019-12-01 16:55:53,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 16:55:53,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 16:55:53,681 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 16:55:53,970 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2019-12-01 16:55:53,970 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2019-12-01 16:55:54,093 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 16:55:54,093 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-01 16:55:54,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:55:54 BoogieIcfgContainer [2019-12-01 16:55:54,094 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 16:55:54,095 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 16:55:54,095 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 16:55:54,102 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 16:55:54,102 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:55:54" (1/1) ... [2019-12-01 16:55:54,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 16:55:54,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:55:54,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 112 states and 190 transitions. [2019-12-01 16:55:54,135 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 190 transitions. [2019-12-01 16:55:54,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-01 16:55:54,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:55:54,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:55:54,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:55:54,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:55:54,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 114 states and 191 transitions. [2019-12-01 16:55:54,272 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 191 transitions. [2019-12-01 16:55:54,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-01 16:55:54,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:55:54,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:55:54,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:55:54,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:55:54,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 117 states and 194 transitions. [2019-12-01 16:55:54,339 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 194 transitions. [2019-12-01 16:55:54,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-01 16:55:54,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:55:54,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:55:54,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:55:54,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:55:54,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 121 states and 198 transitions. [2019-12-01 16:55:54,425 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 198 transitions. [2019-12-01 16:55:54,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-01 16:55:54,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:55:54,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:55:54,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:55:54,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:55:54,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 126 states and 203 transitions. [2019-12-01 16:55:54,549 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 203 transitions. [2019-12-01 16:55:54,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-01 16:55:54,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:55:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:55:54,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:55:54,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:55:54,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 132 states and 209 transitions. [2019-12-01 16:55:54,726 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 209 transitions. [2019-12-01 16:55:54,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-01 16:55:54,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:55:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:55:54,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:55:54,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:55:54,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 139 states and 216 transitions. [2019-12-01 16:55:54,960 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 216 transitions. [2019-12-01 16:55:54,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-01 16:55:54,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:55:54,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:55:54,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:55:55,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:55:55,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 148 states and 225 transitions. [2019-12-01 16:55:55,232 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 225 transitions. [2019-12-01 16:55:55,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 16:55:55,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:55:55,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:55:55,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:55:55,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:55:55,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 156 states and 233 transitions. [2019-12-01 16:55:55,575 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 233 transitions. [2019-12-01 16:55:55,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 16:55:55,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:55:55,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:55:55,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:55:55,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:55:55,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 158 states and 242 transitions. [2019-12-01 16:55:55,657 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 242 transitions. [2019-12-01 16:55:55,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-01 16:55:55,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:55:55,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:55:55,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:55:56,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:55:56,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 162 states and 261 transitions. [2019-12-01 16:55:56,530 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 261 transitions. [2019-12-01 16:55:56,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-01 16:55:56,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:55:56,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:55:56,569 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:55:56,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:55:56,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 164 states and 270 transitions. [2019-12-01 16:55:56,729 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 270 transitions. [2019-12-01 16:55:56,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-01 16:55:56,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:55:56,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:55:56,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:55:57,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:55:57,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 175 states and 281 transitions. [2019-12-01 16:55:57,473 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 281 transitions. [2019-12-01 16:55:57,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-01 16:55:57,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:55:57,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:55:57,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:55:57,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:55:57,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 178 states and 285 transitions. [2019-12-01 16:55:57,543 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 285 transitions. [2019-12-01 16:55:57,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-01 16:55:57,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:55:57,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:55:57,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:55:58,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:55:58,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 191 states and 297 transitions. [2019-12-01 16:55:58,718 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 297 transitions. [2019-12-01 16:55:58,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-01 16:55:58,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:55:58,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:55:58,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:56:00,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:56:00,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 203 states and 309 transitions. [2019-12-01 16:56:00,437 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 309 transitions. [2019-12-01 16:56:00,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-01 16:56:00,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:56:00,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:56:00,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:56:00,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:56:00,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 204 states and 310 transitions. [2019-12-01 16:56:00,459 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 310 transitions. [2019-12-01 16:56:00,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-01 16:56:00,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:56:00,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:56:00,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:56:01,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:56:01,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 218 states and 324 transitions. [2019-12-01 16:56:01,890 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 324 transitions. [2019-12-01 16:56:01,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-01 16:56:01,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:56:01,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:56:01,902 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 16:56:01,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:56:01,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 224 states and 333 transitions. [2019-12-01 16:56:01,917 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 333 transitions. [2019-12-01 16:56:01,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-01 16:56:01,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:56:01,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:56:01,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:56:04,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:56:04,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 239 states and 348 transitions. [2019-12-01 16:56:04,154 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 348 transitions. [2019-12-01 16:56:04,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-01 16:56:04,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:56:04,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:56:04,166 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:56:04,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:56:04,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 242 states and 352 transitions. [2019-12-01 16:56:04,183 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 352 transitions. [2019-12-01 16:56:04,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-01 16:56:04,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:56:04,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:56:04,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:56:06,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:56:06,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 258 states and 368 transitions. [2019-12-01 16:56:06,101 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 368 transitions. [2019-12-01 16:56:06,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-01 16:56:06,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:56:06,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:56:06,116 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:56:06,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:56:06,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 259 states and 369 transitions. [2019-12-01 16:56:06,126 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 369 transitions. [2019-12-01 16:56:06,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-01 16:56:06,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:56:06,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:56:06,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:56:10,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:56:10,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 278 states and 388 transitions. [2019-12-01 16:56:10,278 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 388 transitions. [2019-12-01 16:56:10,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-01 16:56:10,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:56:10,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:56:10,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:56:12,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:56:12,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 298 states and 408 transitions. [2019-12-01 16:56:12,746 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 408 transitions. [2019-12-01 16:56:12,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-01 16:56:12,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:56:12,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:56:12,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:56:16,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:56:16,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 315 states and 425 transitions. [2019-12-01 16:56:16,539 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 425 transitions. [2019-12-01 16:56:16,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-01 16:56:16,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:56:16,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:56:16,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:56:20,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:56:20,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 333 states and 443 transitions. [2019-12-01 16:56:20,937 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 443 transitions. [2019-12-01 16:56:20,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-01 16:56:20,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:56:20,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:56:20,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:56:25,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:56:25,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 354 states and 464 transitions. [2019-12-01 16:56:25,994 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 464 transitions. [2019-12-01 16:56:25,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-01 16:56:25,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:56:26,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:56:26,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:56:32,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:56:32,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 376 states and 486 transitions. [2019-12-01 16:56:32,813 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 486 transitions. [2019-12-01 16:56:32,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-01 16:56:32,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:56:32,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:56:32,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:56:39,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:56:39,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 399 states and 509 transitions. [2019-12-01 16:56:39,816 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 509 transitions. [2019-12-01 16:56:39,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-01 16:56:39,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:56:39,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:56:39,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:56:47,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:56:47,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 423 states and 533 transitions. [2019-12-01 16:56:47,851 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 533 transitions. [2019-12-01 16:56:47,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-01 16:56:47,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:56:47,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:56:47,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:56:55,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:56:55,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 449 states and 559 transitions. [2019-12-01 16:56:55,349 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 559 transitions. [2019-12-01 16:56:55,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 16:56:55,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:56:55,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:56:55,434 