java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_sea.ch.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-10-01 03:45:56,148 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-01 03:45:56,150 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-01 03:45:56,163 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-01 03:45:56,163 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-01 03:45:56,164 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-01 03:45:56,165 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-01 03:45:56,167 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-01 03:45:56,169 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-01 03:45:56,170 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-01 03:45:56,171 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-01 03:45:56,171 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-01 03:45:56,172 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-01 03:45:56,173 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-01 03:45:56,174 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-01 03:45:56,175 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-01 03:45:56,176 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-01 03:45:56,178 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-01 03:45:56,180 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-01 03:45:56,182 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-01 03:45:56,186 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-01 03:45:56,187 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-01 03:45:56,190 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-01 03:45:56,190 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-01 03:45:56,190 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-01 03:45:56,191 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-01 03:45:56,192 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-01 03:45:56,193 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-01 03:45:56,194 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-01 03:45:56,195 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-01 03:45:56,195 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-01 03:45:56,196 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-01 03:45:56,196 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-01 03:45:56,196 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-01 03:45:56,197 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-01 03:45:56,198 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-01 03:45:56,198 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-10-01 03:45:56,214 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-01 03:45:56,214 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-01 03:45:56,215 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-01 03:45:56,215 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-01 03:45:56,216 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-01 03:45:56,216 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-01 03:45:56,216 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-01 03:45:56,216 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-01 03:45:56,217 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-01 03:45:56,217 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-01 03:45:56,217 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-01 03:45:56,217 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-01 03:45:56,217 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-01 03:45:56,217 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-01 03:45:56,218 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-01 03:45:56,218 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-01 03:45:56,218 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-01 03:45:56,218 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-01 03:45:56,218 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-01 03:45:56,219 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-01 03:45:56,219 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-01 03:45:56,219 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-01 03:45:56,219 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 03:45:56,219 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-01 03:45:56,219 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-01 03:45:56,220 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-01 03:45:56,220 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-01 03:45:56,220 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-01 03:45:56,220 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-01 03:45:56,220 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-01 03:45:56,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-01 03:45:56,276 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-01 03:45:56,280 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-01 03:45:56,281 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-01 03:45:56,282 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-01 03:45:56,283 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_sea.ch.i_4.bpl [2018-10-01 03:45:56,283 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_sea.ch.i_4.bpl' [2018-10-01 03:45:56,348 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-01 03:45:56,351 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-01 03:45:56,352 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-01 03:45:56,353 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-01 03:45:56,353 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-01 03:45:56,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:45:56" (1/1) ... [2018-10-01 03:45:56,390 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:45:56" (1/1) ... [2018-10-01 03:45:56,398 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-01 03:45:56,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-01 03:45:56,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-01 03:45:56,400 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-01 03:45:56,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:45:56" (1/1) ... [2018-10-01 03:45:56,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:45:56" (1/1) ... [2018-10-01 03:45:56,414 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:45:56" (1/1) ... [2018-10-01 03:45:56,414 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:45:56" (1/1) ... [2018-10-01 03:45:56,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:45:56" (1/1) ... [2018-10-01 03:45:56,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:45:56" (1/1) ... [2018-10-01 03:45:56,422 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:45:56" (1/1) ... [2018-10-01 03:45:56,424 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-01 03:45:56,424 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-01 03:45:56,424 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-01 03:45:56,425 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-01 03:45:56,426 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:45:56" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 03:45:56,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-01 03:45:56,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-01 03:45:56,811 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-01 03:45:56,812 INFO L202 PluginConnector]: Adding new model linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 03:45:56 BoogieIcfgContainer [2018-10-01 03:45:56,812 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-01 03:45:56,813 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-01 03:45:56,813 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-01 03:45:56,825 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-01 03:45:56,825 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 03:45:56" (1/1) ... [2018-10-01 03:45:56,854 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-01 03:45:56,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:45:56,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-01 03:45:56,929 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-01 03:45:56,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-01 03:45:56,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:45:57,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:45:57,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:45:57,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:45:57,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-01 03:45:57,918 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-01 03:45:57,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-01 03:45:57,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:45:57,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:45:58,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:01,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:01,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-10-01 03:46:01,840 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-10-01 03:46:01,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:46:01,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:01,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:02,173 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:05,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:05,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 14 states and 30 transitions. [2018-10-01 03:46:05,084 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 30 transitions. [2018-10-01 03:46:05,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 03:46:05,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:05,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:05,290 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:07,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:07,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 16 states and 38 transitions. [2018-10-01 03:46:07,551 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 38 transitions. [2018-10-01 03:46:07,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 03:46:07,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:07,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:07,740 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:08,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:08,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 