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 16:56:55,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:56:55,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 451 states and 568 transitions. [2019-12-01 16:56:55,629 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 568 transitions. [2019-12-01 16:56:55,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 16:56:55,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:56:55,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:56:55,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:57:03,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:57:03,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 476 states and 593 transitions. [2019-12-01 16:57:03,914 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 593 transitions. [2019-12-01 16:57:03,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-01 16:57:03,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:57:03,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:57:03,999 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:57:04,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:57:04,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 493 states and 625 transitions. [2019-12-01 16:57:04,656 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 625 transitions. [2019-12-01 16:57:04,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-01 16:57:04,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:57:04,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:57:04,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:57:14,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:57:14,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 520 states and 652 transitions. [2019-12-01 16:57:14,303 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 652 transitions. [2019-12-01 16:57:14,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 16:57:14,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:57:14,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:57:14,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:57:15,866 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-12-01 16:57:27,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:57:27,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 548 states and 680 transitions. [2019-12-01 16:57:27,748 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 680 transitions. [2019-12-01 16:57:27,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 16:57:27,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:57:27,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:57:27,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:57:36,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:57:36,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 577 states and 709 transitions. [2019-12-01 16:57:36,518 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 709 transitions. [2019-12-01 16:57:36,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-01 16:57:36,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:57:36,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:57:36,527 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:57:37,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:57:37,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 580 states and 722 transitions. [2019-12-01 16:57:37,199 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 722 transitions. [2019-12-01 16:57:37,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-01 16:57:37,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:57:37,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:57:37,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:57:38,065 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-12-01 16:57:39,328 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-12-01 16:57:40,648 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-12-01 16:57:41,216 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-12-01 16:57:41,495 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-12-01 16:57:42,760 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-12-01 16:57:50,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:57:50,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 610 states and 752 transitions. [2019-12-01 16:57:50,771 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 752 transitions. [2019-12-01 16:57:50,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 16:57:50,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:57:50,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:57:50,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:58:03,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:58:03,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 641 states and 783 transitions. [2019-12-01 16:58:03,377 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 783 transitions. [2019-12-01 16:58:03,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 16:58:03,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:58:03,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:58:03,415 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 16:58:03,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:58:03,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 644 states and 787 transitions. [2019-12-01 16:58:03,792 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 787 transitions. [2019-12-01 16:58:03,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-01 16:58:03,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:58:03,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:58:03,898 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:58:06,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:58:06,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 664 states and 820 transitions. [2019-12-01 16:58:06,849 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 820 transitions. [2019-12-01 16:58:06,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-01 16:58:06,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:58:06,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:58:06,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:58:07,857 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-12-01 16:58:08,557 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-12-01 16:58:09,746 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-12-01 16:58:10,676 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-12-01 16:58:11,415 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-12-01 16:58:11,716 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-12-01 16:58:12,844 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-12-01 16:58:25,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:58:25,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 696 states and 852 transitions. [2019-12-01 16:58:25,603 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 852 transitions. [2019-12-01 16:58:25,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 16:58:25,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:58:25,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:58:25,616 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 16:58:25,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:58:25,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 697 states and 853 transitions. [2019-12-01 16:58:25,633 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 853 transitions. [2019-12-01 16:58:25,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 16:58:25,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:58:25,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:58:25,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:58:27,103 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-12-01 16:58:27,833 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-12-01 16:58:29,131 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-12-01 16:58:29,500 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-12-01 16:58:44,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:58:44,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 730 states and 886 transitions. [2019-12-01 16:58:44,821 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 886 transitions. [2019-12-01 16:58:44,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-01 16:58:44,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:58:44,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:58:44,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:58:46,716 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-12-01 16:58:52,196 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-12-01 16:59:02,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:02,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 764 states and 920 transitions. [2019-12-01 16:59:02,967 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 920 transitions. [2019-12-01 16:59:02,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-01 16:59:02,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:02,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:03,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 16:59:21,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:21,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 799 states and 955 transitions. [2019-12-01 16:59:21,755 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 955 transitions. [2019-12-01 16:59:21,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-01 16:59:21,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:21,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:21,778 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 16:59:22,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:22,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 814 states and 989 transitions. [2019-12-01 16:59:22,296 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 989 transitions. [2019-12-01 16:59:22,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-01 16:59:22,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:22,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:22,308 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:22,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:22,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 831 states and 1008 transitions. [2019-12-01 16:59:22,802 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1008 transitions. [2019-12-01 16:59:22,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-01 16:59:22,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:22,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:22,815 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:23,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:23,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 847 states and 1023 transitions. [2019-12-01 16:59:23,349 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1023 transitions. [2019-12-01 16:59:23,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-01 16:59:23,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:23,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:23,361 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:23,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:23,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 848 states and 1024 transitions. [2019-12-01 16:59:23,375 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1024 transitions. [2019-12-01 16:59:23,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-01 16:59:23,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:23,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:23,386 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:23,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:23,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 868 states and 1045 transitions. [2019-12-01 16:59:23,905 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1045 transitions. [2019-12-01 16:59:23,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 16:59:23,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:23,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:23,916 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:24,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:24,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 888 states and 1064 transitions. [2019-12-01 16:59:24,444 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1064 transitions. [2019-12-01 16:59:24,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-01 16:59:24,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:24,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:24,457 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:24,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:24,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 890 states and 1067 transitions. [2019-12-01 16:59:24,474 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1067 transitions. [2019-12-01 16:59:24,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-01 16:59:24,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:24,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:24,490 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:25,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:25,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 912 states and 1095 transitions. [2019-12-01 16:59:25,091 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1095 transitions. [2019-12-01 16:59:25,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-01 16:59:25,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:25,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:25,107 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:25,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:25,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 914 states and 1099 transitions. [2019-12-01 16:59:25,128 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1099 transitions. [2019-12-01 16:59:25,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-01 16:59:25,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:25,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:25,138 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:25,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:25,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 912 states and 1095 transitions. [2019-12-01 16:59:25,270 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1095 transitions. [2019-12-01 16:59:25,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 16:59:25,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:25,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:25,281 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:25,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:25,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 914 states and 1098 transitions. [2019-12-01 16:59:25,300 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1098 transitions. [2019-12-01 16:59:25,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 16:59:25,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:25,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:25,317 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:25,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:25,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 932 states and 1115 transitions. [2019-12-01 16:59:25,880 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1115 transitions. [2019-12-01 16:59:25,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 16:59:25,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:25,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:25,895 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:26,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:26,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 956 states and 1152 transitions. [2019-12-01 16:59:26,780 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1152 transitions. [2019-12-01 16:59:26,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 16:59:26,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:26,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:26,918 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-01 16:59:27,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:27,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 958 states and 1158 transitions. [2019-12-01 16:59:27,688 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1158 transitions. [2019-12-01 16:59:27,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 16:59:27,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:27,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:27,701 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:27,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:27,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 960 states and 1160 transitions. [2019-12-01 16:59:27,715 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1160 transitions. [2019-12-01 16:59:27,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-01 16:59:27,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:27,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:27,857 