17 states and 38 transitions. [2018-10-01 03:46:08,705 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 38 transitions. [2018-10-01 03:46:08,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 03:46:08,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:08,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:08,982 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:10,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:10,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 18 states and 39 transitions. [2018-10-01 03:46:10,437 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 39 transitions. [2018-10-01 03:46:10,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:46:10,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:10,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:10,651 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:12,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:12,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 20 states and 44 transitions. [2018-10-01 03:46:12,732 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 44 transitions. [2018-10-01 03:46:12,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:46:12,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:12,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:12,892 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:14,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:14,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 21 states and 44 transitions. [2018-10-01 03:46:14,362 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 44 transitions. [2018-10-01 03:46:14,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:46:14,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:14,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:14,674 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:17,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:17,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 23 states and 48 transitions. [2018-10-01 03:46:17,206 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 48 transitions. [2018-10-01 03:46:17,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:46:17,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:17,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:17,561 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:19,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:19,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 25 states and 53 transitions. [2018-10-01 03:46:19,493 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 53 transitions. [2018-10-01 03:46:19,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:46:19,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:19,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:20,320 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:21,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:21,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 26 states and 53 transitions. [2018-10-01 03:46:21,897 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 53 transitions. [2018-10-01 03:46:21,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:46:21,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:21,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:22,237 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:24,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:24,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 28 states and 56 transitions. [2018-10-01 03:46:24,662 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 56 transitions. [2018-10-01 03:46:24,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-01 03:46:24,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:24,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:25,132 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:27,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:27,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 31 states and 64 transitions. [2018-10-01 03:46:27,828 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 64 transitions. [2018-10-01 03:46:27,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-01 03:46:27,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:27,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:27,973 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:29,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:29,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 32 states and 64 transitions. [2018-10-01 03:46:29,521 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 64 transitions. [2018-10-01 03:46:29,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-01 03:46:29,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:29,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:29,733 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:31,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:31,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 33 states and 64 transitions. [2018-10-01 03:46:31,518 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 64 transitions. [2018-10-01 03:46:31,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:46:31,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:31,822 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:35,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:35,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 36 states and 72 transitions. [2018-10-01 03:46:35,037 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 72 transitions. [2018-10-01 03:46:35,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:46:35,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:35,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:35,269 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:37,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:37,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 37 states and 72 transitions. [2018-10-01 03:46:37,012 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 72 transitions. [2018-10-01 03:46:37,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:46:37,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:37,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:37,181 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:39,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:39,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 72 transitions. [2018-10-01 03:46:39,024 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 72 transitions. [2018-10-01 03:46:39,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:46:39,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:39,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:39,440 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:42,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:42,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 41 states and 80 transitions. [2018-10-01 03:46:42,573 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 80 transitions. [2018-10-01 03:46:42,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:46:42,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:42,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:42,840 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:44,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:44,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 42 states and 80 transitions. [2018-10-01 03:46:44,794 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2018-10-01 03:46:44,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:46:44,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:44,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:45,263 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:47,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:47,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 43 states and 80 transitions. [2018-10-01 03:46:47,568 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 80 transitions. [2018-10-01 03:46:47,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-01 03:46:47,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:47,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:48,038 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:51,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:51,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 85 transitions. [2018-10-01 03:46:51,522 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 85 transitions. [2018-10-01 03:46:51,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-01 03:46:51,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:51,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:51,724 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:54,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:54,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 47 states and 88 transitions. [2018-10-01 03:46:54,095 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 88 transitions. [2018-10-01 03:46:54,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-01 03:46:54,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:54,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:54,388 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:56,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:56,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 48 states and 88 transitions. [2018-10-01 03:46:56,916 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 88 transitions. [2018-10-01 03:46:56,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-01 03:46:56,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:56,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:58,536 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:47:02,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:47:02,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 51 states and 96 transitions. [2018-10-01 03:47:02,894 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 96 transitions. [2018-10-01 03:47:02,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-01 03:47:02,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:47:02,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:47:03,251 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:47:06,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:47:06,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 52 states and 96 transitions. [2018-10-01 03:47:06,064 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 96 transitions. [2018-10-01 03:47:06,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-01 03:47:06,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:47:06,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:47:06,528 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:47:09,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:47:09,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 53 states and 96 transitions. [2018-10-01 03:47:09,923 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 96 transitions. [2018-10-01 03:47:09,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-01 03:47:09,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:47:09,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:47:10,880 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:47:15,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:47:15,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 55 states and 101 transitions. [2018-10-01 03:47:15,406 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 101 transitions. [2018-10-01 03:47:15,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-01 03:47:15,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:47:15,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:47:15,695 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:47:19,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:47:19,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 56 states and 101 transitions. [2018-10-01 03:47:19,549 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 101 transitions. [2018-10-01 03:47:19,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-01 03:47:19,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:47:19,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:47:20,087 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:47:22,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:47:22,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 58 states and 104 transitions. [2018-10-01 03:47:22,794 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 104 transitions. [2018-10-01 03:47:22,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-01 03:47:22,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:47:22,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:47:23,306 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:47:27,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:47:27,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 61 states and 112 transitions. [2018-10-01 03:47:27,444 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 112 transitions. [2018-10-01 03:47:27,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-01 03:47:27,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:47:27,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:47:27,997 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:47:31,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:47:31,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 62 states and 112 transitions. [2018-10-01 03:47:31,915 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 112 transitions. [2018-10-01 03:47:31,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-01 03:47:31,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:47:31,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:47:32,301 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:47:36,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:47:36,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 63 states and 112 transitions. [2018-10-01 03:47:36,384 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 112 transitions. [2018-10-01 03:47:36,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-01 03:47:36,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:47:36,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:47:36,990 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:47:42,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:47:42,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 65 states and 117 transitions. [2018-10-01 03:47:42,902 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 117 transitions. [2018-10-01 03:47:42,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-01 03:47:42,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:47:42,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:47:43,286 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:47:48,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:47:48,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 66 states and 117 transitions. [2018-10-01 03:47:48,111 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 117 transitions. [2018-10-01 03:47:48,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-01 03:47:48,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:47:48,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:47:48,309 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:47:51,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:47:51,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 68 states and 120 transitions. [2018-10-01 03:47:51,373 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 120 transitions. [2018-10-01 03:47:51,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-01 03:47:51,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:47:51,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:47:52,025 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:47:58,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:47:58,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 70 states and 125 transitions. [2018-10-01 03:47:58,650 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 125 transitions. [2018-10-01 03:47:58,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-01 03:47:58,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:47:58,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:47:59,122 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:48:04,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:48:04,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 71 states and 125 transitions. [2018-10-01 03:48:04,497 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 125 transitions. [2018-10-01 03:48:04,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-01 03:48:04,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:48:04,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:48:04,999 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:48:08,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:48:08,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 73 states and 128 transitions. [2018-10-01 03:48:08,408 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 128 transitions. [2018-10-01 03:48:08,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-01 03:48:08,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:48:08,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:48:09,251 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:48:14,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:48:14,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 76 states and 136 transitions. [2018-10-01 03:48:14,476 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 136 transitions. [2018-10-01 03:48:14,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-01 03:48:14,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:48:14,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:48:14,961 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:48:20,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:48:20,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 77 states and 136 transitions. [2018-10-01 03:48:20,946 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 136 transitions. [2018-10-01 03:48:20,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-01 03:48:20,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:48:20,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:48:21,458 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:48:27,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:48:27,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 78 states and 136 transitions. [2018-10-01 03:48:27,729 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 136 transitions. [2018-10-01 03:48:27,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-01 03:48:27,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:48:27,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:48:28,416 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:48:34,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:48:34,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 81 states and 144 transitions. [2018-10-01 03:48:34,188 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 144 transitions. [2018-10-01 03:48:34,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-01 03:48:34,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:48:34,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:48:34,444 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:48:41,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:48:41,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 82 states and 144 transitions. [2018-10-01 03:48:41,495 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 144 transitions. [2018-10-01 03:48:41,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-01 03:48:41,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:48:41,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:48:41,688 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:48:48,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:48:48,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 83 states and 144 transitions. [2018-10-01 03:48:48,882 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 144 transitions. [2018-10-01 03:48:48,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-01 03:48:48,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:48:48,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:48:49,644 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:48:55,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:48:55,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 86 states and 152 transitions. [2018-10-01 03:48:55,772 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 152 transitions. [2018-10-01 03:48:55,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-01 