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-12-01 16:59:28,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:28,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 962 states and 1169 transitions. [2019-12-01 16:59:28,553 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1169 transitions. [2019-12-01 16:59:28,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-01 16:59:28,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:28,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:28,562 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-12-01 16:59:28,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:28,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 963 states and 1172 transitions. [2019-12-01 16:59:28,866 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1172 transitions. [2019-12-01 16:59:28,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-01 16:59:28,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:28,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:28,883 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:28,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:28,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 964 states and 1172 transitions. [2019-12-01 16:59:28,896 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1172 transitions. [2019-12-01 16:59:28,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 16:59:28,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:28,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:29,033 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-01 16:59:29,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:29,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 966 states and 1178 transitions. [2019-12-01 16:59:29,902 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1178 transitions. [2019-12-01 16:59:29,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 16:59:29,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:29,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:30,060 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-01 16:59:30,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:30,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 968 states and 1184 transitions. [2019-12-01 16:59:30,869 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1184 transitions. [2019-12-01 16:59:30,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-01 16:59:30,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:30,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:30,880 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:31,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:31,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 990 states and 1205 transitions. [2019-12-01 16:59:31,531 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1205 transitions. [2019-12-01 16:59:31,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-01 16:59:31,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:31,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:31,543 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:31,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:31,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 992 states and 1208 transitions. [2019-12-01 16:59:31,560 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1208 transitions. [2019-12-01 16:59:31,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-12-01 16:59:31,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:31,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:31,572 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:32,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:32,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 1020 states and 1239 transitions. [2019-12-01 16:59:32,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1239 transitions. [2019-12-01 16:59:32,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-12-01 16:59:32,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:32,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:32,235 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:33,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:33,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 1021 states and 1245 transitions. [2019-12-01 16:59:33,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1245 transitions. [2019-12-01 16:59:33,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-12-01 16:59:33,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:33,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:33,202 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:34,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:34,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1049 states and 1274 transitions. [2019-12-01 16:59:34,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1274 transitions. [2019-12-01 16:59:34,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-12-01 16:59:34,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:34,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:34,520 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 16:59:35,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:35,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 1051 states and 1281 transitions. [2019-12-01 16:59:35,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1281 transitions. [2019-12-01 16:59:35,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-01 16:59:35,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:35,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:35,435 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:35,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:35,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1053 states and 1284 transitions. [2019-12-01 16:59:35,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1284 transitions. [2019-12-01 16:59:35,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-01 16:59:35,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:35,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:35,631 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:35,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:35,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 1058 states and 1295 transitions. [2019-12-01 16:59:35,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1295 transitions. [2019-12-01 16:59:35,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-01 16:59:35,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:35,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:35,817 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:36,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:36,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 1056 states and 1291 transitions. [2019-12-01 16:59:36,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1291 transitions. [2019-12-01 16:59:36,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-01 16:59:36,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:36,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:36,058 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:36,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:36,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1057 states and 1292 transitions. [2019-12-01 16:59:36,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1292 transitions. [2019-12-01 16:59:36,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-01 16:59:36,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:36,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:36,092 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:36,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:36,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 1061 states and 1298 transitions. [2019-12-01 16:59:36,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1298 transitions. [2019-12-01 16:59:36,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-01 16:59:36,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:36,337 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:36,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:36,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 1063 states and 1301 transitions. [2019-12-01 16:59:36,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1301 transitions. [2019-12-01 16:59:36,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-01 16:59:36,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:36,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:36,564 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:36,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:36,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1059 states and 1292 transitions. [2019-12-01 16:59:36,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1292 transitions. [2019-12-01 16:59:36,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-01 16:59:36,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:36,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:36,747 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:36,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:36,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 1057 states and 1288 transitions. [2019-12-01 16:59:36,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1288 transitions. [2019-12-01 16:59:36,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-01 16:59:36,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:36,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:36,776 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-01 16:59:36,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:36,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1060 states and 1292 transitions. [2019-12-01 16:59:36,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1292 transitions. [2019-12-01 16:59:36,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-01 16:59:36,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:36,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:36,945 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-12-01 16:59:37,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:37,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1062 states and 1300 transitions. [2019-12-01 16:59:37,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1300 transitions. [2019-12-01 16:59:37,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-01 16:59:37,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:37,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:37,295 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:37,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:37,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1058 states and 1292 transitions. [2019-12-01 16:59:37,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1292 transitions. [2019-12-01 16:59:37,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-01 16:59:37,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:37,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:37,504 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:37,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:37,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 1056 states and 1288 transitions. [2019-12-01 16:59:37,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1288 transitions. [2019-12-01 16:59:37,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-01 16:59:37,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:37,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:37,723 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 16:59:40,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:40,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1084 states and 1350 transitions. [2019-12-01 16:59:40,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1350 transitions. [2019-12-01 16:59:40,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-12-01 16:59:40,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:40,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:40,506 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:43,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:43,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1121 states and 1394 transitions. [2019-12-01 16:59:43,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1394 transitions. [2019-12-01 16:59:43,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-12-01 16:59:43,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:43,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:43,809 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:44,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:44,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1123 states and 1398 transitions. [2019-12-01 16:59:44,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1398 transitions. [2019-12-01 16:59:44,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-12-01 16:59:44,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:44,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:44,043 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 16:59:44,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:44,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1147 states and 1428 transitions. [2019-12-01 16:59:44,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1428 transitions. [2019-12-01 16:59:44,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-12-01 16:59:44,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:44,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:44,796 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 16:59:45,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:45,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1169 states and 1449 transitions. [2019-12-01 16:59:45,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1449 transitions. [2019-12-01 16:59:45,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-01 16:59:45,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:45,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:45,224 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-12-01 16:59:45,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:45,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1170 states and 1450 transitions. [2019-12-01 16:59:45,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1450 transitions. [2019-12-01 16:59:45,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-01 16:59:45,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:45,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:45,254 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:45,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:45,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1168 states and 1445 transitions. [2019-12-01 16:59:45,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1445 transitions. [2019-12-01 16:59:45,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-01 16:59:45,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:45,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:45,695 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-12-01 16:59:46,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:46,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1168 states and 1438 transitions. [2019-12-01 16:59:46,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1438 transitions. [2019-12-01 16:59:46,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-01 16:59:46,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:46,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:46,331 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:46,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:46,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1170 states and 1442 transitions. [2019-12-01 16:59:46,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1442 transitions. [2019-12-01 16:59:46,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-01 16:59:46,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:46,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:46,640 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:46,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:46,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1168 states and 1435 transitions. [2019-12-01 16:59:46,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1435 transitions. [2019-12-01 16:59:46,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-01 16:59:46,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:46,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:46,900 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 16:59:50,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:50,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1203 states and 1474 transitions. [2019-12-01 16:59:50,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1474 transitions. [2019-12-01 16:59:50,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-01 16:59:50,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:50,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:50,439 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 16:59:50,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:50,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 1234 states and 