03:48:55,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:48:55,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:48:56,241 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:49:04,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:49:04,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 87 states and 152 transitions. [2018-10-01 03:49:04,405 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 152 transitions. [2018-10-01 03:49:04,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-01 03:49:04,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:49:04,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:49:04,685 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:49:12,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:49:12,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 88 states and 152 transitions. [2018-10-01 03:49:12,822 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 152 transitions. [2018-10-01 03:49:12,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-01 03:49:12,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:49:12,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:49:13,571 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:49:20,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:49:20,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 91 states and 160 transitions. [2018-10-01 03:49:20,277 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 160 transitions. [2018-10-01 03:49:20,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-01 03:49:20,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:49:20,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:49:20,626 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:49:29,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:49:29,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 92 states and 160 transitions. [2018-10-01 03:49:29,836 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 160 transitions. [2018-10-01 03:49:29,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-01 03:49:29,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:49:29,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:49:29,991 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:49:39,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:49:39,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 93 states and 160 transitions. [2018-10-01 03:49:39,324 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 160 transitions. [2018-10-01 03:49:39,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-01 03:49:39,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:49:39,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:49:40,813 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:49:47,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:49:47,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 96 states and 168 transitions. [2018-10-01 03:49:47,943 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 168 transitions. [2018-10-01 03:49:47,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-01 03:49:47,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:49:47,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:49:48,129 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:49:58,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:49:58,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 97 states and 168 transitions. [2018-10-01 03:49:58,780 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 168 transitions. [2018-10-01 03:49:58,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-01 03:49:58,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:49:58,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:49:58,964 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:50:09,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:50:09,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 98 states and 168 transitions. [2018-10-01 03:50:09,561 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 168 transitions. [2018-10-01 03:50:09,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-01 03:50:09,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:50:09,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:50:10,246 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:50:24,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:50:24,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 100 states and 173 transitions. [2018-10-01 03:50:24,247 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 173 transitions. [2018-10-01 03:50:24,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-01 03:50:24,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:50:24,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:50:24,529 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:50:36,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:50:36,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 101 states and 173 transitions. [2018-10-01 03:50:36,544 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 173 transitions. [2018-10-01 03:50:36,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-01 03:50:36,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:50:36,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:50:36,731 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:50:42,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:50:42,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 103 states and 176 transitions. [2018-10-01 03:50:42,013 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 176 transitions. [2018-10-01 03:50:42,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-01 03:50:42,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:50:42,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:50:43,087 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:50:58,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:50:58,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 105 states and 181 transitions. [2018-10-01 03:50:58,315 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 181 transitions. [2018-10-01 03:50:58,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-01 03:50:58,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:50:58,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:50:58,564 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:51:11,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:51:11,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 106 states and 181 transitions. [2018-10-01 03:51:11,682 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 181 transitions. [2018-10-01 03:51:11,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-01 03:51:11,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:51:11,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:51:11,879 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:51:17,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:51:17,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 108 states and 184 transitions. [2018-10-01 03:51:17,633 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 184 transitions. [2018-10-01 03:51:17,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-01 03:51:17,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:51:17,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:51:18,476 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:51:35,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:51:35,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 110 states and 189 transitions. [2018-10-01 03:51:35,399 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 189 transitions. [2018-10-01 03:51:35,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-01 03:51:35,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:51:35,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:51:35,706 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:51:50,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:51:50,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 111 states and 189 transitions. [2018-10-01 03:51:50,609 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 189 transitions. [2018-10-01 03:51:50,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-01 03:51:50,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:51:50,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:51:50,801 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:51:56,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:51:56,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 113 states and 192 transitions. [2018-10-01 03:51:56,875 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 192 transitions. [2018-10-01 03:51:56,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-01 03:51:56,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:51:56,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:51:57,733 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:52:08,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:52:08,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 116 states and 200 transitions. [2018-10-01 03:52:08,453 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 200 transitions. [2018-10-01 03:52:08,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-01 03:52:08,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:52:08,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:52:09,133 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:52:25,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:52:25,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 117 states and 200 transitions. [2018-10-01 03:52:25,761 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 200 transitions. [2018-10-01 03:52:25,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-01 03:52:25,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:52:25,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:52:25,983 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:52:42,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:52:42,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 118 states and 200 transitions. [2018-10-01 03:52:42,315 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 200 transitions. [2018-10-01 03:52:42,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-01 03:52:42,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:52:42,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:52:43,308 