1504 transitions. [2019-12-01 16:59:50,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 1504 transitions. [2019-12-01 16:59:50,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-12-01 16:59:50,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:50,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:50,930 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 16:59:52,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:52,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1232 states and 1498 transitions. [2019-12-01 16:59:52,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 1498 transitions. [2019-12-01 16:59:52,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-12-01 16:59:52,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:52,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:52,075 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 16:59:52,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:52,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1232 states and 1496 transitions. [2019-12-01 16:59:52,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 1496 transitions. [2019-12-01 16:59:52,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-12-01 16:59:52,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:52,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:52,116 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 16:59:53,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:53,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1237 states and 1506 transitions. [2019-12-01 16:59:53,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 1506 transitions. [2019-12-01 16:59:53,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-12-01 16:59:53,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:53,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:53,485 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 16:59:56,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:56,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1242 states and 1517 transitions. [2019-12-01 16:59:56,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1517 transitions. [2019-12-01 16:59:56,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-12-01 16:59:56,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:56,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:56,916 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-01 16:59:57,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 16:59:57,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 1245 states and 1521 transitions. [2019-12-01 16:59:57,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1521 transitions. [2019-12-01 16:59:57,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-01 16:59:57,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 16:59:57,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 16:59:57,921 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 17:00:01,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:01,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1280 states and 1558 transitions. [2019-12-01 17:00:01,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1558 transitions. [2019-12-01 17:00:01,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-01 17:00:01,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:01,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:01,310 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 17:00:05,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:05,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1319 states and 1603 transitions. [2019-12-01 17:00:05,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1603 transitions. [2019-12-01 17:00:05,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-12-01 17:00:05,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:05,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:05,124 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 17:00:06,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:06,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1615 states to 1325 states and 1615 transitions. [2019-12-01 17:00:06,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1615 transitions. [2019-12-01 17:00:06,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-12-01 17:00:06,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:06,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:06,671 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-12-01 17:00:06,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:06,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1326 states and 1616 transitions. [2019-12-01 17:00:06,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1616 transitions. [2019-12-01 17:00:06,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-12-01 17:00:06,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:06,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:06,700 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-01 17:00:07,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:07,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1326 states and 1611 transitions. [2019-12-01 17:00:07,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1611 transitions. [2019-12-01 17:00:07,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-01 17:00:07,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:07,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:07,318 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-12-01 17:00:08,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:08,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1326 states and 1606 transitions. [2019-12-01 17:00:08,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1606 transitions. [2019-12-01 17:00:08,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-12-01 17:00:08,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:08,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:08,085 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-12-01 17:00:08,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:08,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 1328 states and 1609 transitions. [2019-12-01 17:00:08,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1609 transitions. [2019-12-01 17:00:08,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-12-01 17:00:08,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:08,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:08,500 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-01 17:00:08,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:08,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 1329 states and 1610 transitions. [2019-12-01 17:00:08,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1610 transitions. [2019-12-01 17:00:08,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-12-01 17:00:08,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:08,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:09,011 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-01 17:00:09,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:09,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1330 states and 1611 transitions. [2019-12-01 17:00:09,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1611 transitions. [2019-12-01 17:00:09,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-12-01 17:00:09,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:09,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:09,673 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-12-01 17:00:10,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:10,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1331 states and 1613 transitions. [2019-12-01 17:00:10,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1613 transitions. [2019-12-01 17:00:10,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-12-01 17:00:10,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:10,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:10,326 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-01 17:00:12,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:12,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 1336 states and 1620 transitions. [2019-12-01 17:00:12,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1620 transitions. [2019-12-01 17:00:12,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-12-01 17:00:12,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:12,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:12,402 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-01 17:00:15,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:15,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1354 states and 1642 transitions. [2019-12-01 17:00:15,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1642 transitions. [2019-12-01 17:00:15,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-12-01 17:00:15,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:15,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:15,648 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2019-12-01 17:00:16,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:16,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1385 states and 1672 transitions. [2019-12-01 17:00:16,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 1672 transitions. [2019-12-01 17:00:16,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-12-01 17:00:16,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:16,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:16,254 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-12-01 17:00:18,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:18,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 1391 states and 1681 transitions. [2019-12-01 17:00:18,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1681 transitions. [2019-12-01 17:00:18,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-12-01 17:00:18,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:18,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:18,229 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-12-01 17:00:19,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:19,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1393 states and 1686 transitions. [2019-12-01 17:00:19,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1686 transitions. [2019-12-01 17:00:19,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-12-01 17:00:19,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:19,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:19,393 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2019-12-01 17:00:20,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:20,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 1395 states and 1690 transitions. [2019-12-01 17:00:20,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1690 transitions. [2019-12-01 17:00:20,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-12-01 17:00:20,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:20,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:20,126 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-12-01 17:00:21,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:21,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1434 states and 1734 transitions. [2019-12-01 17:00:21,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 1734 transitions. [2019-12-01 17:00:21,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-12-01 17:00:21,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:21,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:21,869 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2019-12-01 17:00:22,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:22,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1436 states and 1740 transitions. [2019-12-01 17:00:22,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 1740 transitions. [2019-12-01 17:00:22,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-12-01 17:00:22,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:22,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:22,753 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2019-12-01 17:00:23,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:23,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 1437 states and 1742 transitions. [2019-12-01 17:00:23,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 1742 transitions. [2019-12-01 17:00:23,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-12-01 17:00:23,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:23,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:23,362 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2019-12-01 17:00:23,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:23,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1433 states and 1729 transitions. [2019-12-01 17:00:23,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 1729 transitions. [2019-12-01 17:00:23,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-12-01 17:00:23,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:23,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:23,638 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2019-12-01 17:00:24,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:24,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1435 states and 1734 transitions. [2019-12-01 17:00:24,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 1734 transitions. [2019-12-01 17:00:24,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-12-01 17:00:24,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:24,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:24,389 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2019-12-01 17:00:24,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:24,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1439 states and 1741 transitions. [2019-12-01 17:00:24,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 1741 transitions. [2019-12-01 17:00:24,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-12-01 17:00:24,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:24,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:24,691 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2019-12-01 17:00:25,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:25,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 1440 states and 1742 transitions. [2019-12-01 17:00:25,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 1742 transitions. [2019-12-01 17:00:25,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-12-01 17:00:25,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:25,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:25,259 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2019-12-01 17:00:25,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:25,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 1441 states and 1743 transitions. [2019-12-01 17:00:25,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 1743 transitions. [2019-12-01 17:00:25,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-12-01 17:00:25,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:25,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:25,783 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-12-01 17:00:25,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:25,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1442 states and 1745 transitions. [2019-12-01 17:00:25,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1745 transitions. [2019-12-01 17:00:25,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-12-01 17:00:25,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:25,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:25,999 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2019-12-01 17:00:28,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:28,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 1447 states and 1753 transitions. [2019-12-01 17:00:28,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 1753 transitions. [2019-12-01 17:00:28,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-12-01 17:00:28,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:28,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:28,604 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2019-12-01 17:00:31,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:31,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 1458 states and 1769 transitions. [2019-12-01 17:00:31,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 1769 transitions. [2019-12-01 17:00:31,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-12-01 17:00:31,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:31,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:31,302 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2019-12-01 17:00:34,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:34,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1485 states and 1806 transitions. [2019-12-01 17:00:34,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1485 states and 1806 transitions. [2019-12-01 17:00:34,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-12-01 17:00:34,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:34,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:34,820 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2019-12-01 17:00:35,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:35,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1809 states to 1487 states and 1809 transitions. [2019-12-01 17:00:35,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1809 transitions. [2019-12-01 17:00:35,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-12-01 17:00:35,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:35,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:35,355 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2019-12-01 17:00:35,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:35,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 1487 states and 1808 transitions. [2019-12-01 17:00:35,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1808 transitions. [2019-12-01 17:00:35,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-12-01 17:00:35,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:35,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:35,781 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-12-01 17:00:36,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:36,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 1491 states and 1820 transitions. [2019-12-01 17:00:36,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 1820 transitions. [2019-12-01 17:00:36,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-12-01 17:00:36,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:36,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:36,291 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-12-01 17:00:36,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:36,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 1492 states and 1820 transitions. [2019-12-01 17:00:36,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1492 states and 1820 transitions. [2019-12-01 17:00:36,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-12-01 17:00:36,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:36,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:36,643 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2019-12-01 17:00:36,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:36,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1825 states to 1495 states and 1825 transitions. [2019-12-01 17:00:36,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1825 transitions. [2019-12-01 17:00:36,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-01 17:00:36,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:36,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:37,111 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 100 proven. 4 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2019-12-01 17:00:39,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:39,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 1522 states and 1866 transitions. [2019-12-01 17:00:39,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 1866 transitions. [2019-12-01 17:00:39,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-01 17:00:39,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:39,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:39,352 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 100 proven. 4 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2019-12-01 17:00:40,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:40,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 1523 states and 1868 transitions. [2019-12-01 17:00:40,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1868 transitions. [2019-12-01 17:00:40,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-01 17:00:40,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:40,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:40,164 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-12-01 17:00:40,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:40,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1524 states and 1869 transitions. [2019-12-01 17:00:40,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 1869 transitions. [2019-12-01 17:00:40,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-01 17:00:40,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:40,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:40,204 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2019-12-01 17:00:40,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:40,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1525 states and 1870 transitions. [2019-12-01 17:00:40,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1870 transitions. [2019-12-01 17:00:40,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-01 17:00:40,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:40,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:40,321 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2019-12-01 17:00:40,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:40,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 1523 states and 1865 transitions. [2019-12-01 17:00:40,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1865 transitions. [2019-12-01 17:00:40,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-01 17:00:40,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:40,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:40,924 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2019-12-01 17:00:40,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:40,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 1524 states and 1866 transitions. [2019-12-01 17:00:40,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 1866 transitions. [2019-12-01 17:00:40,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-12-01 17:00:40,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:40,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:40,986 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2019-12-01 17:00:43,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:43,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 1550 states and 1895 transitions. [2019-12-01 17:00:43,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 1895 transitions. [2019-12-01 17:00:43,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-12-01 17:00:43,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:43,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:43,240 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 100 proven. 4 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2019-12-01 17:00:43,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:43,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1551 states and 1896 transitions. [2019-12-01 17:00:43,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 1896 transitions. [2019-12-01 17:00:43,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-12-01 17:00:43,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:43,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:43,293 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2019-12-01 17:00:45,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:45,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 1550 states and 1892 transitions. [2019-12-01 17:00:45,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 1892 transitions. [2019-12-01 17:00:45,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-12-01 17:00:45,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:45,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:45,363 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2019-12-01 17:00:47,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:47,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1556 states and 1902 transitions. [2019-12-01 17:00:47,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 1902 transitions. [2019-12-01 17:00:47,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-12-01 17:00:47,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:47,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:47,674 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2019-12-01 17:00:49,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:49,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 1560 states and 1908 transitions. [2019-12-01 17:00:49,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 1908 transitions. [2019-12-01 17:00:49,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-12-01 17:00:49,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:49,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:49,112 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2019-12-01 17:00:49,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:49,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 1561 states and 1909 transitions. [2019-12-01 17:00:49,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 1909 transitions. [2019-12-01 17:00:49,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-12-01 17:00:49,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:49,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:49,681 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 110 proven. 6 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2019-12-01 17:00:53,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:53,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1588 states and 1941 transitions. [2019-12-01 17:00:53,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 1941 transitions. [2019-12-01 17:00:53,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-12-01 17:00:53,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:53,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:53,727 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 110 proven. 6 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2019-12-01 17:00:54,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:54,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1942 states to 1589 states and 1942 transitions. [2019-12-01 17:00:54,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 1942 transitions. [2019-12-01 17:00:54,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-12-01 17:00:54,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:54,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:54,902 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 110 proven. 6 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2019-12-01 17:00:54,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:54,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 1590 states and 1943 transitions. [2019-12-01 17:00:54,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 1943 transitions. [2019-12-01 17:00:54,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-12-01 17:00:54,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:54,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:54,957 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2019-12-01 17:00:56,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:56,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 1594 states and 1949 transitions. [2019-12-01 17:00:56,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 1949 transitions. [2019-12-01 17:00:56,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-12-01 17:00:56,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:56,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:56,522 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2019-12-01 17:00:57,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:00:57,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1953 states to 1596 states and 1953 transitions. [2019-12-01 17:00:57,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 1953 transitions. [2019-12-01 17:00:57,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-12-01 17:00:57,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:00:57,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:00:58,718 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 98 proven. 62 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 17:01:11,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:11,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 1701 states and 2081 transitions. [2019-12-01 17:01:11,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 2081 transitions. [2019-12-01 17:01:11,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-12-01 17:01:11,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:11,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:11,373 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 98 proven. 62 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 17:01:12,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:12,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2082 states to 1702 states and 2082 transitions. [2019-12-01 17:01:12,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 2082 transitions. [2019-12-01 17:01:12,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-12-01 17:01:12,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:12,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:12,359 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2019-12-01 17:01:14,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:14,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 1728 states and 2110 transitions. [2019-12-01 17:01:14,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 2110 transitions. [2019-12-01 17:01:14,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-12-01 17:01:14,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:14,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:14,360 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 98 proven. 62 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 17:01:14,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:14,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2111 states to 1729 states and 2111 transitions. [2019-12-01 17:01:14,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2111 transitions. [2019-12-01 17:01:14,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-12-01 17:01:14,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:14,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:14,453 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2019-12-01 17:01:14,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:14,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2112 states to 1730 states and 2112 transitions. [2019-12-01 17:01:14,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 2112 transitions. [2019-12-01 17:01:14,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-12-01 17:01:14,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:14,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:14,522 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2019-12-01 17:01:17,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:17,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2142 states to 1757 states and 2142 transitions. [2019-12-01 17:01:17,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 2142 transitions. [2019-12-01 17:01:17,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-12-01 17:01:17,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:17,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:17,464 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2019-12-01 17:01:19,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:19,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2143 states to 1758 states and 2143 transitions. [2019-12-01 17:01:19,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 2143 transitions. [2019-12-01 17:01:19,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-12-01 17:01:19,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:19,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:19,320 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2019-12-01 17:01:20,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:20,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 1759 states and 2144 transitions. [2019-12-01 17:01:20,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 2144 transitions. [2019-12-01 17:01:20,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-12-01 17:01:20,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:20,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:20,417 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2019-12-01 17:01:21,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:21,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 1761 states and 2147 transitions. [2019-12-01 17:01:21,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 2147 transitions. [2019-12-01 17:01:21,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-12-01 17:01:21,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:21,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:21,879 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2019-12-01 17:01:21,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:21,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 1762 states and 2148 transitions. [2019-12-01 17:01:21,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 2148 transitions. [2019-12-01 17:01:21,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-12-01 17:01:21,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:21,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:21,943 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2019-12-01 17:01:21,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:21,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 1761 states and 2139 transitions. [2019-12-01 17:01:21,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 2139 transitions. [2019-12-01 17:01:21,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-12-01 17:01:21,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:21,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:21,982 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2019-12-01 17:01:22,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:22,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 1760 states and 2137 transitions. [2019-12-01 17:01:22,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 2137 transitions. [2019-12-01 17:01:22,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-12-01 17:01:22,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:22,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:22,021 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2019-12-01 17:01:22,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:22,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 1759 states and 2133 transitions. [2019-12-01 17:01:22,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 2133 transitions. [2019-12-01 17:01:22,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-12-01 17:01:22,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:22,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:22,065 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 116 proven. 7 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2019-12-01 17:01:23,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:23,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 1763 states and 2139 transitions. [2019-12-01 17:01:23,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 2139 transitions. [2019-12-01 17:01:23,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-12-01 17:01:23,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:23,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:23,611 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2019-12-01 17:01:24,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:24,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2143 states to 1765 states and 2143 transitions. [2019-12-01 17:01:24,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 2143 transitions. [2019-12-01 17:01:24,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-12-01 17:01:24,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:24,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:24,647 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2019-12-01 17:01:30,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:30,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 1795 states and 2177 transitions. [2019-12-01 17:01:30,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1795 states and 2177 transitions. [2019-12-01 17:01:30,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-12-01 17:01:30,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:30,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:30,180 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 126 proven. 9 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2019-12-01 17:01:35,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:35,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 1825 states and 2213 transitions. [2019-12-01 17:01:35,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 2213 transitions. [2019-12-01 17:01:35,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-12-01 17:01:35,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:35,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:35,407 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 120 proven. 8 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2019-12-01 17:01:36,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:36,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1829 states and 2219 transitions. [2019-12-01 17:01:36,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 2219 transitions. [2019-12-01 17:01:36,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-12-01 17:01:36,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:36,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:36,388 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2019-12-01 17:01:37,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:37,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 1830 states and 2220 transitions. [2019-12-01 17:01:37,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 2220 transitions. [2019-12-01 17:01:37,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-12-01 17:01:37,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:37,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:37,162 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 126 proven. 9 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2019-12-01 17:01:37,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:37,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1831 states and 2221 transitions. [2019-12-01 17:01:37,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2221 transitions. [2019-12-01 17:01:37,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-12-01 17:01:37,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:37,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:37,270 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2019-12-01 17:01:37,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:37,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1832 states and 2222 transitions. [2019-12-01 17:01:37,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 2222 transitions. [2019-12-01 17:01:37,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-12-01 17:01:37,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:37,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:37,946 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2019-12-01 17:01:40,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:40,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2252 states to 1859 states and 2252 transitions. [2019-12-01 17:01:40,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 2252 transitions. [2019-12-01 17:01:40,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-12-01 17:01:40,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:40,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:40,693 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 130 proven. 10 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2019-12-01 17:01:41,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:41,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 1863 states and 2257 transitions. [2019-12-01 17:01:41,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 2257 transitions. [2019-12-01 17:01:41,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-12-01 17:01:41,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:41,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:41,502 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-12-01 17:01:42,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:42,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 1864 states and 2259 transitions. [2019-12-01 17:01:42,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 2259 transitions. [2019-12-01 17:01:42,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-12-01 17:01:42,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:42,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:42,887 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2019-12-01 17:01:44,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:44,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 1863 states and 2255 transitions. [2019-12-01 17:01:44,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 2255 transitions. [2019-12-01 17:01:44,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-12-01 17:01:44,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:44,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:45,645 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 107 proven. 7 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2019-12-01 17:01:46,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:46,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 1867 states and 2259 transitions. [2019-12-01 17:01:46,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 2259 transitions. [2019-12-01 17:01:46,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-12-01 17:01:46,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:46,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:46,456 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-12-01 17:01:52,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:01:52,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2305 states to 1907 states and 2305 transitions. [2019-12-01 17:01:52,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 2305 transitions. [2019-12-01 17:01:52,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-12-01 17:01:52,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:01:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:01:54,399 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 115 proven. 9 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2019-12-01 17:02:07,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:02:07,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 1942 states and 2349 transitions. [2019-12-01 17:02:07,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1942 states and 2349 transitions. [2019-12-01 17:02:07,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-12-01 17:02:07,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:02:07,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:02:07,313 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 115 proven. 9 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2019-12-01 17:02:09,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:02:09,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 1943 states and 2352 transitions. [2019-12-01 17:02:09,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1943 states and 2352 transitions. [2019-12-01 17:02:09,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-12-01 17:02:09,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:02:09,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:02:10,121 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 113 proven. 8 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2019-12-01 17:02:10,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:02:10,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2358 states to 1948 states and 2358 transitions. [2019-12-01 17:02:10,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1948 states and 2358 transitions. [2019-12-01 17:02:10,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-12-01 17:02:10,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:02:10,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:02:11,022 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2019-12-01 17:02:11,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:02:11,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2359 states to 1949 states and 2359 transitions. [2019-12-01 17:02:11,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1949 states and 2359 transitions. [2019-12-01 17:02:11,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-12-01 17:02:11,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:02:11,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:02:11,478 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 121 proven. 10 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2019-12-01 17:02:16,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:02:16,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 1984 states and 2398 transitions. [2019-12-01 17:02:16,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1984 states and 2398 transitions. [2019-12-01 17:02:16,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-12-01 17:02:16,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:02:17,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:02:17,032 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 204 proven. 25 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2019-12-01 17:02:19,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:02:19,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 1986 states and 2402 transitions. [2019-12-01 17:02:19,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 2402 transitions. [2019-12-01 17:02:19,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-12-01 17:02:19,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:02:19,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:02:19,636 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2019-12-01 17:02:21,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:02:21,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 1988 states and 2408 transitions. [2019-12-01 17:02:21,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 2408 transitions. [2019-12-01 17:02:21,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-12-01 17:02:21,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:02:21,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:02:21,154 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2019-12-01 17:02:21,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:02:21,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 1989 states and 2410 transitions. [2019-12-01 17:02:21,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1989 states and 2410 transitions. [2019-12-01 17:02:21,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-12-01 17:02:21,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:02:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:02:21,905 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 161 proven. 24 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2019-12-01 17:02:31,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:02:31,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 2051 states and 2492 transitions. [2019-12-01 17:02:31,905 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 2492 transitions. [2019-12-01 17:02:31,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2019-12-01 17:02:31,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:02:31,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:02:32,170 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2019-12-01 17:02:34,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:02:34,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2497 states to 2053 states and 2497 transitions. [2019-12-01 17:02:34,464 INFO L276 IsEmpty]: Start isEmpty. Operand 2053 states and 2497 transitions. [2019-12-01 17:02:34,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2019-12-01 17:02:34,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:02:34,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:02:34,493 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2019-12-01 17:02:35,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:02:35,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2499 states to 2054 states and 2499 transitions. [2019-12-01 17:02:35,503 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 2499 transitions. [2019-12-01 17:02:35,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-12-01 17:02:35,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:02:35,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:02:35,629 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2019-12-01 17:02:36,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:02:36,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2515 states to 2068 states and 2515 transitions. [2019-12-01 17:02:36,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 2515 transitions. [2019-12-01 17:02:36,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-12-01 17:02:36,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:02:36,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:02:36,910 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2019-12-01 17:02:37,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:02:37,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 2069 states and 2517 transitions. [2019-12-01 17:02:37,484 INFO L276 IsEmpty]: Start isEmpty. Operand 2069 states and 2517 transitions. [2019-12-01 17:02:37,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-12-01 17:02:37,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:02:37,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:02:37,516 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-12-01 17:02:38,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:02:38,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 2103 states and 2552 transitions. [2019-12-01 17:02:38,627 INFO L276 IsEmpty]: Start isEmpty. Operand 2103 states and 2552 transitions. [2019-12-01 17:02:38,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-12-01 17:02:38,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:02:38,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:02:39,223 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 228 proven. 129 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-12-01 17:02:44,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:02:44,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2589 states to 2132 states and 2589 transitions. [2019-12-01 17:02:44,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 2589 transitions. [2019-12-01 17:02:44,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-12-01 17:02:44,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:02:44,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:02:44,108 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 228 proven. 129 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-12-01 17:02:44,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:02:44,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2590 states to 2133 states and 2590 transitions. [2019-12-01 17:02:44,188 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 2590 transitions. [2019-12-01 17:02:44,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-12-01 17:02:44,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:02:44,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:02:44,232 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 228 proven. 129 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-12-01 17:02:48,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:02:48,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 2161 states and 2624 transitions. [2019-12-01 17:02:48,399 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 2624 transitions. [2019-12-01 17:02:48,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-12-01 17:02:48,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:02:48,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:02:48,456 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 228 proven. 129 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-12-01 17:02:49,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:02:49,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2625 states to 2162 states and 2625 transitions. [2019-12-01 17:02:49,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 2625 transitions. [2019-12-01 17:02:49,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-12-01 17:02:49,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:02:49,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:02:49,923 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2019-12-01 17:02:50,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:02:50,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 2162 states and 2623 transitions. [2019-12-01 17:02:50,206 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 2623 transitions. [2019-12-01 17:02:50,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-12-01 17:02:50,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:02:50,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:02:50,235 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2019-12-01 17:02:50,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:02:50,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 2160 states and 2619 transitions. [2019-12-01 17:02:50,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 2619 transitions. [2019-12-01 17:02:50,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-12-01 17:02:50,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:02:50,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:02:50,563 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2019-12-01 17:02:51,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:02:51,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2629 states to 2169 states and 2629 transitions. [2019-12-01 17:02:51,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 2629 transitions. [2019-12-01 17:02:51,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2019-12-01 17:02:51,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:02:51,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:02:51,498 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2019-12-01 17:02:52,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:02:52,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2177 states and 2636 transitions. [2019-12-01 17:02:52,376 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 2636 transitions. [2019-12-01 17:02:52,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2019-12-01 17:02:52,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:02:52,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:02:52,411 INFO L134 CoverageAnalysis]: Checked inductivity of 661 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-12-01 17:02:56,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:02:56,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 2182 states and 2645 transitions. [2019-12-01 17:02:56,294 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2645 transitions. [2019-12-01 17:02:56,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2019-12-01 17:02:56,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:02:56,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:02:56,341 INFO L134 CoverageAnalysis]: Checked inductivity of 661 backedges. 343 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2019-12-01 17:03:02,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:03:02,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2703 states to 2236 states and 2703 transitions. [2019-12-01 17:03:02,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2236 states and 2703 transitions. [2019-12-01 17:03:02,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2019-12-01 17:03:02,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:03:02,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:03:02,621 INFO L134 CoverageAnalysis]: Checked inductivity of 661 backedges. 343 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2019-12-01 17:03:03,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:03:03,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 2261 states and 2730 transitions. [2019-12-01 17:03:03,371 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 2730 transitions. [2019-12-01 17:03:03,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-12-01 17:03:03,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:03:03,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:03:03,415 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2019-12-01 17:03:03,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:03:03,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2731 states to 2262 states and 2731 transitions. [2019-12-01 17:03:03,469 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 2731 transitions. [2019-12-01 17:03:03,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2019-12-01 17:03:03,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:03:03,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:03:03,526 INFO L134 CoverageAnalysis]: Checked inductivity of 671 backedges. 293 proven. 0 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2019-12-01 17:03:04,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:03:04,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2747 states to 2273 states and 2747 transitions. [2019-12-01 17:03:04,983 INFO L276 IsEmpty]: Start isEmpty. Operand 2273 states and 2747 transitions. [2019-12-01 17:03:04,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2019-12-01 17:03:04,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:03:04,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:03:05,042 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2019-12-01 17:03:06,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:03:06,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2754 states to 2281 states and 2754 transitions. [2019-12-01 17:03:06,144 INFO L276 IsEmpty]: Start isEmpty. Operand 2281 states and 2754 transitions. [2019-12-01 17:03:06,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2019-12-01 17:03:06,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:03:06,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:03:06,183 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2019-12-01 17:03:09,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:03:09,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2760 states to 2285 states and 2760 transitions. [2019-12-01 17:03:09,772 INFO L276 IsEmpty]: Start isEmpty. Operand 2285 states and 2760 transitions. [2019-12-01 17:03:09,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2019-12-01 17:03:09,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:03:09,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:03:09,963 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 562 proven. 125 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-12-01 17:03:10,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:03:10,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2286 states and 2761 transitions. [2019-12-01 17:03:10,884 INFO L276 IsEmpty]: Start isEmpty. Operand 2286 states and 2761 transitions. [2019-12-01 17:03:10,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2019-12-01 17:03:10,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:03:10,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:03:10,954 INFO L134 CoverageAnalysis]: Checked inductivity of 860 backedges. 590 proven. 141 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2019-12-01 17:03:12,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:03:12,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2764 states to 2288 states and 2764 transitions. [2019-12-01 17:03:12,545 INFO L276 IsEmpty]: Start isEmpty. Operand 2288 states and 2764 transitions. [2019-12-01 17:03:12,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2019-12-01 17:03:12,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:03:12,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:03:12,864 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 562 proven. 125 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-12-01 17:03:12,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:03:12,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2765 states to 2289 states and 2765 transitions. [2019-12-01 17:03:12,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2289 states and 2765 transitions. [2019-12-01 17:03:12,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2019-12-01 17:03:12,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:03:12,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:03:13,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1136 backedges. 649 proven. 0 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2019-12-01 17:03:13,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:03:13,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 2319 states and 2796 transitions. [2019-12-01 17:03:13,795 INFO L276 IsEmpty]: Start isEmpty. Operand 2319 states and 2796 transitions. [2019-12-01 17:03:13,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2019-12-01 17:03:13,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:03:13,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:03:13,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1139 backedges. 652 proven. 0 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2019-12-01 17:03:14,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:03:14,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 2348 states and 2824 transitions. [2019-12-01 17:03:14,687 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 2824 transitions. [2019-12-01 17:03:14,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2019-12-01 17:03:14,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:03:14,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:03:14,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1351 backedges. 821 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2019-12-01 17:03:15,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:03:15,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 2350 states and 2828 transitions. [2019-12-01 17:03:15,687 INFO L276 IsEmpty]: Start isEmpty. Operand 2350 states and 2828 transitions. [2019-12-01 17:03:15,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2019-12-01 17:03:15,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:03:15,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:03:15,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1351 backedges. 821 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2019-12-01 17:03:17,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:03:17,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2832 states to 2352 states and 2832 transitions. [2019-12-01 17:03:17,015 INFO L276 IsEmpty]: Start isEmpty. Operand 2352 states and 2832 transitions. [2019-12-01 17:03:17,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2019-12-01 17:03:17,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:03:17,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:03:17,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1390 backedges. 783 proven. 0 refuted. 0 times theorem prover too weak. 607 trivial. 0 not checked. [2019-12-01 17:03:17,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:03:17,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2858 states to 2379 states and 2858 transitions. [2019-12-01 17:03:17,946 INFO L276 IsEmpty]: Start isEmpty. Operand 2379 states and 2858 transitions. [2019-12-01 17:03:17,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2019-12-01 17:03:17,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:03:17,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:03:18,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1627 backedges. 444 proven. 294 refuted. 0 times theorem prover too weak. 889 trivial. 0 not checked. [2019-12-01 17:03:41,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:03:41,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3123 states to 2590 states and 3123 transitions. [2019-12-01 17:03:41,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2590 states and 3123 transitions. [2019-12-01 17:03:41,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2019-12-01 17:03:41,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:03:41,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:03:42,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1627 backedges. 444 proven. 294 refuted. 0 times theorem prover too weak. 889 trivial. 0 not checked. [2019-12-01 17:03:43,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:03:43,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3127 states to 2593 states and 3127 transitions. [2019-12-01 17:03:43,607 INFO L276 IsEmpty]: Start isEmpty. Operand 2593 states and 3127 transitions. [2019-12-01 17:03:43,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2019-12-01 17:03:43,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:03:43,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:03:43,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1627 backedges. 444 proven. 294 refuted. 0 times theorem prover too weak. 889 trivial. 0 not checked. [2019-12-01 17:03:43,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:03:43,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2340 states to 2077 states and 2340 transitions. [2019-12-01 17:03:43,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 2340 transitions. [2019-12-01 17:03:43,876 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 17:03:43,876 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 220 iterations. [2019-12-01 17:03:43,882 INFO L765 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2019-12-01 17:03:43,998 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 34 [2019-12-01 17:03:44,544 WARN L192 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 66 [2019-12-01 17:03:45,513 WARN L192 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 131 [2019-12-01 17:03:45,785 WARN L192 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 58 [2019-12-01 17:03:46,775 WARN L192 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 124 [2019-12-01 17:03:47,000 WARN L192 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 54 [2019-12-01 17:03:47,468 WARN L192 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 47 [2019-12-01 17:03:47,904 WARN L192 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 105 [2019-12-01 17:03:48,319 WARN L192 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 83 [2019-12-01 17:03:48,804 WARN L192 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 54 [2019-12-01 17:03:49,502 WARN L192 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 114 [2019-12-01 17:03:49,866 WARN L192 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 64 [2019-12-01 17:03:50,013 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 42 [2019-12-01 17:03:50,507 WARN L192 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 50 [2019-12-01 17:03:51,166 WARN L192 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 105 [2019-12-01 17:03:51,703 WARN L192 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 66 [2019-12-01 17:03:51,852 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 38 [2019-12-01 17:03:52,923 WARN L192 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 176 DAG size of output: 138 [2019-12-01 17:03:53,485 WARN L192 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 57 [2019-12-01 17:03:54,244 WARN L192 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 114 [2019-12-01 17:03:54,461 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 46 [2019-12-01 17:03:54,660 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 51 [2019-12-01 17:03:55,156 WARN L192 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 41 [2019-12-01 17:03:56,180 WARN L192 SmtUtils]: Spent 935.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 142 [2019-12-01 17:03:56,528 WARN L192 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 88 [2019-12-01 17:03:57,256 WARN L192 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 44 [2019-12-01 17:03:58,176 WARN L192 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 100 [2019-12-01 17:03:58,538 WARN L192 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 38 [2019-12-01 17:03:58,673 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-12-01 17:03:58,915 WARN L192 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 30 [2019-12-01 17:03:59,071 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 26 [2019-12-01 17:03:59,353 WARN L192 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 38 [2019-12-01 17:04:00,645 WARN L192 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 199 DAG size of output: 63 [2019-12-01 17:04:01,036 WARN L192 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 93 [2019-12-01 17:04:01,705 WARN L192 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 60 [2019-12-01 17:04:02,449 WARN L192 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 119 [2019-12-01 17:04:02,652 WARN L192 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 50 [2019-12-01 17:04:03,218 WARN L192 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 79 [2019-12-01 17:04:03,229 INFO L569 CodeCheckObserver]: Invariant with dag size 66 [2019-12-01 17:04:03,239 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-12-01 17:04:03,240 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-12-01 17:04:03,240 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-12-01 17:04:03,240 INFO L569 CodeCheckObserver]: Invariant with dag size 4 [2019-12-01 17:04:03,240 INFO L569 CodeCheckObserver]: Invariant with dag size 83 [2019-12-01 17:04:03,244 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 17:04:03,245 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-12-01 17:04:03,245 INFO L569 CodeCheckObserver]: Invariant with dag size 66 [2019-12-01 17:04:03,246 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-12-01 17:04:03,247 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-12-01 17:04:03,247 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-12-01 17:04:03,247 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 17:04:03,247 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-12-01 17:04:03,248 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 17:04:03,248 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 17:04:03,248 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-12-01 17:04:03,248 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 17:04:03,248 INFO L569 CodeCheckObserver]: Invariant with dag size 44 [2019-12-01 17:04:03,250 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 17:04:03,250 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-12-01 17:04:03,250 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-12-01 17:04:03,250 INFO L569 CodeCheckObserver]: Invariant with dag size 79 [2019-12-01 17:04:03,253 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-12-01 17:04:03,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:04:03 ImpRootNode [2019-12-01 17:04:03,254 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 17:04:03,254 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 17:04:03,254 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 17:04:03,255 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 17:04:03,255 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:55:54" (3/4) ... [2019-12-01 17:04:03,258 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 17:04:03,271 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2019-12-01 17:04:03,272 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-12-01 17:04:03,273 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 17:04:03,352 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_0c526e91-46af-41bf-9738-159de20a9932/bin/ukojak/witness.graphml [2019-12-01 17:04:03,352 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 17:04:03,353 INFO L168 Benchmark]: Toolchain (without parser) took 490121.74 ms. Allocated memory was 1.0 GB in the beginning and 3.2 GB in the end (delta: 2.1 GB). Free memory was 938.0 MB in the beginning and 1.8 GB in the end (delta: -855.2 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2019-12-01 17:04:03,353 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 955.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 17:04:03,354 INFO L168 Benchmark]: CACSL2BoogieTranslator took 280.11 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 82.8 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -134.1 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2019-12-01 17:04:03,354 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.78 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 17:04:03,354 INFO L168 Benchmark]: Boogie Preprocessor took 24.76 ms. Allocated memory is still 1.1 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. [2019-12-01 17:04:03,354 INFO L168 Benchmark]: RCFGBuilder took 521.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 983.1 MB in the end (delta: 83.7 MB). Peak memory consumption was 83.7 MB. Max. memory is 11.5 GB. [2019-12-01 17:04:03,355 INFO L168 Benchmark]: CodeCheck took 489159.21 ms. Allocated memory was 1.1 GB in the beginning and 3.2 GB in the end (delta: 2.1 GB). Free memory was 983.1 MB in the beginning and 1.8 GB in the end (delta: -866.0 MB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. [2019-12-01 17:04:03,355 INFO L168 Benchmark]: Witness Printer took 98.06 ms. Allocated memory is still 3.2 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 55.8 MB). Peak memory consumption was 55.8 MB. Max. memory is 11.5 GB. [2019-12-01 17:04:03,356 INFO L335 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, 112 locations, 4 error locations. Result: SAFE, OverallTime: 469.7s, OverallIterations: 220, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1093019220 SDtfs, 1445554564 SDslu, -1296046824 SDs, 0 SdLazy, 536788052 SolverSat, 555004320 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1142.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 191481 GetRequests, 186722 SyntacticMatches, 2303 SemanticMatches, 2456 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4185202 ImplicationChecksByTransitivity, 443.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 12.6s InterpolantComputationTime, 25703 NumberOfCodeBlocks, 25703 NumberOfCodeBlocksAsserted, 219 NumberOfCheckSat, 25484 ConstructedInterpolants, 0 QuantifiedInterpolants, 8963726 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 219 InterpolantComputations, 188 PerfectInterpolantSequences, 43897/46037 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 260]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 258]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 260]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 258]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: ((((((((((s__s3__tmp__reuse_message == 0 && s__s3__tmp__next_state___0 <= 8640) && 0 == skip) && s__state == 8448) && 8576 < s__s3__tmp__next_state___0) || ((s__s3__tmp__next_state___0 <= 3 && 0 == skip) && s__state == 8448)) || ((s__s3__tmp__reuse_message == 0 && 0 == skip) && s__state == 8512)) || ((0 == skip && 0 == s__hit) && s__state == 8512)) || ((((((((((((!(s__state == 8657) && !(s__state == 24576)) && !(s__state == 8512)) && 0 == skip) && !(s__state == 8482)) && !(s__state == 12292)) && !(s__state == 8673)) && !(s__state == 8481)) && !(s__state == 8448)) && !(s__state == 16384)) && !(s__state == 8192)) && !(s__state == 8195)) && !(s__state == 8480))) || (((((8640 <= s__s3__tmp__next_state___0 && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8640) && 0 == skip) && s__state <= 8448) && !(0 == s__hit))) || ((((s__s3__tmp__next_state___0 <= 8576 && 8448 <= s__state) && 0 == skip) && s__state <= 8448) && 8576 <= s__s3__tmp__next_state___0)) || ((s__state == 8657 && s__s3__tmp__reuse_message == 0) && 0 == skip) - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 0 == skip || !(s__s3__tmp__reuse_message == 0) - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 0 == skip - InvariantResult [Line: 385]: Loop Invariant Derived loop invariant: 0 == skip || !(s__s3__tmp__reuse_message == 0) - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: !(s__state == 8673) - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((s__s3__tmp__reuse_message == 0 && s__s3__tmp__next_state___0 <= 8640) && 0 == skip) && s__state == 8448) && 8576 < s__s3__tmp__next_state___0) || (0 == skip && s__state == 8609)) || (((s__s3__tmp__next_state___0 <= 8576 && 0 == skip) && s__state <= 8448) && 8576 <= s__s3__tmp__next_state___0)) || (s__state == 8656 && !(s__s3__tmp__reuse_message == 0))) || (s__state == 8656 && 0 == skip)) || ((s__state <= 8672 && 8672 <= s__state) && 0 == skip)) || (s__state == 8593 && 0 == skip)) || (s__state == 8592 && 0 == skip)) || ((s__state == 8657 && s__s3__tmp__reuse_message == 0) && 0 == skip)) || ((s__s3__tmp__next_state___0 <= 3 && !(s__s3__tmp__reuse_message == 0)) && s__state == 8448)) || ((((8640 <= s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8640) && !(s__s3__tmp__reuse_message == 0)) && s__state == 8448) && !(0 == s__hit))) || (s__state == 8576 && !(s__s3__tmp__reuse_message == 0))) || (0 == skip && s__state == 8640)) || ((((((((((((!(s__state == 8577) && !(s__state == 8608)) && !(s__state == 8592)) && !(s__state == 8657)) && !(s__state == 8672)) && !(s__state == 8609)) && !(s__state == 8593)) && !(s__state == 8673)) && !(s__state == 8656)) && !(s__state == 8448)) && !(s__state == 8576)) && !(s__state == 8641)) && !(s__state == 8640))) || (((s__s3__tmp__next_state___0 <= 8576 && !(s__s3__tmp__reuse_message == 0)) && s__state == 8448) && 8576 <= s__s3__tmp__next_state___0)) || (0 == skip && s__state == 8608)) || (s__state == 8576 && 0 == skip)) || (0 == skip && s__state == 8577)) || (s__state == 8592 && !(s__s3__tmp__reuse_message == 0))) || ((s__state <= 8672 && 8672 <= s__state) && !(s__s3__tmp__reuse_message == 0))) || (0 == skip && s__state == 8641)) || ((s__s3__tmp__next_state___0 <= 3 && 0 == skip) && s__state <= 8448) - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 0 == skip || !(s__s3__tmp__reuse_message == 0) - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: ((((((((((s__s3__tmp__reuse_message == 0 && s__s3__tmp__next_state___0 <= 8640) && 0 == skip) && s__state == 8448) && 8576 < s__s3__tmp__next_state___0) || ((s__s3__tmp__next_state___0 <= 3 && 0 == skip) && s__state == 8448)) || ((s__s3__tmp__reuse_message == 0 && 0 == skip) && s__state == 8512)) || ((0 == skip && 0 == s__hit) && s__state == 8512)) || ((((((((((((!(s__state == 8657) && !(s__state == 24576)) && !(s__state == 8512)) && 0 == skip) && !(s__state == 8482)) && !(s__state == 12292)) && !(s__state == 8673)) && !(s__state == 8481)) && !(s__state == 8448)) && !(s__state == 16384)) && !(s__state == 8192)) && !(s__state == 8195)) && !(s__state == 8480))) || (((((8640 <= s__s3__tmp__next_state___0 && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8640) && 0 == skip) && s__state <= 8448) && !(0 == s__hit))) || ((((s__s3__tmp__next_state___0 <= 8576 && 8448 <= s__state) && 0 == skip) && s__state <= 8448) && 8576 <= s__s3__tmp__next_state___0)) || ((s__state == 8657 && s__s3__tmp__reuse_message == 0) && 0 == skip) - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 0 == skip || !(s__s3__tmp__reuse_message == 0) - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: !(s__s3__tmp__reuse_message == 0) || 0 == skip - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: 0 == skip || !(s__s3__tmp__reuse_message == 0) - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 == skip || !(s__s3__tmp__reuse_message == 0) - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 == skip - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: ((((((((((s__s3__tmp__reuse_message == 0 && s__s3__tmp__next_state___0 <= 8640) && 0 == skip) && s__state == 8448) && 8576 < s__s3__tmp__next_state___0) || ((s__s3__tmp__next_state___0 <= 3 && 0 == skip) && s__state == 8448)) || (((s__s3__tmp__next_state___0 <= 8576 && 0 == skip) && s__state <= 8448) && 8576 <= s__s3__tmp__next_state___0)) || ((s__s3__tmp__reuse_message == 0 && 0 == skip) && s__state == 8512)) || (((((!(s__state == 8673) && !(s__state == 8448)) && !(s__state == 8657)) && !(s__state == 8512)) && 0 == skip) && !(s__state == 8482))) || ((0 == skip && 0 == s__hit) && s__state == 8512)) || ((((8640 <= s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8640) && 0 == skip) && s__state <= 8448) && !(0 == s__hit))) || ((s__state == 8657 && s__s3__tmp__reuse_message == 0) && 0 == skip) - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: !(s__s3__tmp__reuse_message == 0) || 0 == skip - InvariantResult [Line: 159]: Loop Invariant Derived loop invariant: 0 == skip || !(s__s3__tmp__reuse_message == 0) - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((s__s3__tmp__next_state___0 <= 3 && 0 == skip) && s__state == 8448) || s__state == 8544) || (8528 <= s__state && s__state <= 8528)) || ((!(s__s3__tmp__reuse_message == 0) && 0 == s__hit) && s__state == 8512)) || (s__state <= 3 && !(s__s3__tmp__reuse_message == 0))) || (((!(s__state == 8512) && !(s__s3__tmp__reuse_message == 0)) && 8496 < s__state) && s__state <= 8576)) || ((s__state <= 8496 && !(s__s3__tmp__reuse_message == 0)) && 8496 <= s__state)) || ((8466 <= s__state && !(s__s3__tmp__reuse_message == 0)) && s__state <= 8466)) || (((s__state <= 8656 && s__s3__tmp__reuse_message == 0) && 0 == skip) && 8496 < s__state)) || (((s__state < 8656 && !(s__s3__tmp__reuse_message == 0)) && 8640 <= s__state) && 0 == s__hit)) || (s__state <= 3 && 0 == skip)) || s__state == 8560) || ((((s__s3__tmp__next_state___0 <= 8576 && 8448 <= s__state) && 0 == skip) && s__state <= 8448) && 8576 <= s__s3__tmp__next_state___0)) || (((s__s3__tmp__reuse_message == 0 && 0 == skip) && 8448 < s__state) && s__state <= 8466)) || ((!(s__s3__tmp__reuse_message == 0) && s__state <= 8640) && 8640 <= s__state)) || (((((s__s3__tmp__reuse_message == 0 && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8640) && 0 == skip) && s__state <= 8448) && 8576 < s__s3__tmp__next_state___0)) || (((((8640 <= s__s3__tmp__next_state___0 && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8640) && !(s__s3__tmp__reuse_message == 0)) && s__state <= 8448) && !(0 == s__hit))) || ((!(s__s3__tmp__reuse_message == 0) && s__state < 8640) && 8576 < s__state)) || ((((s__s3__tmp__next_state___0 <= 8576 && 8448 <= s__state) && !(s__s3__tmp__reuse_message == 0)) && s__state <= 8448) && 8576 <= s__s3__tmp__next_state___0)) || ((s__state <= 8672 && 8672 <= s__state) && !(s__s3__tmp__reuse_message == 0))) || (((s__state <= 8672 && 8656 < s__state) && s__s3__tmp__reuse_message == 0) && 0 == skip)) || ((s__state <= 8496 && 0 == skip) && 8496 <= s__state)) || ((s__state <= 8656 && !(s__s3__tmp__reuse_message == 0)) && 8656 <= s__state)) || (((s__s3__tmp__next_state___0 <= 3 && 8448 <= s__state) && !(s__s3__tmp__reuse_message == 0)) && s__state <= 8448) - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: 0 == skip || !(s__s3__tmp__reuse_message == 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 955.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 280.11 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 82.8 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -134.1 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.78 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.76 ms. Allocated memory is still 1.1 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 521.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 983.1 MB in the end (delta: 83.7 MB). Peak memory consumption was 83.7 MB. Max. memory is 11.5 GB. * CodeCheck took 489159.21 ms. Allocated memory was 1.1 GB in the beginning and 3.2 GB in the end (delta: 2.1 GB). Free memory was 983.1 MB in the beginning and 1.8 GB in the end (delta: -866.0 MB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. * Witness Printer took 98.06 ms. Allocated memory is still 3.2 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 55.8 MB). Peak memory consumption was 55.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...