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:52:53,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:52:53,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 121 states and 208 transitions. [2018-10-01 03:52:53,308 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 208 transitions. [2018-10-01 03:52:53,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-01 03:52:53,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:52:53,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:52:53,575 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:53:11,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:53:11,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 122 states and 208 transitions. [2018-10-01 03:53:11,933 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 208 transitions. [2018-10-01 03:53:11,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-01 03:53:11,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:53:11,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:53:12,160 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:53:30,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:53:30,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 123 states and 208 transitions. [2018-10-01 03:53:30,203 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 208 transitions. [2018-10-01 03:53:30,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-01 03:53:30,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:53:30,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:53:31,305 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:53:41,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:53:41,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 126 states and 216 transitions. [2018-10-01 03:53:41,789 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 216 transitions. [2018-10-01 03:53:41,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-01 03:53:41,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:53:41,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:53:43,084 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:54:03,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:54:03,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 127 states and 216 transitions. [2018-10-01 03:54:03,161 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 216 transitions. [2018-10-01 03:54:03,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-01 03:54:03,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:54:03,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:54:03,402 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:54:23,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:54:23,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 128 states and 216 transitions. [2018-10-01 03:54:23,394 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 216 transitions. [2018-10-01 03:54:23,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-01 03:54:23,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:54:23,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:54:24,458 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:54:36,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:54:36,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 131 states and 224 transitions. [2018-10-01 03:54:36,125 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 224 transitions. [2018-10-01 03:54:36,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-01 03:54:36,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:54:36,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:54:36,911 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:54:59,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:54:59,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 132 states and 224 transitions. [2018-10-01 03:54:59,427 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 224 transitions. [2018-10-01 03:54:59,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-01 03:54:59,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:54:59,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:55:00,063 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:55:22,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:55:22,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 133 states and 224 transitions. [2018-10-01 03:55:22,301 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 224 transitions. [2018-10-01 03:55:22,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-01 03:55:22,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:55:22,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:55:23,455 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:55:35,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:55:35,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 136 states and 232 transitions. [2018-10-01 03:55:35,315 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 232 transitions. [2018-10-01 03:55:35,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-01 03:55:35,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:55:35,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:55:35,646 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:56:00,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:56:00,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 137 states and 232 transitions. [2018-10-01 03:56:00,679 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 232 transitions. [2018-10-01 03:56:00,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-01 03:56:00,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:56:00,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:56:00,959 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:56:25,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:56:25,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 138 states and 232 transitions. [2018-10-01 03:56:25,496 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 232 transitions. [2018-10-01 03:56:25,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-01 03:56:25,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:56:25,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:56:26,567 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:56:39,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:56:39,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 141 states and 240 transitions. [2018-10-01 03:56:39,234 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 240 transitions. [2018-10-01 03:56:39,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-01 03:56:39,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:56:39,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:56:40,036 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:57:07,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:57:07,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 142 states and 240 transitions. [2018-10-01 03:57:07,855 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 240 transitions. [2018-10-01 03:57:07,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-01 03:57:07,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:57:07,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:57:08,101 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:57:35,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:57:35,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 143 states and 240 transitions. [2018-10-01 03:57:35,373 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 240 transitions. [2018-10-01 03:57:35,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-01 03:57:35,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:57:35,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:57:36,595 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:57:50,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:57:50,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 146 states and 248 transitions. [2018-10-01 03:57:50,062 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 248 transitions. [2018-10-01 03:57:50,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-01 03:57:50,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:57:50,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:57:50,334 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:58:21,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:58:21,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 147 states and 248 transitions. [2018-10-01 03:58:21,686 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 248 transitions. [2018-10-01 03:58:21,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-01 03:58:21,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:58:21,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:58:21,983 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:58:52,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:58:52,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 148 states and 248 transitions. [2018-10-01 03:58:52,956 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 248 transitions. [2018-10-01 03:58:52,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-01 03:58:52,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:58:53,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:58:54,231 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:59:08,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:59:08,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 151 states and 256 transitions. [2018-10-01 03:59:08,567 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 256 transitions. [2018-10-01 03:59:08,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-01 03:59:08,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:59:08,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:59:08,843 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:59:42,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:59:42,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 152 states and 256 transitions. [2018-10-01 03:59:42,811 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 256 transitions. [2018-10-01 03:59:42,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-01 03:59:42,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:59:42,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:59:43,108 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown