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/20170319-ConjunctivePathPrograms/gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 11:45:20,435 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 11:45:20,438 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 11:45:20,454 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 11:45:20,455 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 11:45:20,457 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 11:45:20,458 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 11:45:20,461 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 11:45:20,464 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 11:45:20,465 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 11:45:20,467 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 11:45:20,467 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 11:45:20,474 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 11:45:20,475 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 11:45:20,476 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 11:45:20,479 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 11:45:20,481 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 11:45:20,482 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 11:45:20,486 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 11:45:20,489 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 11:45:20,491 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 11:45:20,492 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 11:45:20,495 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 11:45:20,495 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 11:45:20,495 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 11:45:20,496 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 11:45:20,497 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 11:45:20,498 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 11:45:20,500 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 11:45:20,501 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 11:45:20,501 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 11:45:20,503 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 11:45:20,503 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 11:45:20,503 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 11:45:20,505 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 11:45:20,506 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 11:45:20,506 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 [2018-09-30 11:45:20,529 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 11:45:20,529 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 11:45:20,530 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 11:45:20,530 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 11:45:20,531 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 11:45:20,531 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 11:45:20,531 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 11:45:20,532 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 11:45:20,532 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 11:45:20,532 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 11:45:20,533 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 11:45:20,533 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 11:45:20,533 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 11:45:20,533 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 11:45:20,535 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 11:45:20,535 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 11:45:20,535 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 11:45:20,535 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 11:45:20,536 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 11:45:20,536 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 11:45:20,536 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 11:45:20,536 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 11:45:20,538 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:45:20,538 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 11:45:20,538 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 11:45:20,538 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 11:45:20,538 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 11:45:20,538 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 11:45:20,539 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 11:45:20,539 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 11:45:20,582 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 11:45:20,597 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 11:45:20,604 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 11:45:20,605 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 11:45:20,606 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 11:45:20,607 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl [2018-09-30 11:45:20,607 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl' [2018-09-30 11:45:20,669 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 11:45:20,673 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 11:45:20,674 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 11:45:20,674 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 11:45:20,674 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 11:45:20,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:45:20" (1/1) ... [2018-09-30 11:45:20,708 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:45:20" (1/1) ... [2018-09-30 11:45:20,715 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 11:45:20,716 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 11:45:20,716 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 11:45:20,716 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 11:45:20,727 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:45:20" (1/1) ... [2018-09-30 11:45:20,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:45:20" (1/1) ... [2018-09-30 11:45:20,728 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:45:20" (1/1) ... [2018-09-30 11:45:20,729 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:45:20" (1/1) ... [2018-09-30 11:45:20,733 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:45:20" (1/1) ... [2018-09-30 11:45:20,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:45:20" (1/1) ... [2018-09-30 11:45:20,736 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:45:20" (1/1) ... [2018-09-30 11:45:20,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 11:45:20,739 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 11:45:20,739 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 11:45:20,739 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 11:45:20,740 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:45:20" (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 [2018-09-30 11:45:20,813 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-09-30 11:45:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 11:45:20,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 11:45:21,085 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 11:45:21,085 INFO L202 PluginConnector]: Adding new model gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:45:21 BoogieIcfgContainer [2018-09-30 11:45:21,086 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 11:45:21,086 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 11:45:21,086 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 11:45:21,099 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 11:45:21,100 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:45:21" (1/1) ... [2018-09-30 11:45:21,119 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 11:45:21,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:21,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-30 11:45:21,165 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-30 11:45:21,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-30 11:45:21,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:21,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:21,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:21,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:21,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:21,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-30 11:45:21,679 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-30 11:45:21,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:21,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:21,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:21,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:21,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:22,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:22,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 8 states and 11 transitions. [2018-09-30 11:45:22,746 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 11 transitions. [2018-09-30 11:45:22,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:22,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:22,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:22,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:22,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:22,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:22,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2018-09-30 11:45:22,908 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2018-09-30 11:45:22,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:22,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:22,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:22,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:22,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:23,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:23,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 10 states and 15 transitions. [2018-09-30 11:45:23,052 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 15 transitions. [2018-09-30 11:45:23,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:23,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:23,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:23,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:23,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:23,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:23,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 11 states and 17 transitions. [2018-09-30 11:45:23,132 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 17 transitions. [2018-09-30 11:45:23,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:23,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:23,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:23,150 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:23,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:23,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:23,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 12 states and 19 transitions. [2018-09-30 11:45:23,226 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 19 transitions. [2018-09-30 11:45:23,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:23,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:23,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:23,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:23,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:23,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:23,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 13 states and 21 transitions. [2018-09-30 11:45:23,345 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 21 transitions. [2018-09-30 11:45:23,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:23,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:23,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:23,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:23,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:23,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:23,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 14 states and 23 transitions. [2018-09-30 11:45:23,422 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 23 transitions. [2018-09-30 11:45:23,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:23,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:23,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:23,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:23,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:23,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:23,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 15 states and 25 transitions. [2018-09-30 11:45:23,755 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 25 transitions. [2018-09-30 11:45:23,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:23,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:23,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:23,787 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:23,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:23,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:23,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 16 states and 27 transitions. [2018-09-30 11:45:23,926 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 27 transitions. [2018-09-30 11:45:23,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:23,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:23,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:23,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:23,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:24,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:24,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 17 states and 29 transitions. [2018-09-30 11:45:24,015 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 29 transitions. [2018-09-30 11:45:24,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:24,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:24,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:24,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:24,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:24,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:24,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 18 states and 31 transitions. [2018-09-30 11:45:24,090 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 31 transitions. [2018-09-30 11:45:24,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:24,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:24,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:24,102 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:24,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:24,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:24,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 19 states and 33 transitions. [2018-09-30 11:45:24,155 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 33 transitions. [2018-09-30 11:45:24,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:24,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:24,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:24,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:24,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:24,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:24,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 20 states and 35 transitions. [2018-09-30 11:45:24,244 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 35 transitions. [2018-09-30 11:45:24,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:24,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:24,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:24,271 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:24,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:24,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:24,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 21 states and 37 transitions. [2018-09-30 11:45:24,314 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 37 transitions. [2018-09-30 11:45:24,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:24,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:24,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:24,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:24,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:24,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:24,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 22 states and 39 transitions. [2018-09-30 11:45:24,530 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 39 transitions. [2018-09-30 11:45:24,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:24,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:24,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:24,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:24,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:24,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:24,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 23 states and 41 transitions. [2018-09-30 11:45:24,787 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 41 transitions. [2018-09-30 11:45:24,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:24,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:24,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:24,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:24,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:25,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:25,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 24 states and 43 transitions. [2018-09-30 11:45:25,161 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 43 transitions. [2018-09-30 11:45:25,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:25,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:25,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:25,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:25,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:25,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:25,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 25 states and 45 transitions. [2018-09-30 11:45:25,292 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 45 transitions. [2018-09-30 11:45:25,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:25,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:25,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:25,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:25,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:25,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:25,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 26 states and 47 transitions. [2018-09-30 11:45:25,410 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 47 transitions. [2018-09-30 11:45:25,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:25,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:25,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:25,422 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:25,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:25,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:25,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 27 states and 49 transitions. [2018-09-30 11:45:25,651 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 49 transitions. [2018-09-30 11:45:25,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:25,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:25,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:25,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:25,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:25,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:25,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 28 states and 51 transitions. [2018-09-30 11:45:25,753 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 51 transitions. [2018-09-30 11:45:25,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:25,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:25,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:25,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:25,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:25,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 29 states and 53 transitions. [2018-09-30 11:45:25,828 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 53 transitions. [2018-09-30 11:45:25,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:25,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:25,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:25,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:25,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:25,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:25,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 30 states and 55 transitions. [2018-09-30 11:45:25,978 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 55 transitions. [2018-09-30 11:45:25,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:25,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:26,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:26,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:26,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:26,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:26,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 31 states and 57 transitions. [2018-09-30 11:45:26,053 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 57 transitions. [2018-09-30 11:45:26,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:26,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:26,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:26,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:26,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:26,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:26,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 32 states and 59 transitions. [2018-09-30 11:45:26,160 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 59 transitions. [2018-09-30 11:45:26,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:26,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:26,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:26,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:26,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:26,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:26,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 33 states and 61 transitions. [2018-09-30 11:45:26,322 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2018-09-30 11:45:26,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:26,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:26,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:26,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:26,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:26,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:26,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 34 states and 63 transitions. [2018-09-30 11:45:26,388 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 63 transitions. [2018-09-30 11:45:26,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:26,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:26,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:26,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:26,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:26,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2018-09-30 11:45:26,462 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2018-09-30 11:45:26,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:26,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:26,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:26,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:26,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:26,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:26,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 36 states and 67 transitions. [2018-09-30 11:45:26,521 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 67 transitions. [2018-09-30 11:45:26,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:26,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:26,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:26,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:26,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:26,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:26,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 37 states and 69 transitions. [2018-09-30 11:45:26,575 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 69 transitions. [2018-09-30 11:45:26,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:26,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:26,587 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:26,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:26,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:26,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 38 states and 71 transitions. [2018-09-30 11:45:26,633 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 71 transitions. [2018-09-30 11:45:26,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:26,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:26,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:26,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:26,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:26,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:26,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 39 states and 73 transitions. [2018-09-30 11:45:26,716 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 73 transitions. [2018-09-30 11:45:26,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:26,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:26,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:26,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:26,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:26,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:26,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 40 states and 75 transitions. [2018-09-30 11:45:26,829 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 75 transitions. [2018-09-30 11:45:26,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:26,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:26,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:26,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:26,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:26,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:26,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 41 states and 77 transitions. [2018-09-30 11:45:26,883 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 77 transitions. [2018-09-30 11:45:26,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:26,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:26,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:26,895 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:26,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:26,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:26,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 42 states and 79 transitions. [2018-09-30 11:45:26,935 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 79 transitions. [2018-09-30 11:45:26,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:26,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:26,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:26,950 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:27,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:27,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:27,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 43 states and 81 transitions. [2018-09-30 11:45:27,068 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 81 transitions. [2018-09-30 11:45:27,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:27,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:27,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:27,078 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:27,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:27,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:27,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 44 states and 83 transitions. [2018-09-30 11:45:27,136 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 83 transitions. [2018-09-30 11:45:27,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:27,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:27,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:27,169 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:27,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:27,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:27,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 85 transitions. [2018-09-30 11:45:27,638 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 85 transitions. [2018-09-30 11:45:27,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:27,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:27,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:27,671 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:27,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:27,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:27,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 87 transitions. [2018-09-30 11:45:27,956 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 87 transitions. [2018-09-30 11:45:27,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:27,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:27,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:27,985 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:28,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:28,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:28,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 47 states and 89 transitions. [2018-09-30 11:45:28,029 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 89 transitions. [2018-09-30 11:45:28,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:28,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:28,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:28,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:28,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:28,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:28,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 48 states and 91 transitions. [2018-09-30 11:45:28,069 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 91 transitions. [2018-09-30 11:45:28,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:28,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:28,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:28,081 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:28,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:28,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:28,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 49 states and 93 transitions. [2018-09-30 11:45:28,118 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 93 transitions. [2018-09-30 11:45:28,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:28,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:28,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:28,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:28,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:28,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:28,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 50 states and 95 transitions. [2018-09-30 11:45:28,171 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 95 transitions. [2018-09-30 11:45:28,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:28,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:28,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:28,194 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:28,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:28,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:28,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 51 states and 97 transitions. [2018-09-30 11:45:28,247 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 97 transitions. [2018-09-30 11:45:28,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:28,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:28,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:28,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:28,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:28,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:28,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 52 states and 99 transitions. [2018-09-30 11:45:28,338 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 99 transitions. [2018-09-30 11:45:28,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:28,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:28,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:28,349 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:28,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:28,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:28,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 53 states and 101 transitions. [2018-09-30 11:45:28,384 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 101 transitions. [2018-09-30 11:45:28,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:28,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:28,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:28,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:28,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:28,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:28,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 54 states and 103 transitions. [2018-09-30 11:45:28,459 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 103 transitions. [2018-09-30 11:45:28,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:28,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:28,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:28,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:28,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:28,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:28,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 55 states and 105 transitions. [2018-09-30 11:45:28,502 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 105 transitions. [2018-09-30 11:45:28,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:28,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:28,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:28,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:28,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:28,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:28,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 56 states and 107 transitions. [2018-09-30 11:45:28,573 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 107 transitions. [2018-09-30 11:45:28,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:28,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:28,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:28,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:28,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:28,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:28,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 57 states and 109 transitions. [2018-09-30 11:45:28,622 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 109 transitions. [2018-09-30 11:45:28,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:28,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:28,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:28,633 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:28,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:28,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:28,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 58 states and 111 transitions. [2018-09-30 11:45:28,755 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 111 transitions. [2018-09-30 11:45:28,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:28,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:28,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:28,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:28,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:28,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:28,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 59 states and 113 transitions. [2018-09-30 11:45:28,869 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 113 transitions. [2018-09-30 11:45:28,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:28,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:28,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:28,879 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:28,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:28,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:28,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 60 states and 115 transitions. [2018-09-30 11:45:28,909 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 115 transitions. [2018-09-30 11:45:28,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:28,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:28,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:28,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:29,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:29,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:29,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 61 states and 117 transitions. [2018-09-30 11:45:29,039 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 117 transitions. [2018-09-30 11:45:29,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:29,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:29,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:29,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:29,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:29,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:29,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 62 states and 119 transitions. [2018-09-30 11:45:29,078 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 119 transitions. [2018-09-30 11:45:29,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:29,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:29,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:29,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:29,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:29,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:29,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 63 states and 121 transitions. [2018-09-30 11:45:29,130 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 121 transitions. [2018-09-30 11:45:29,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:29,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:29,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:29,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:29,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:29,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:29,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 64 states and 123 transitions. [2018-09-30 11:45:29,182 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 123 transitions. [2018-09-30 11:45:29,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:29,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:29,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:29,190 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:29,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:29,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:29,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 65 states and 125 transitions. [2018-09-30 11:45:29,219 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 125 transitions. [2018-09-30 11:45:29,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:29,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:29,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:29,227 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:29,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:29,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:29,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 66 states and 127 transitions. [2018-09-30 11:45:29,259 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 127 transitions. [2018-09-30 11:45:29,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:29,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:29,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:29,280 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:29,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:29,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:29,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 67 states and 129 transitions. [2018-09-30 11:45:29,320 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 129 transitions. [2018-09-30 11:45:29,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:29,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:29,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:29,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:29,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:29,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:29,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 68 states and 131 transitions. [2018-09-30 11:45:29,367 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 131 transitions. [2018-09-30 11:45:29,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:29,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:29,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:29,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:29,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:29,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:29,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 69 states and 133 transitions. [2018-09-30 11:45:29,765 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 133 transitions. [2018-09-30 11:45:29,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:29,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:29,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:29,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:29,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:29,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:29,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 70 states and 135 transitions. [2018-09-30 11:45:29,812 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 135 transitions. [2018-09-30 11:45:29,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:29,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:29,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:29,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:29,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:29,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:29,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 71 states and 137 transitions. [2018-09-30 11:45:29,889 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 137 transitions. [2018-09-30 11:45:29,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:29,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:29,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:29,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:29,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:29,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:29,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 72 states and 139 transitions. [2018-09-30 11:45:29,967 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 139 transitions. [2018-09-30 11:45:29,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:29,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:29,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:29,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:30,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:30,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:30,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 73 states and 141 transitions. [2018-09-30 11:45:30,092 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 141 transitions. [2018-09-30 11:45:30,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:30,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:30,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:30,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:30,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:30,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:30,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 74 states and 143 transitions. [2018-09-30 11:45:30,146 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 143 transitions. [2018-09-30 11:45:30,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:30,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:30,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:30,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:30,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:30,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 75 states and 145 transitions. [2018-09-30 11:45:30,188 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 145 transitions. [2018-09-30 11:45:30,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:30,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:30,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:30,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:30,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:30,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:30,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 76 states and 147 transitions. [2018-09-30 11:45:30,230 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 147 transitions. [2018-09-30 11:45:30,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:30,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:30,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:30,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:30,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:30,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:30,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 77 states and 149 transitions. [2018-09-30 11:45:30,322 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 149 transitions. [2018-09-30 11:45:30,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:30,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:30,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:30,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:30,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:30,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:30,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 78 states and 151 transitions. [2018-09-30 11:45:30,374 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 151 transitions. [2018-09-30 11:45:30,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:30,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:30,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:30,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:30,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:30,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:30,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 79 states and 153 transitions. [2018-09-30 11:45:30,555 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 153 transitions. [2018-09-30 11:45:30,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:30,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:30,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:30,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:30,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:30,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:30,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 80 states and 155 transitions. [2018-09-30 11:45:30,618 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 155 transitions. [2018-09-30 11:45:30,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:30,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:30,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:30,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:30,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:30,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:30,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 81 states and 157 transitions. [2018-09-30 11:45:30,691 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 157 transitions. [2018-09-30 11:45:30,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:30,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:30,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:30,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:30,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:30,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:30,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 82 states and 159 transitions. [2018-09-30 11:45:30,761 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 159 transitions. [2018-09-30 11:45:30,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:30,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:30,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:30,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:30,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:30,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:30,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 83 states and 161 transitions. [2018-09-30 11:45:30,797 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 161 transitions. [2018-09-30 11:45:30,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:30,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:30,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:30,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:30,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:30,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:30,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 84 states and 163 transitions. [2018-09-30 11:45:30,830 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 163 transitions. [2018-09-30 11:45:30,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:30,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:30,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:30,854 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:30,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:30,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:30,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 85 states and 165 transitions. [2018-09-30 11:45:30,888 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 165 transitions. [2018-09-30 11:45:30,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:30,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:30,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:30,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:30,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:30,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:30,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 86 states and 167 transitions. [2018-09-30 11:45:30,940 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 167 transitions. [2018-09-30 11:45:30,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:30,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:30,948 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:30,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:30,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:30,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 87 states and 169 transitions. [2018-09-30 11:45:30,976 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 169 transitions. [2018-09-30 11:45:30,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:30,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:30,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:30,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:30,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:31,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:31,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 88 states and 171 transitions. [2018-09-30 11:45:31,016 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 171 transitions. [2018-09-30 11:45:31,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:31,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:31,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:31,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:31,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:31,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:31,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 89 states and 173 transitions. [2018-09-30 11:45:31,054 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 173 transitions. [2018-09-30 11:45:31,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:31,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:31,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:31,074 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:31,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:31,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:31,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 90 states and 175 transitions. [2018-09-30 11:45:31,394 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 175 transitions. [2018-09-30 11:45:31,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:31,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:31,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:31,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:31,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:31,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:31,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 91 states and 177 transitions. [2018-09-30 11:45:31,569 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 177 transitions. [2018-09-30 11:45:31,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:31,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:31,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:31,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:31,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:31,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 92 states and 179 transitions. [2018-09-30 11:45:31,618 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 179 transitions. [2018-09-30 11:45:31,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:31,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:31,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:31,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:31,703 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:31,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:31,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 93 states and 181 transitions. [2018-09-30 11:45:31,747 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 181 transitions. [2018-09-30 11:45:31,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:31,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:31,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:31,758 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:31,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:31,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:31,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 94 states and 183 transitions. [2018-09-30 11:45:31,793 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 183 transitions. [2018-09-30 11:45:31,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:31,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:31,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:31,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:31,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:31,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:31,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 95 states and 185 transitions. [2018-09-30 11:45:31,849 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 185 transitions. [2018-09-30 11:45:31,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:31,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:31,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:31,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:32,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:32,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 96 states and 187 transitions. [2018-09-30 11:45:32,013 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 187 transitions. [2018-09-30 11:45:32,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:32,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:32,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:32,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:32,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:32,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:32,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 97 states and 189 transitions. [2018-09-30 11:45:32,177 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 189 transitions. [2018-09-30 11:45:32,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:32,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:32,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:32,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:32,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:32,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:32,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 98 states and 191 transitions. [2018-09-30 11:45:32,219 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 191 transitions. [2018-09-30 11:45:32,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:32,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:32,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:32,226 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:32,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:32,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:32,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 99 states and 193 transitions. [2018-09-30 11:45:32,290 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 193 transitions. [2018-09-30 11:45:32,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:32,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:32,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:32,302 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:32,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:32,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:32,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 100 states and 195 transitions. [2018-09-30 11:45:32,346 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 195 transitions. [2018-09-30 11:45:32,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:32,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:32,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:32,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:32,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:32,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:32,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 101 states and 197 transitions. [2018-09-30 11:45:32,408 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 197 transitions. [2018-09-30 11:45:32,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:32,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:32,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:32,414 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:32,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:32,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:32,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 102 states and 199 transitions. [2018-09-30 11:45:32,444 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 199 transitions. [2018-09-30 11:45:32,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:32,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:32,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:32,468 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:32,510 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:32,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:32,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 103 states and 201 transitions. [2018-09-30 11:45:32,529 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 201 transitions. [2018-09-30 11:45:32,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:32,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:32,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:32,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:32,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:32,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:32,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 104 states and 203 transitions. [2018-09-30 11:45:32,573 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 203 transitions. [2018-09-30 11:45:32,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:32,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:32,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:32,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:32,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:32,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:32,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 105 states and 205 transitions. [2018-09-30 11:45:32,610 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 205 transitions. [2018-09-30 11:45:32,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:32,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:32,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:32,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:32,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:32,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:32,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 106 states and 207 transitions. [2018-09-30 11:45:32,656 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 207 transitions. [2018-09-30 11:45:32,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:32,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:32,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:32,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:32,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:32,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:32,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 107 states and 209 transitions. [2018-09-30 11:45:32,715 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 209 transitions. [2018-09-30 11:45:32,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:32,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:32,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:32,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:32,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:32,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:32,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 108 states and 211 transitions. [2018-09-30 11:45:32,757 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 211 transitions. [2018-09-30 11:45:32,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:32,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:32,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:32,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:32,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:32,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 109 states and 213 transitions. [2018-09-30 11:45:32,789 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 213 transitions. [2018-09-30 11:45:32,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:32,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:32,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:32,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:32,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:32,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:32,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 110 states and 215 transitions. [2018-09-30 11:45:32,822 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 215 transitions. [2018-09-30 11:45:32,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:32,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:32,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:32,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:32,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:32,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:32,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 111 states and 217 transitions. [2018-09-30 11:45:32,881 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 217 transitions. [2018-09-30 11:45:32,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:32,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:32,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:32,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:32,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:32,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:32,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 112 states and 219 transitions. [2018-09-30 11:45:32,926 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 219 transitions. [2018-09-30 11:45:32,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:32,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:32,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:32,961 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:33,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:33,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:33,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 113 states and 221 transitions. [2018-09-30 11:45:33,187 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 221 transitions. [2018-09-30 11:45:33,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:33,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:33,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:33,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:33,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:33,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:33,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 114 states and 223 transitions. [2018-09-30 11:45:33,307 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 223 transitions. [2018-09-30 11:45:33,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:33,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:33,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:33,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:33,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:33,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:33,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 115 states and 225 transitions. [2018-09-30 11:45:33,339 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 225 transitions. [2018-09-30 11:45:33,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:33,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:33,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:33,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:33,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:33,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 116 states and 227 transitions. [2018-09-30 11:45:33,380 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 227 transitions. [2018-09-30 11:45:33,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:33,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:33,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:33,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:33,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:33,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:33,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 117 states and 229 transitions. [2018-09-30 11:45:33,415 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 229 transitions. [2018-09-30 11:45:33,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:33,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:33,435 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:33,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:33,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:33,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 118 states and 231 transitions. [2018-09-30 11:45:33,476 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 231 transitions. [2018-09-30 11:45:33,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:33,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:33,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:33,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:33,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:33,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:33,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 119 states and 233 transitions. [2018-09-30 11:45:33,603 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 233 transitions. [2018-09-30 11:45:33,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:33,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:33,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:33,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:33,631 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:33,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:33,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 120 states and 235 transitions. [2018-09-30 11:45:33,653 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 235 transitions. [2018-09-30 11:45:33,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:33,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:33,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:33,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:33,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:33,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:33,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 121 states and 237 transitions. [2018-09-30 11:45:33,718 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 237 transitions. [2018-09-30 11:45:33,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:33,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:33,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:33,729 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:33,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:33,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 122 states and 239 transitions. [2018-09-30 11:45:33,749 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 239 transitions. [2018-09-30 11:45:33,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:33,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:33,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:33,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:33,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:33,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:33,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 123 states and 241 transitions. [2018-09-30 11:45:33,786 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 241 transitions. [2018-09-30 11:45:33,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:33,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:33,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:33,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:33,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:33,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:33,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 124 states and 243 transitions. [2018-09-30 11:45:33,825 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 243 transitions. [2018-09-30 11:45:33,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:33,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:33,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:33,832 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:33,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:33,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:33,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 125 states and 245 transitions. [2018-09-30 11:45:33,864 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 245 transitions. [2018-09-30 11:45:33,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:33,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:33,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:33,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:33,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:33,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:33,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 126 states and 247 transitions. [2018-09-30 11:45:33,900 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 247 transitions. [2018-09-30 11:45:33,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:33,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:33,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:33,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:33,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:33,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:33,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 127 states and 249 transitions. [2018-09-30 11:45:33,954 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 249 transitions. [2018-09-30 11:45:33,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:33,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:33,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:33,961 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:34,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:34,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:34,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 128 states and 251 transitions. [2018-09-30 11:45:34,045 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 251 transitions. [2018-09-30 11:45:34,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:34,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:34,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:34,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:34,069 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:34,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:34,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 129 states and 253 transitions. [2018-09-30 11:45:34,091 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 253 transitions. [2018-09-30 11:45:34,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:34,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:34,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:34,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:34,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:34,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:34,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 130 states and 255 transitions. [2018-09-30 11:45:34,189 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 255 transitions. [2018-09-30 11:45:34,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:34,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:34,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:34,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:34,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:34,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:34,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 131 states and 257 transitions. [2018-09-30 11:45:34,221 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 257 transitions. [2018-09-30 11:45:34,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:34,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:34,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:34,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:34,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:34,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:34,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 132 states and 259 transitions. [2018-09-30 11:45:34,259 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 259 transitions. [2018-09-30 11:45:34,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:34,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:34,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:34,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:34,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:34,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:34,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 133 states and 261 transitions. [2018-09-30 11:45:34,301 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 261 transitions. [2018-09-30 11:45:34,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:34,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:34,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:34,314 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:34,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:34,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:34,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 134 states and 263 transitions. [2018-09-30 11:45:34,357 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 263 transitions. [2018-09-30 11:45:34,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:34,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:34,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:34,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:34,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:34,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:34,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 135 states and 265 transitions. [2018-09-30 11:45:34,445 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 265 transitions. [2018-09-30 11:45:34,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:34,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:34,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:34,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:34,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:34,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:34,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 136 states and 267 transitions. [2018-09-30 11:45:34,485 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 267 transitions. [2018-09-30 11:45:34,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:34,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:34,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:34,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:34,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:34,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:34,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 137 states and 269 transitions. [2018-09-30 11:45:34,631 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 269 transitions. [2018-09-30 11:45:34,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:34,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:34,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:34,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:34,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:34,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:34,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 138 states and 271 transitions. [2018-09-30 11:45:34,666 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 271 transitions. [2018-09-30 11:45:34,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:34,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:34,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:34,678 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:34,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:34,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 139 states and 273 transitions. [2018-09-30 11:45:34,699 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 273 transitions. [2018-09-30 11:45:34,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:34,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:34,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:34,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:34,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:34,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:34,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 140 states and 275 transitions. [2018-09-30 11:45:34,732 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 275 transitions. [2018-09-30 11:45:34,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:34,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:34,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:34,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:34,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:34,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:34,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 141 states and 277 transitions. [2018-09-30 11:45:34,770 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 277 transitions. [2018-09-30 11:45:34,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:34,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:34,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:34,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:34,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:34,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:34,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 142 states and 279 transitions. [2018-09-30 11:45:34,805 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 279 transitions. [2018-09-30 11:45:34,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:34,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:34,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:34,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:34,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:34,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:34,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 143 states and 281 transitions. [2018-09-30 11:45:34,842 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 281 transitions. [2018-09-30 11:45:34,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:34,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:34,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:34,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:34,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:34,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:34,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 144 states and 283 transitions. [2018-09-30 11:45:34,884 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 283 transitions. [2018-09-30 11:45:34,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:34,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:34,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:34,895 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:34,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:34,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:34,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 145 states and 285 transitions. [2018-09-30 11:45:34,924 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 285 transitions. [2018-09-30 11:45:34,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:34,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:34,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:34,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:34,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:34,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:34,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 146 states and 287 transitions. [2018-09-30 11:45:34,960 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 287 transitions. [2018-09-30 11:45:34,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:34,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:34,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:34,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:34,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:35,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:35,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 147 states and 289 transitions. [2018-09-30 11:45:35,001 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 289 transitions. [2018-09-30 11:45:35,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:35,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:35,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:35,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:35,014 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:35,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:35,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 148 states and 291 transitions. [2018-09-30 11:45:35,036 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 291 transitions. [2018-09-30 11:45:35,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:35,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:35,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:35,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:35,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:35,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:35,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 149 states and 293 transitions. [2018-09-30 11:45:35,083 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 293 transitions. [2018-09-30 11:45:35,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:35,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:35,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:35,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:35,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:35,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:35,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 150 states and 295 transitions. [2018-09-30 11:45:35,122 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 295 transitions. [2018-09-30 11:45:35,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:35,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:35,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:35,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:35,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:35,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:35,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 151 states and 297 transitions. [2018-09-30 11:45:35,197 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 297 transitions. [2018-09-30 11:45:35,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:35,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:35,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:35,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:35,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:35,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:35,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 152 states and 299 transitions. [2018-09-30 11:45:35,239 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 299 transitions. [2018-09-30 11:45:35,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:35,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:35,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:35,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:35,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:35,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:35,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 153 states and 301 transitions. [2018-09-30 11:45:35,276 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 301 transitions. [2018-09-30 11:45:35,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:35,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:35,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:35,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:35,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:35,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:35,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 154 states and 303 transitions. [2018-09-30 11:45:35,317 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 303 transitions. [2018-09-30 11:45:35,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:35,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:35,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:35,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:35,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:35,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:35,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 155 states and 305 transitions. [2018-09-30 11:45:35,357 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 305 transitions. [2018-09-30 11:45:35,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:35,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:35,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:35,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:35,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:35,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:35,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 156 states and 307 transitions. [2018-09-30 11:45:35,407 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 307 transitions. [2018-09-30 11:45:35,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:35,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:35,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:35,414 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:35,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:35,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:35,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 157 states and 309 transitions. [2018-09-30 11:45:35,450 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 309 transitions. [2018-09-30 11:45:35,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:35,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:35,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:35,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:35,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:35,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:35,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 158 states and 311 transitions. [2018-09-30 11:45:35,502 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 311 transitions. [2018-09-30 11:45:35,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:35,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:35,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:35,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:35,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:36,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:36,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 159 states and 313 transitions. [2018-09-30 11:45:36,017 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 313 transitions. [2018-09-30 11:45:36,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:36,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:36,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:36,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:36,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:36,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:36,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 160 states and 315 transitions. [2018-09-30 11:45:36,503 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 315 transitions. [2018-09-30 11:45:36,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:36,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:36,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:36,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:36,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:36,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:36,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 161 states and 317 transitions. [2018-09-30 11:45:36,581 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 317 transitions. [2018-09-30 11:45:36,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:36,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:36,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:36,588 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:36,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:36,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:36,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 162 states and 319 transitions. [2018-09-30 11:45:36,628 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 319 transitions. [2018-09-30 11:45:36,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:36,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:36,646 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:36,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:36,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:36,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 163 states and 321 transitions. [2018-09-30 11:45:36,700 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 321 transitions. [2018-09-30 11:45:36,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:36,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:36,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:36,719 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:36,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:36,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:36,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 164 states and 323 transitions. [2018-09-30 11:45:36,750 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 323 transitions. [2018-09-30 11:45:36,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:36,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:36,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:36,757 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:36,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:36,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:36,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 165 states and 325 transitions. [2018-09-30 11:45:36,811 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 325 transitions. [2018-09-30 11:45:36,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:36,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:36,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:36,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:36,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:36,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:36,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 166 states and 327 transitions. [2018-09-30 11:45:36,847 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 327 transitions. [2018-09-30 11:45:36,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:36,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:36,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:36,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:36,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:36,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:36,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 167 states and 329 transitions. [2018-09-30 11:45:36,882 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 329 transitions. [2018-09-30 11:45:36,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:36,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:36,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:36,909 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:36,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:36,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:36,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 168 states and 331 transitions. [2018-09-30 11:45:36,964 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 331 transitions. [2018-09-30 11:45:36,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:36,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:36,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:36,971 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:36,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:37,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:37,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 169 states and 333 transitions. [2018-09-30 11:45:37,005 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 333 transitions. [2018-09-30 11:45:37,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:37,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:37,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:37,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:37,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:37,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:37,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 170 states and 335 transitions. [2018-09-30 11:45:37,039 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 335 transitions. [2018-09-30 11:45:37,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:37,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:37,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:37,044 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:37,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:37,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:37,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 171 states and 337 transitions. [2018-09-30 11:45:37,391 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 337 transitions. [2018-09-30 11:45:37,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:37,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:37,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:37,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:37,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:37,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:37,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 172 states and 339 transitions. [2018-09-30 11:45:37,849 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 339 transitions. [2018-09-30 11:45:37,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:37,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:37,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:37,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:37,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:38,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:38,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 173 states and 341 transitions. [2018-09-30 11:45:38,310 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 341 transitions. [2018-09-30 11:45:38,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:38,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:38,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:38,325 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:38,407 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:38,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:38,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 174 states and 343 transitions. [2018-09-30 11:45:38,431 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 343 transitions. [2018-09-30 11:45:38,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:38,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:38,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:38,437 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:38,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:38,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:38,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 175 states and 345 transitions. [2018-09-30 11:45:38,465 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 345 transitions. [2018-09-30 11:45:38,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:38,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:38,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:38,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:38,475 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:38,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:38,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 176 states and 347 transitions. [2018-09-30 11:45:38,500 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 347 transitions. [2018-09-30 11:45:38,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:38,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:38,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:38,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:38,515 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:38,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:38,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 177 states and 349 transitions. [2018-09-30 11:45:38,540 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 349 transitions. [2018-09-30 11:45:38,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:38,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:38,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:38,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:38,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:38,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:38,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 178 states and 351 transitions. [2018-09-30 11:45:38,601 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 351 transitions. [2018-09-30 11:45:38,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:38,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:38,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:38,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:38,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:38,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:38,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 179 states and 353 transitions. [2018-09-30 11:45:38,635 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 353 transitions. [2018-09-30 11:45:38,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:38,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:38,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:38,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:38,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:38,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:38,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 180 states and 355 transitions. [2018-09-30 11:45:38,771 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 355 transitions. [2018-09-30 11:45:38,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:38,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:38,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:38,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:38,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:38,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:38,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 181 states and 357 transitions. [2018-09-30 11:45:38,809 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 357 transitions. [2018-09-30 11:45:38,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:38,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:38,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:38,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:38,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:38,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:38,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 182 states and 359 transitions. [2018-09-30 11:45:38,841 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 359 transitions. [2018-09-30 11:45:38,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:38,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:38,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:38,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:38,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:38,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:38,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 183 states and 361 transitions. [2018-09-30 11:45:38,875 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 361 transitions. [2018-09-30 11:45:38,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:38,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:38,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:38,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:38,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:38,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:38,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 184 states and 363 transitions. [2018-09-30 11:45:38,907 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 363 transitions. [2018-09-30 11:45:38,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:38,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:38,912 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:38,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:38,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:38,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 185 states and 365 transitions. [2018-09-30 11:45:38,956 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 365 transitions. [2018-09-30 11:45:38,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:38,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:38,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:38,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:38,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:38,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:38,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 186 states and 367 transitions. [2018-09-30 11:45:38,990 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 367 transitions. [2018-09-30 11:45:38,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:38,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:38,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:38,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:39,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:39,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:39,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 187 states and 369 transitions. [2018-09-30 11:45:39,030 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 369 transitions. [2018-09-30 11:45:39,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:39,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:39,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:39,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:39,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:39,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:39,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 188 states and 371 transitions. [2018-09-30 11:45:39,064 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 371 transitions. [2018-09-30 11:45:39,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:39,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:39,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:39,069 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:39,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:39,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:39,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 189 states and 373 transitions. [2018-09-30 11:45:39,094 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 373 transitions. [2018-09-30 11:45:39,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:39,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:39,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:39,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:39,205 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:39,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:39,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 190 states and 375 transitions. [2018-09-30 11:45:39,251 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 375 transitions. [2018-09-30 11:45:39,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:39,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:39,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:39,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:39,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:39,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:39,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 191 states and 377 transitions. [2018-09-30 11:45:39,375 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 377 transitions. [2018-09-30 11:45:39,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:39,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:39,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:39,380 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:39,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:39,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:39,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 192 states and 379 transitions. [2018-09-30 11:45:39,478 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 379 transitions. [2018-09-30 11:45:39,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:39,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:39,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:39,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:39,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:39,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:39,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 193 states and 381 transitions. [2018-09-30 11:45:39,511 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 381 transitions. [2018-09-30 11:45:39,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:39,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:39,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:39,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:39,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:39,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:39,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 194 states and 383 transitions. [2018-09-30 11:45:39,545 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 383 transitions. [2018-09-30 11:45:39,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:39,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:39,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:39,552 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:39,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:39,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:39,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 195 states and 385 transitions. [2018-09-30 11:45:39,580 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 385 transitions. [2018-09-30 11:45:39,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:39,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:39,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:39,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:39,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:39,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:39,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 196 states and 387 transitions. [2018-09-30 11:45:39,624 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 387 transitions. [2018-09-30 11:45:39,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:39,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:39,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:39,637 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:39,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:39,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:39,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 197 states and 389 transitions. [2018-09-30 11:45:39,668 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 389 transitions. [2018-09-30 11:45:39,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:39,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:39,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:39,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:39,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:39,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:39,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 198 states and 391 transitions. [2018-09-30 11:45:39,707 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 391 transitions. [2018-09-30 11:45:39,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:39,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:39,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:39,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:39,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:39,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:39,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 199 states and 393 transitions. [2018-09-30 11:45:39,810 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 393 transitions. [2018-09-30 11:45:39,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:39,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:39,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:39,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:39,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:39,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:39,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 200 states and 395 transitions. [2018-09-30 11:45:39,844 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 395 transitions. [2018-09-30 11:45:39,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:39,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:39,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:39,850 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:39,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:39,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:39,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 201 states and 397 transitions. [2018-09-30 11:45:39,878 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 397 transitions. [2018-09-30 11:45:39,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:39,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:39,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:39,883 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:39,888 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:39,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:39,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 202 states and 399 transitions. [2018-09-30 11:45:39,912 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 399 transitions. [2018-09-30 11:45:39,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:39,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:39,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:39,925 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:39,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:39,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:39,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 203 states and 401 transitions. [2018-09-30 11:45:39,957 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 401 transitions. [2018-09-30 11:45:39,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:39,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:39,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:39,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:39,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:40,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:40,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 204 states and 403 transitions. [2018-09-30 11:45:40,007 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 403 transitions. [2018-09-30 11:45:40,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:40,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:40,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:40,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:40,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:40,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:40,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 205 states and 405 transitions. [2018-09-30 11:45:40,058 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 405 transitions. [2018-09-30 11:45:40,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:40,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:40,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:40,063 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:40,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:40,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:40,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 206 states and 407 transitions. [2018-09-30 11:45:40,097 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 407 transitions. [2018-09-30 11:45:40,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:40,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:40,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:40,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:40,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:40,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:40,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 207 states and 409 transitions. [2018-09-30 11:45:40,140 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 409 transitions. [2018-09-30 11:45:40,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:40,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:40,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:40,145 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:40,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:40,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:40,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 208 states and 411 transitions. [2018-09-30 11:45:40,176 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 411 transitions. [2018-09-30 11:45:40,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:40,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:40,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:40,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:40,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:40,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:40,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 209 states and 413 transitions. [2018-09-30 11:45:40,208 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 413 transitions. [2018-09-30 11:45:40,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:40,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:40,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:40,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:40,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:40,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:40,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 210 states and 415 transitions. [2018-09-30 11:45:40,246 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 415 transitions. [2018-09-30 11:45:40,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:40,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:40,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:40,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:40,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:40,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:40,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 211 states and 417 transitions. [2018-09-30 11:45:40,286 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 417 transitions. [2018-09-30 11:45:40,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:40,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:40,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:40,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:40,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:40,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:40,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 212 states and 419 transitions. [2018-09-30 11:45:40,323 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 419 transitions. [2018-09-30 11:45:40,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:40,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:40,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:40,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:40,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:40,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:40,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 213 states and 421 transitions. [2018-09-30 11:45:40,358 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 421 transitions. [2018-09-30 11:45:40,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:40,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:40,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:40,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:40,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:40,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:40,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 214 states and 423 transitions. [2018-09-30 11:45:40,395 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 423 transitions. [2018-09-30 11:45:40,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:40,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:40,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:40,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:40,450 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:40,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:40,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 215 states and 425 transitions. [2018-09-30 11:45:40,475 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 425 transitions. [2018-09-30 11:45:40,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:40,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:40,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:40,483 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:40,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:40,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:40,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 216 states and 427 transitions. [2018-09-30 11:45:40,509 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 427 transitions. [2018-09-30 11:45:40,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:40,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:40,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:40,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:40,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:40,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 217 states and 429 transitions. [2018-09-30 11:45:40,545 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 429 transitions. [2018-09-30 11:45:40,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:40,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:40,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:40,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:40,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:40,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:40,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 218 states and 431 transitions. [2018-09-30 11:45:40,584 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 431 transitions. [2018-09-30 11:45:40,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:40,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:40,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:40,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:40,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:40,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:40,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 219 states and 433 transitions. [2018-09-30 11:45:40,637 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 433 transitions. [2018-09-30 11:45:40,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:40,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:40,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:40,643 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:40,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:40,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:40,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 220 states and 435 transitions. [2018-09-30 11:45:40,689 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 435 transitions. [2018-09-30 11:45:40,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:40,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:40,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:40,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:40,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:40,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:40,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 221 states and 437 transitions. [2018-09-30 11:45:40,746 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 437 transitions. [2018-09-30 11:45:40,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:40,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:40,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:40,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:40,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:40,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:40,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 222 states and 439 transitions. [2018-09-30 11:45:40,801 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 439 transitions. [2018-09-30 11:45:40,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:40,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:40,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:40,820 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:40,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:41,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:41,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 223 states and 441 transitions. [2018-09-30 11:45:41,159 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 441 transitions. [2018-09-30 11:45:41,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:41,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:41,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:41,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:41,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:41,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:41,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 224 states and 443 transitions. [2018-09-30 11:45:41,197 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 443 transitions. [2018-09-30 11:45:41,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:41,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:41,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:41,203 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:41,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:41,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:41,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 225 states and 445 transitions. [2018-09-30 11:45:41,233 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 445 transitions. [2018-09-30 11:45:41,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:41,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:41,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:41,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:41,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:41,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:41,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 226 states and 447 transitions. [2018-09-30 11:45:41,275 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 447 transitions. [2018-09-30 11:45:41,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:41,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:41,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:41,280 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:41,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:41,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:41,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 227 states and 449 transitions. [2018-09-30 11:45:41,309 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 449 transitions. [2018-09-30 11:45:41,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:41,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:41,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:41,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:41,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:41,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:41,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 228 states and 451 transitions. [2018-09-30 11:45:41,351 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 451 transitions. [2018-09-30 11:45:41,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:41,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:41,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:41,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:41,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:41,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:41,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 229 states and 453 transitions. [2018-09-30 11:45:41,387 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 453 transitions. [2018-09-30 11:45:41,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:41,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:41,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:41,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:41,407 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:41,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:41,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 230 states and 455 transitions. [2018-09-30 11:45:41,430 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 455 transitions. [2018-09-30 11:45:41,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:41,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:41,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:41,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:41,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:41,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:41,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 231 states and 457 transitions. [2018-09-30 11:45:41,466 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 457 transitions. [2018-09-30 11:45:41,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:41,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:41,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:41,472 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:41,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:41,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:41,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 232 states and 459 transitions. [2018-09-30 11:45:41,504 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 459 transitions. [2018-09-30 11:45:41,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:41,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:41,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:41,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:41,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:41,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:41,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 233 states and 461 transitions. [2018-09-30 11:45:41,539 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 461 transitions. [2018-09-30 11:45:41,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:41,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:41,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:41,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:41,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:41,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:41,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 234 states and 463 transitions. [2018-09-30 11:45:41,582 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 463 transitions. [2018-09-30 11:45:41,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:41,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:41,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:41,588 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:41,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:41,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:41,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 235 states and 465 transitions. [2018-09-30 11:45:41,621 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 465 transitions. [2018-09-30 11:45:41,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:41,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:41,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:41,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:41,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:41,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:41,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 236 states and 467 transitions. [2018-09-30 11:45:41,663 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 467 transitions. [2018-09-30 11:45:41,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:41,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:41,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:41,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:41,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:41,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:41,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 237 states and 469 transitions. [2018-09-30 11:45:41,701 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 469 transitions. [2018-09-30 11:45:41,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:41,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:41,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:41,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:41,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:41,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:41,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 238 states and 471 transitions. [2018-09-30 11:45:41,765 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 471 transitions. [2018-09-30 11:45:41,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:41,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:41,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:41,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:41,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:41,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:41,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 239 states and 473 transitions. [2018-09-30 11:45:41,811 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 473 transitions. [2018-09-30 11:45:41,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:41,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:41,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:41,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:41,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:41,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:41,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 240 states and 475 transitions. [2018-09-30 11:45:41,860 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 475 transitions. [2018-09-30 11:45:41,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:41,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:41,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:41,867 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:41,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:41,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:41,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 241 states and 477 transitions. [2018-09-30 11:45:41,925 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 477 transitions. [2018-09-30 11:45:41,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:41,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:41,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:41,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:41,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:41,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:41,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 242 states and 479 transitions. [2018-09-30 11:45:41,983 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 479 transitions. [2018-09-30 11:45:41,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:41,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:41,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:41,989 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:41,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:42,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:42,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 243 states and 481 transitions. [2018-09-30 11:45:42,023 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 481 transitions. [2018-09-30 11:45:42,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:42,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:42,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:42,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:42,048 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:42,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:42,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 244 states and 483 transitions. [2018-09-30 11:45:42,076 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 483 transitions. [2018-09-30 11:45:42,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:42,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:42,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:42,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:42,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:42,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:42,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 245 states and 485 transitions. [2018-09-30 11:45:42,125 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 485 transitions. [2018-09-30 11:45:42,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:42,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:42,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:42,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:42,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:42,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:42,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 246 states and 487 transitions. [2018-09-30 11:45:42,165 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 487 transitions. [2018-09-30 11:45:42,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:42,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:42,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:42,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:42,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:42,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:42,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 247 states and 489 transitions. [2018-09-30 11:45:42,218 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 489 transitions. [2018-09-30 11:45:42,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:42,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:42,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:42,227 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:42,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:42,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:42,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 248 states and 491 transitions. [2018-09-30 11:45:42,267 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 491 transitions. [2018-09-30 11:45:42,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:42,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:42,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:42,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:42,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:42,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:42,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 249 states and 493 transitions. [2018-09-30 11:45:42,320 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 493 transitions. [2018-09-30 11:45:42,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:42,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:42,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:42,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:42,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:42,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:42,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 250 states and 495 transitions. [2018-09-30 11:45:42,368 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 495 transitions. [2018-09-30 11:45:42,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:42,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:42,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:42,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:42,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:42,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:42,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 251 states and 497 transitions. [2018-09-30 11:45:42,692 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 497 transitions. [2018-09-30 11:45:42,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:42,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:42,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:42,703 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:42,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:42,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:42,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 252 states and 499 transitions. [2018-09-30 11:45:42,735 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 499 transitions. [2018-09-30 11:45:42,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:42,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:42,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:42,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:42,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:42,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:42,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 253 states and 501 transitions. [2018-09-30 11:45:42,770 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 501 transitions. [2018-09-30 11:45:42,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:42,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:42,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:42,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:42,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:42,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:42,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 254 states and 503 transitions. [2018-09-30 11:45:42,834 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 503 transitions. [2018-09-30 11:45:42,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:42,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:42,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:42,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:42,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:42,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:42,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 255 states and 505 transitions. [2018-09-30 11:45:42,869 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 505 transitions. [2018-09-30 11:45:42,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:42,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:42,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:42,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:42,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:42,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:42,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 256 states and 507 transitions. [2018-09-30 11:45:42,902 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 507 transitions. [2018-09-30 11:45:42,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:42,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:42,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:42,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:42,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:42,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:42,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 257 states and 509 transitions. [2018-09-30 11:45:42,935 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 509 transitions. [2018-09-30 11:45:42,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:42,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:42,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:42,940 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:42,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:42,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:42,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 258 states and 511 transitions. [2018-09-30 11:45:42,970 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 511 transitions. [2018-09-30 11:45:42,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:42,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:42,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:42,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:43,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:43,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 259 states and 513 transitions. [2018-09-30 11:45:43,026 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 513 transitions. [2018-09-30 11:45:43,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:43,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:43,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:43,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:43,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:43,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 260 states and 515 transitions. [2018-09-30 11:45:43,061 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 515 transitions. [2018-09-30 11:45:43,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:43,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:43,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:43,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:43,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:43,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 261 states and 517 transitions. [2018-09-30 11:45:43,099 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 517 transitions. [2018-09-30 11:45:43,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:43,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:43,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:43,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:43,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:43,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 262 states and 519 transitions. [2018-09-30 11:45:43,149 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 519 transitions. [2018-09-30 11:45:43,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:43,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:43,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:43,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:43,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:43,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 263 states and 521 transitions. [2018-09-30 11:45:43,243 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 521 transitions. [2018-09-30 11:45:43,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:43,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:43,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:43,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:43,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:43,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 264 states and 523 transitions. [2018-09-30 11:45:43,277 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 523 transitions. [2018-09-30 11:45:43,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:43,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:43,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:43,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:43,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:43,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 265 states and 525 transitions. [2018-09-30 11:45:43,312 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 525 transitions. [2018-09-30 11:45:43,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:43,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:43,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:43,317 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:43,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:43,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 266 states and 527 transitions. [2018-09-30 11:45:43,353 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 527 transitions. [2018-09-30 11:45:43,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:43,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:43,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:43,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:43,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:43,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 267 states and 529 transitions. [2018-09-30 11:45:43,390 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 529 transitions. [2018-09-30 11:45:43,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:43,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:43,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:43,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:43,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:43,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 268 states and 531 transitions. [2018-09-30 11:45:43,426 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 531 transitions. [2018-09-30 11:45:43,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:43,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:43,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:43,438 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:43,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:43,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 269 states and 533 transitions. [2018-09-30 11:45:43,474 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 533 transitions. [2018-09-30 11:45:43,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:43,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:43,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:43,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:43,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:43,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 270 states and 535 transitions. [2018-09-30 11:45:43,506 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 535 transitions. [2018-09-30 11:45:43,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:43,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:43,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:43,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:43,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:43,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 271 states and 537 transitions. [2018-09-30 11:45:43,544 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 537 transitions. [2018-09-30 11:45:43,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:43,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:43,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:43,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:43,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:43,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 272 states and 539 transitions. [2018-09-30 11:45:43,601 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 539 transitions. [2018-09-30 11:45:43,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:43,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:43,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:43,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:43,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:43,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 273 states and 541 transitions. [2018-09-30 11:45:43,637 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 541 transitions. [2018-09-30 11:45:43,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:43,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:43,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:43,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:43,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:43,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 274 states and 543 transitions. [2018-09-30 11:45:43,673 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 543 transitions. [2018-09-30 11:45:43,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:43,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:43,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:43,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:43,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:43,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 275 states and 545 transitions. [2018-09-30 11:45:43,746 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 545 transitions. [2018-09-30 11:45:43,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:43,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:43,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:43,751 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:43,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:43,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 276 states and 547 transitions. [2018-09-30 11:45:43,784 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 547 transitions. [2018-09-30 11:45:43,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:43,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:43,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:43,794 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:43,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:43,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 277 states and 549 transitions. [2018-09-30 11:45:43,824 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 549 transitions. [2018-09-30 11:45:43,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:43,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:43,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:43,828 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:43,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:43,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 278 states and 551 transitions. [2018-09-30 11:45:43,856 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 551 transitions. [2018-09-30 11:45:43,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:43,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:43,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:43,861 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:43,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:43,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 279 states and 553 transitions. [2018-09-30 11:45:43,892 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 553 transitions. [2018-09-30 11:45:43,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:43,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:43,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:43,897 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:43,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:43,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 280 states and 555 transitions. [2018-09-30 11:45:43,928 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 555 transitions. [2018-09-30 11:45:43,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:43,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:43,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:43,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:43,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 281 states and 557 transitions. [2018-09-30 11:45:43,969 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 557 transitions. [2018-09-30 11:45:43,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:43,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:43,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:43,979 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:43,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:44,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:44,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 282 states and 559 transitions. [2018-09-30 11:45:44,007 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 559 transitions. [2018-09-30 11:45:44,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:44,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:44,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:44,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:44,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:44,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:44,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 283 states and 561 transitions. [2018-09-30 11:45:44,043 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 561 transitions. [2018-09-30 11:45:44,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:44,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:44,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:44,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:44,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:44,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:44,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 284 states and 563 transitions. [2018-09-30 11:45:44,078 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 563 transitions. [2018-09-30 11:45:44,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:44,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:44,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:44,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:44,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:44,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:44,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 285 states and 565 transitions. [2018-09-30 11:45:44,141 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 565 transitions. [2018-09-30 11:45:44,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:44,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:44,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:44,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:44,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:44,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:44,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 286 states and 567 transitions. [2018-09-30 11:45:44,186 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 567 transitions. [2018-09-30 11:45:44,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:44,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:44,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:44,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:44,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:44,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:44,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 287 states and 569 transitions. [2018-09-30 11:45:44,336 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 569 transitions. [2018-09-30 11:45:44,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:44,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:44,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:44,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:44,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:44,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:44,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 288 states and 571 transitions. [2018-09-30 11:45:44,372 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 571 transitions. [2018-09-30 11:45:44,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:44,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:44,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:44,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:44,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:44,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:44,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 289 states and 573 transitions. [2018-09-30 11:45:44,406 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 573 transitions. [2018-09-30 11:45:44,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:44,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:44,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:44,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:44,417 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:44,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:44,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 290 states and 575 transitions. [2018-09-30 11:45:44,443 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 575 transitions. [2018-09-30 11:45:44,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:44,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:44,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:44,449 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:44,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:44,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:44,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 291 states and 577 transitions. [2018-09-30 11:45:44,480 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 577 transitions. [2018-09-30 11:45:44,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:44,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:44,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:44,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:44,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:44,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:44,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 292 states and 579 transitions. [2018-09-30 11:45:44,514 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 579 transitions. [2018-09-30 11:45:44,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:44,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:44,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:44,521 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:44,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:44,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:44,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 293 states and 581 transitions. [2018-09-30 11:45:44,554 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 581 transitions. [2018-09-30 11:45:44,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:44,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:44,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:44,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:44,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:44,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:44,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 294 states and 583 transitions. [2018-09-30 11:45:44,592 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 583 transitions. [2018-09-30 11:45:44,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:44,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:44,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:44,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:44,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:44,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:44,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 295 states and 585 transitions. [2018-09-30 11:45:44,634 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 585 transitions. [2018-09-30 11:45:44,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:44,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:44,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:44,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:44,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:44,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:44,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 296 states and 587 transitions. [2018-09-30 11:45:44,705 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 587 transitions. [2018-09-30 11:45:44,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:44,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:44,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:44,711 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:44,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:44,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:44,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 297 states and 589 transitions. [2018-09-30 11:45:44,740 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 589 transitions. [2018-09-30 11:45:44,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:44,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:44,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:44,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:44,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:44,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:44,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 298 states and 591 transitions. [2018-09-30 11:45:44,776 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 591 transitions. [2018-09-30 11:45:44,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:44,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:44,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:44,781 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:44,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:44,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:44,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 299 states and 593 transitions. [2018-09-30 11:45:44,813 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 593 transitions. [2018-09-30 11:45:44,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:44,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:44,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:44,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:44,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:44,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:44,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 300 states and 595 transitions. [2018-09-30 11:45:44,857 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 595 transitions. [2018-09-30 11:45:44,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:44,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:44,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:44,863 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:44,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:44,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:44,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 301 states and 597 transitions. [2018-09-30 11:45:44,893 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 597 transitions. [2018-09-30 11:45:44,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:44,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:44,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:44,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:44,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:44,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:44,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 302 states and 599 transitions. [2018-09-30 11:45:44,930 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 599 transitions. [2018-09-30 11:45:44,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:44,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:44,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:44,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:44,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:44,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:44,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 303 states and 601 transitions. [2018-09-30 11:45:44,971 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 601 transitions. [2018-09-30 11:45:44,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:44,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:44,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:44,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:44,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:45,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:45,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 304 states and 603 transitions. [2018-09-30 11:45:45,008 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 603 transitions. [2018-09-30 11:45:45,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:45,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:45,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:45,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:45,019 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:45,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:45,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 305 states and 605 transitions. [2018-09-30 11:45:45,044 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 605 transitions. [2018-09-30 11:45:45,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:45,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:45,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:45,063 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:45,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:45,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:45,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 306 states and 607 transitions. [2018-09-30 11:45:45,101 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 607 transitions. [2018-09-30 11:45:45,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:45,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:45,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:45,120 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:45,177 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:45,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:45,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 307 states and 609 transitions. [2018-09-30 11:45:45,205 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 609 transitions. [2018-09-30 11:45:45,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:45,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:45,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:45,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:45,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:45,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:45,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 308 states and 611 transitions. [2018-09-30 11:45:45,240 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 611 transitions. [2018-09-30 11:45:45,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:45,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:45,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:45,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:45,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:45,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:45,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 309 states and 613 transitions. [2018-09-30 11:45:45,277 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 613 transitions. [2018-09-30 11:45:45,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:45,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:45,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:45,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:45,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:45,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:45,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 310 states and 615 transitions. [2018-09-30 11:45:45,314 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 615 transitions. [2018-09-30 11:45:45,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:45,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:45,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:45,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:45,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:45,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:45,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 311 states and 617 transitions. [2018-09-30 11:45:45,354 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 617 transitions. [2018-09-30 11:45:45,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:45,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:45,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:45,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:45,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:45,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:45,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 312 states and 619 transitions. [2018-09-30 11:45:45,391 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 619 transitions. [2018-09-30 11:45:45,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:45,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:45,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:45,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:45,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:45,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:45,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 313 states and 621 transitions. [2018-09-30 11:45:45,429 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 621 transitions. [2018-09-30 11:45:45,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:45,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:45,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:45,437 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:45,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:45,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:45,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 314 states and 623 transitions. [2018-09-30 11:45:45,465 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 623 transitions. [2018-09-30 11:45:45,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:45,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:45,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:45,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:45,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:45,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:45,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 315 states and 625 transitions. [2018-09-30 11:45:45,513 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 625 transitions. [2018-09-30 11:45:45,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:45,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:45,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:45,520 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:45,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:45,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:45,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 316 states and 627 transitions. [2018-09-30 11:45:45,550 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 627 transitions. [2018-09-30 11:45:45,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:45,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:45,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:45,556 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:45,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:45,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:45,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 317 states and 629 transitions. [2018-09-30 11:45:45,587 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 629 transitions. [2018-09-30 11:45:45,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:45,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:45,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:45,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:45,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:45,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:45,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 318 states and 631 transitions. [2018-09-30 11:45:45,626 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 631 transitions. [2018-09-30 11:45:45,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:45,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:45,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:45,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:45,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:45,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:45,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 319 states and 633 transitions. [2018-09-30 11:45:45,663 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 633 transitions. [2018-09-30 11:45:45,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:45,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:45,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:45,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:45,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:45,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:45,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 320 states and 635 transitions. [2018-09-30 11:45:45,701 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 635 transitions. [2018-09-30 11:45:45,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:45,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:45,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:45,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:45,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:45,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:45,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 321 states and 637 transitions. [2018-09-30 11:45:45,758 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 637 transitions. [2018-09-30 11:45:45,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:45,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:45,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:45,766 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:45,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:45,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:45,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 322 states and 639 transitions. [2018-09-30 11:45:45,813 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 639 transitions. [2018-09-30 11:45:45,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:45,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:45,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:45,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:45,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:45,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:45,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 323 states and 641 transitions. [2018-09-30 11:45:45,867 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 641 transitions. [2018-09-30 11:45:45,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:45,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:45,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:45,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:45,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:45,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:45,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 324 states and 643 transitions. [2018-09-30 11:45:45,924 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 643 transitions. [2018-09-30 11:45:45,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:45,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:45,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:45,930 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:45,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:45,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:45,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 325 states and 645 transitions. [2018-09-30 11:45:45,981 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 645 transitions. [2018-09-30 11:45:45,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:45,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:45,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:45,989 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:45,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:46,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:46,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 326 states and 647 transitions. [2018-09-30 11:45:46,031 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 647 transitions. [2018-09-30 11:45:46,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:46,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:46,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:46,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:46,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:46,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:46,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 327 states and 649 transitions. [2018-09-30 11:45:46,085 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 649 transitions. [2018-09-30 11:45:46,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:46,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:46,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:46,091 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:46,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:46,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:46,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 328 states and 651 transitions. [2018-09-30 11:45:46,141 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 651 transitions. [2018-09-30 11:45:46,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:46,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:46,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:46,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:46,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:46,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:46,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 329 states and 653 transitions. [2018-09-30 11:45:46,184 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 653 transitions. [2018-09-30 11:45:46,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:46,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:46,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:46,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:46,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:46,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:46,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 330 states and 655 transitions. [2018-09-30 11:45:46,228 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 655 transitions. [2018-09-30 11:45:46,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:46,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:46,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:46,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:46,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:46,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:46,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 331 states and 657 transitions. [2018-09-30 11:45:46,289 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 657 transitions. [2018-09-30 11:45:46,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:46,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:46,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:46,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:46,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:46,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:46,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 332 states and 659 transitions. [2018-09-30 11:45:46,428 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 659 transitions. [2018-09-30 11:45:46,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:46,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:46,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:46,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:46,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:46,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:46,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 333 states and 661 transitions. [2018-09-30 11:45:46,471 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 661 transitions. [2018-09-30 11:45:46,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:46,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:46,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:46,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:46,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:46,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:46,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 334 states and 663 transitions. [2018-09-30 11:45:46,521 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 663 transitions. [2018-09-30 11:45:46,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:46,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:46,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:46,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:46,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:46,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:46,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 335 states and 665 transitions. [2018-09-30 11:45:46,569 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 665 transitions. [2018-09-30 11:45:46,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:46,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:46,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:46,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:46,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:46,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:46,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 336 states and 667 transitions. [2018-09-30 11:45:46,615 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 667 transitions. [2018-09-30 11:45:46,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:46,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:46,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:46,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:46,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:46,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:46,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 337 states and 669 transitions. [2018-09-30 11:45:46,665 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 669 transitions. [2018-09-30 11:45:46,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:46,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:46,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:46,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:46,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:47,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:47,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 338 states and 671 transitions. [2018-09-30 11:45:47,203 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 671 transitions. [2018-09-30 11:45:47,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:47,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:47,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:47,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:47,267 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:47,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:47,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 339 states and 673 transitions. [2018-09-30 11:45:47,311 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 673 transitions. [2018-09-30 11:45:47,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:47,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:47,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:47,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:47,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:47,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:47,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 340 states and 675 transitions. [2018-09-30 11:45:47,348 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 675 transitions. [2018-09-30 11:45:47,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:47,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:47,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:47,354 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:47,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:47,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:47,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 341 states and 677 transitions. [2018-09-30 11:45:47,383 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 677 transitions. [2018-09-30 11:45:47,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:47,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:47,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:47,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:47,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:47,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:47,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 342 states and 679 transitions. [2018-09-30 11:45:47,418 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 679 transitions. [2018-09-30 11:45:47,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:47,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:47,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:47,423 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:47,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:47,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:47,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 343 states and 681 transitions. [2018-09-30 11:45:47,493 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 681 transitions. [2018-09-30 11:45:47,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:47,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:47,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:47,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:47,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:47,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:47,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 344 states and 683 transitions. [2018-09-30 11:45:47,528 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 683 transitions. [2018-09-30 11:45:47,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:47,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:47,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:47,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:47,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:47,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:47,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 345 states and 685 transitions. [2018-09-30 11:45:47,562 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 685 transitions. [2018-09-30 11:45:47,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:47,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:47,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:47,567 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:47,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:47,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:47,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 346 states and 687 transitions. [2018-09-30 11:45:47,599 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 687 transitions. [2018-09-30 11:45:47,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:47,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:47,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:47,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:47,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:47,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:47,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 347 states and 689 transitions. [2018-09-30 11:45:47,647 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 689 transitions. [2018-09-30 11:45:47,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:47,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:47,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:47,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:47,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:47,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:47,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 348 states and 691 transitions. [2018-09-30 11:45:47,686 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 691 transitions. [2018-09-30 11:45:47,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:47,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:47,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:47,691 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:47,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:47,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:47,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 349 states and 693 transitions. [2018-09-30 11:45:47,723 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 693 transitions. [2018-09-30 11:45:47,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:47,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:47,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:47,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:47,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:47,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:47,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 350 states and 695 transitions. [2018-09-30 11:45:47,763 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 695 transitions. [2018-09-30 11:45:47,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:47,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:47,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:47,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:47,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:47,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:47,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 351 states and 697 transitions. [2018-09-30 11:45:47,801 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 697 transitions. [2018-09-30 11:45:47,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:47,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:47,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:47,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:47,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:47,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:47,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 352 states and 699 transitions. [2018-09-30 11:45:47,836 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 699 transitions. [2018-09-30 11:45:47,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:47,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:47,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:47,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:47,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:47,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:47,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 353 states and 701 transitions. [2018-09-30 11:45:47,874 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 701 transitions. [2018-09-30 11:45:47,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:47,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:47,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:47,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:47,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:47,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:47,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 354 states and 703 transitions. [2018-09-30 11:45:47,911 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 703 transitions. [2018-09-30 11:45:47,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:47,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:47,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:47,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:47,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:47,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:47,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 355 states and 705 transitions. [2018-09-30 11:45:47,950 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 705 transitions. [2018-09-30 11:45:47,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:47,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:47,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:47,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:47,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:47,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 356 states and 707 transitions. [2018-09-30 11:45:47,990 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 707 transitions. [2018-09-30 11:45:47,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:47,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:47,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:47,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:48,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:48,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:48,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 357 states and 709 transitions. [2018-09-30 11:45:48,028 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 709 transitions. [2018-09-30 11:45:48,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:48,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:48,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:48,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:48,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:48,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:48,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 358 states and 711 transitions. [2018-09-30 11:45:48,064 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 711 transitions. [2018-09-30 11:45:48,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:48,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:48,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:48,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:48,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:48,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:48,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 359 states and 713 transitions. [2018-09-30 11:45:48,137 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 713 transitions. [2018-09-30 11:45:48,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:48,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:48,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:48,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:48,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:48,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:48,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 360 states and 715 transitions. [2018-09-30 11:45:48,171 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 715 transitions. [2018-09-30 11:45:48,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:48,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:48,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:48,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:48,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:48,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:48,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 361 states and 717 transitions. [2018-09-30 11:45:48,210 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 717 transitions. [2018-09-30 11:45:48,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:48,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:48,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:48,215 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:48,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:48,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:48,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 362 states and 719 transitions. [2018-09-30 11:45:48,249 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 719 transitions. [2018-09-30 11:45:48,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:48,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:48,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:48,255 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:48,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:48,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:48,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 363 states and 721 transitions. [2018-09-30 11:45:48,286 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 721 transitions. [2018-09-30 11:45:48,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:48,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:48,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:48,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:48,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:48,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:48,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 364 states and 723 transitions. [2018-09-30 11:45:48,354 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 723 transitions. [2018-09-30 11:45:48,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:48,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:48,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:48,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:48,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:48,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:48,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 365 states and 725 transitions. [2018-09-30 11:45:48,391 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 725 transitions. [2018-09-30 11:45:48,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:48,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:48,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:48,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:48,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:48,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 366 states and 727 transitions. [2018-09-30 11:45:48,472 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 727 transitions. [2018-09-30 11:45:48,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:48,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:48,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:48,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:48,482 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:48,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:48,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 367 states and 729 transitions. [2018-09-30 11:45:48,509 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 729 transitions. [2018-09-30 11:45:48,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:48,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:48,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:48,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:48,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:48,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:48,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 368 states and 731 transitions. [2018-09-30 11:45:48,568 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 731 transitions. [2018-09-30 11:45:48,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:48,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:48,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:48,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:48,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:48,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:48,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 369 states and 733 transitions. [2018-09-30 11:45:48,604 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 733 transitions. [2018-09-30 11:45:48,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:48,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:48,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:48,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:48,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:48,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:48,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 370 states and 735 transitions. [2018-09-30 11:45:48,640 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 735 transitions. [2018-09-30 11:45:48,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:48,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:48,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:48,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:48,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:48,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:48,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 371 states and 737 transitions. [2018-09-30 11:45:48,681 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 737 transitions. [2018-09-30 11:45:48,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:48,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:48,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:48,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:48,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:48,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:48,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 372 states and 739 transitions. [2018-09-30 11:45:48,717 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 739 transitions. [2018-09-30 11:45:48,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:48,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:48,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:48,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:48,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:48,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:48,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 373 states and 741 transitions. [2018-09-30 11:45:48,758 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 741 transitions. [2018-09-30 11:45:48,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:48,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:48,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:48,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:48,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:48,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:48,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 374 states and 743 transitions. [2018-09-30 11:45:48,798 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 743 transitions. [2018-09-30 11:45:48,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:48,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:48,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:48,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:48,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:48,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:48,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 375 states and 745 transitions. [2018-09-30 11:45:48,840 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 745 transitions. [2018-09-30 11:45:48,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:48,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:48,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:48,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:48,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:48,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:48,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 376 states and 747 transitions. [2018-09-30 11:45:48,878 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 747 transitions. [2018-09-30 11:45:48,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:48,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:48,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:48,883 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:48,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:48,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:48,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 377 states and 749 transitions. [2018-09-30 11:45:48,917 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 749 transitions. [2018-09-30 11:45:48,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:48,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:48,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:48,946 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:48,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:48,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:48,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 378 states and 751 transitions. [2018-09-30 11:45:48,981 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 751 transitions. [2018-09-30 11:45:48,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:48,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:48,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:48,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:48,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:49,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:49,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 379 states and 753 transitions. [2018-09-30 11:45:49,019 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 753 transitions. [2018-09-30 11:45:49,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:49,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:49,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:49,024 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:49,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:49,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:49,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 380 states and 755 transitions. [2018-09-30 11:45:49,058 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 755 transitions. [2018-09-30 11:45:49,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:49,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:49,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:49,069 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:49,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:49,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:49,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 381 states and 757 transitions. [2018-09-30 11:45:49,114 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 757 transitions. [2018-09-30 11:45:49,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:49,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:49,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:49,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:49,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:49,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:49,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 382 states and 759 transitions. [2018-09-30 11:45:49,153 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 759 transitions. [2018-09-30 11:45:49,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:49,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:49,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:49,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:49,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:49,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:49,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 383 states and 761 transitions. [2018-09-30 11:45:49,192 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 761 transitions. [2018-09-30 11:45:49,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:49,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:49,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:49,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:49,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:49,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 384 states and 763 transitions. [2018-09-30 11:45:49,234 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 763 transitions. [2018-09-30 11:45:49,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:49,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:49,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:49,239 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:49,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:49,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:49,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 385 states and 765 transitions. [2018-09-30 11:45:49,274 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 765 transitions. [2018-09-30 11:45:49,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:49,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:49,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:49,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:49,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:49,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:49,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 386 states and 767 transitions. [2018-09-30 11:45:49,313 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 767 transitions. [2018-09-30 11:45:49,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:49,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:49,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:49,325 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:49,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:49,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:49,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 387 states and 769 transitions. [2018-09-30 11:45:49,362 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 769 transitions. [2018-09-30 11:45:49,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:49,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:49,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:49,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:49,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:49,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:49,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 388 states and 771 transitions. [2018-09-30 11:45:49,409 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 771 transitions. [2018-09-30 11:45:49,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:49,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:49,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:49,423 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:49,433 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:49,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:49,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 389 states and 773 transitions. [2018-09-30 11:45:49,463 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 773 transitions. [2018-09-30 11:45:49,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:49,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:49,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:49,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:49,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:49,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:49,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 390 states and 775 transitions. [2018-09-30 11:45:49,530 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 775 transitions. [2018-09-30 11:45:49,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:49,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:49,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:49,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:49,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:49,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:49,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 391 states and 777 transitions. [2018-09-30 11:45:49,585 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 777 transitions. [2018-09-30 11:45:49,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:49,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:49,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:49,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:49,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:49,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:49,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 392 states and 779 transitions. [2018-09-30 11:45:49,628 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 779 transitions. [2018-09-30 11:45:49,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:49,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:49,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:49,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:49,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:49,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:49,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 393 states and 781 transitions. [2018-09-30 11:45:49,679 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 781 transitions. [2018-09-30 11:45:49,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:49,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:49,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:49,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:49,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:49,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:49,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 394 states and 783 transitions. [2018-09-30 11:45:49,717 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 783 transitions. [2018-09-30 11:45:49,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:49,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:49,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:49,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:49,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:49,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:49,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 395 states and 785 transitions. [2018-09-30 11:45:49,759 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 785 transitions. [2018-09-30 11:45:49,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:49,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:49,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:49,767 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:49,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:49,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:49,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 396 states and 787 transitions. [2018-09-30 11:45:49,796 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 787 transitions. [2018-09-30 11:45:49,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:49,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:49,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:49,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:49,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:49,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:49,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 397 states and 789 transitions. [2018-09-30 11:45:49,839 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 789 transitions. [2018-09-30 11:45:49,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:49,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:49,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:49,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:49,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:49,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:49,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 398 states and 791 transitions. [2018-09-30 11:45:49,946 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 791 transitions. [2018-09-30 11:45:49,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:49,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:49,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:49,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:49,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:49,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:49,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 399 states and 793 transitions. [2018-09-30 11:45:49,985 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 793 transitions. [2018-09-30 11:45:49,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:49,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:49,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:49,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:49,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:50,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:50,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 400 states and 795 transitions. [2018-09-30 11:45:50,022 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 795 transitions. [2018-09-30 11:45:50,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:50,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:50,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:50,030 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:50,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:50,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:50,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 401 states and 797 transitions. [2018-09-30 11:45:50,064 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 797 transitions. [2018-09-30 11:45:50,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:50,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:50,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:50,069 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:50,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:50,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:50,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 402 states and 799 transitions. [2018-09-30 11:45:50,106 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 799 transitions. [2018-09-30 11:45:50,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:50,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:50,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:50,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:50,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:50,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:50,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 403 states and 801 transitions. [2018-09-30 11:45:50,149 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 801 transitions. [2018-09-30 11:45:50,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:50,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:50,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:50,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:50,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:50,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:50,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 404 states and 803 transitions. [2018-09-30 11:45:50,190 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 803 transitions. [2018-09-30 11:45:50,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:50,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:50,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:50,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:50,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:50,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:50,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 405 states and 805 transitions. [2018-09-30 11:45:50,234 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 805 transitions. [2018-09-30 11:45:50,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:50,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:50,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:50,240 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:50,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:50,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:50,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 406 states and 807 transitions. [2018-09-30 11:45:50,277 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 807 transitions. [2018-09-30 11:45:50,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:50,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:50,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:50,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:50,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:50,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:50,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 407 states and 809 transitions. [2018-09-30 11:45:50,318 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 809 transitions. [2018-09-30 11:45:50,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:50,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:50,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:50,323 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:50,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:50,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:50,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 408 states and 811 transitions. [2018-09-30 11:45:50,361 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 811 transitions. [2018-09-30 11:45:50,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:50,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:50,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:50,379 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:50,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:50,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:50,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 409 states and 813 transitions. [2018-09-30 11:45:50,476 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 813 transitions. [2018-09-30 11:45:50,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:50,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:50,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:50,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:50,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:50,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:50,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 410 states and 815 transitions. [2018-09-30 11:45:50,516 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 815 transitions. [2018-09-30 11:45:50,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:50,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:50,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:50,522 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:50,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:50,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:50,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 411 states and 817 transitions. [2018-09-30 11:45:50,553 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 817 transitions. [2018-09-30 11:45:50,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:50,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:50,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:50,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:50,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:50,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:50,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 412 states and 819 transitions. [2018-09-30 11:45:50,596 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 819 transitions. [2018-09-30 11:45:50,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:50,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:50,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:50,602 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:50,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:50,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:50,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 413 states and 821 transitions. [2018-09-30 11:45:50,638 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 821 transitions. [2018-09-30 11:45:50,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:50,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:50,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:50,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:50,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:50,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:50,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 414 states and 823 transitions. [2018-09-30 11:45:50,679 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 823 transitions. [2018-09-30 11:45:50,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:50,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:50,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:50,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:50,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:50,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:50,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 415 states and 825 transitions. [2018-09-30 11:45:50,718 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 825 transitions. [2018-09-30 11:45:50,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:50,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:50,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:50,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:50,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:50,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:50,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 416 states and 827 transitions. [2018-09-30 11:45:50,759 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 827 transitions. [2018-09-30 11:45:50,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:50,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:50,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:50,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:50,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:50,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:50,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 417 states and 829 transitions. [2018-09-30 11:45:50,799 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 829 transitions. [2018-09-30 11:45:50,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:50,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:50,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:50,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:50,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:50,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:50,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 418 states and 831 transitions. [2018-09-30 11:45:50,844 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 831 transitions. [2018-09-30 11:45:50,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:50,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:50,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:50,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:50,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:50,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:50,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 419 states and 833 transitions. [2018-09-30 11:45:50,906 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 833 transitions. [2018-09-30 11:45:50,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:50,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:50,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:50,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:50,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:50,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:50,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 420 states and 835 transitions. [2018-09-30 11:45:50,969 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 835 transitions. [2018-09-30 11:45:50,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:50,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:50,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:50,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:50,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:51,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:51,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 421 states and 837 transitions. [2018-09-30 11:45:51,035 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 837 transitions. [2018-09-30 11:45:51,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:51,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:51,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:51,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:51,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:51,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:51,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 422 states and 839 transitions. [2018-09-30 11:45:51,100 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 839 transitions. [2018-09-30 11:45:51,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:51,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:51,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:51,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:51,114 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:51,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:51,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 423 states and 841 transitions. [2018-09-30 11:45:51,158 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 841 transitions. [2018-09-30 11:45:51,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:51,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:51,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:51,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:51,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:51,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:51,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 424 states and 843 transitions. [2018-09-30 11:45:51,216 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 843 transitions. [2018-09-30 11:45:51,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:51,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:51,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:51,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:51,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:51,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:51,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 425 states and 845 transitions. [2018-09-30 11:45:51,278 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 845 transitions. [2018-09-30 11:45:51,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:51,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:51,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:51,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:51,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:51,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 426 states and 847 transitions. [2018-09-30 11:45:51,344 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 847 transitions. [2018-09-30 11:45:51,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:51,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:51,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:51,349 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:51,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:51,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:51,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 427 states and 849 transitions. [2018-09-30 11:45:51,381 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 849 transitions. [2018-09-30 11:45:51,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:51,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:51,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:51,385 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:51,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:51,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:51,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 428 states and 851 transitions. [2018-09-30 11:45:51,418 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 851 transitions. [2018-09-30 11:45:51,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:51,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:51,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:51,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:51,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:51,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:51,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 429 states and 853 transitions. [2018-09-30 11:45:51,458 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 853 transitions. [2018-09-30 11:45:51,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:51,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:51,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:51,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:51,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:51,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:51,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 430 states and 855 transitions. [2018-09-30 11:45:51,498 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 855 transitions. [2018-09-30 11:45:51,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:51,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:51,503 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:51,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:51,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:51,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 431 states and 857 transitions. [2018-09-30 11:45:51,537 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 857 transitions. [2018-09-30 11:45:51,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:51,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:51,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:51,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:51,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:51,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:51,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 432 states and 859 transitions. [2018-09-30 11:45:51,576 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 859 transitions. [2018-09-30 11:45:51,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:51,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:51,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:51,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:51,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:51,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:51,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 433 states and 861 transitions. [2018-09-30 11:45:51,616 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 861 transitions. [2018-09-30 11:45:51,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:51,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:51,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:51,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:51,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:51,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:51,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 434 states and 863 transitions. [2018-09-30 11:45:51,659 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 863 transitions. [2018-09-30 11:45:51,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:51,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:51,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:51,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:51,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:51,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:51,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 435 states and 865 transitions. [2018-09-30 11:45:51,710 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 865 transitions. [2018-09-30 11:45:51,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:51,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:51,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:51,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:51,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:51,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:51,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 436 states and 867 transitions. [2018-09-30 11:45:51,748 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 867 transitions. [2018-09-30 11:45:51,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:51,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:51,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:51,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:51,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:51,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:51,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 437 states and 869 transitions. [2018-09-30 11:45:51,787 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 869 transitions. [2018-09-30 11:45:51,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:51,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:51,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:51,793 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:51,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:51,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:51,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 438 states and 871 transitions. [2018-09-30 11:45:51,828 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 871 transitions. [2018-09-30 11:45:51,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:51,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:51,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:51,833 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:51,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:51,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:51,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 439 states and 873 transitions. [2018-09-30 11:45:51,869 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 873 transitions. [2018-09-30 11:45:51,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:51,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:51,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:51,877 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:51,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:51,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:51,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 440 states and 875 transitions. [2018-09-30 11:45:51,911 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 875 transitions. [2018-09-30 11:45:51,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:51,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:51,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:51,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:51,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:51,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:51,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 441 states and 877 transitions. [2018-09-30 11:45:51,953 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 877 transitions. [2018-09-30 11:45:51,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:51,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:51,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:51,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:51,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:51,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:51,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 442 states and 879 transitions. [2018-09-30 11:45:51,992 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 879 transitions. [2018-09-30 11:45:51,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:51,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:52,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:52,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:52,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:52,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:52,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 443 states and 881 transitions. [2018-09-30 11:45:52,041 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 881 transitions. [2018-09-30 11:45:52,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:52,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:52,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:52,046 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:52,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:52,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:52,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 444 states and 883 transitions. [2018-09-30 11:45:52,081 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 883 transitions. [2018-09-30 11:45:52,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:52,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:52,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:52,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:52,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:52,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:52,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 445 states and 885 transitions. [2018-09-30 11:45:52,123 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 885 transitions. [2018-09-30 11:45:52,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:52,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:52,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:52,130 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:52,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:52,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:52,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 446 states and 887 transitions. [2018-09-30 11:45:52,163 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 887 transitions. [2018-09-30 11:45:52,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:52,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:52,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:52,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:52,175 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:52,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:52,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 447 states and 889 transitions. [2018-09-30 11:45:52,203 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 889 transitions. [2018-09-30 11:45:52,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:52,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:52,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:52,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:52,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:52,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:52,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 448 states and 891 transitions. [2018-09-30 11:45:52,253 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 891 transitions. [2018-09-30 11:45:52,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:52,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:52,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:52,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:52,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:52,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:52,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 449 states and 893 transitions. [2018-09-30 11:45:52,293 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 893 transitions. [2018-09-30 11:45:52,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:52,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:52,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:52,298 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:52,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:52,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:52,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 450 states and 895 transitions. [2018-09-30 11:45:52,334 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 895 transitions. [2018-09-30 11:45:52,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:52,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:52,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:52,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:52,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:52,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:52,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 451 states and 897 transitions. [2018-09-30 11:45:52,374 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 897 transitions. [2018-09-30 11:45:52,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:52,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:52,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:52,379 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:52,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:52,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:52,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 452 states and 899 transitions. [2018-09-30 11:45:52,415 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 899 transitions. [2018-09-30 11:45:52,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:52,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:52,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:52,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:52,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:52,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:52,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 453 states and 901 transitions. [2018-09-30 11:45:52,464 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 901 transitions. [2018-09-30 11:45:52,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:52,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:52,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:52,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:52,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:52,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:52,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 454 states and 903 transitions. [2018-09-30 11:45:52,508 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 903 transitions. [2018-09-30 11:45:52,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:52,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:52,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:52,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:52,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:52,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:52,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 455 states and 905 transitions. [2018-09-30 11:45:52,617 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 905 transitions. [2018-09-30 11:45:52,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:52,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:52,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:52,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:52,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:52,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:52,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 456 states and 907 transitions. [2018-09-30 11:45:52,654 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 907 transitions. [2018-09-30 11:45:52,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:52,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:52,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:52,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:52,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:52,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:52,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 457 states and 909 transitions. [2018-09-30 11:45:52,694 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 909 transitions. [2018-09-30 11:45:52,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:52,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:52,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:52,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:52,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:52,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:52,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 458 states and 911 transitions. [2018-09-30 11:45:52,735 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 911 transitions. [2018-09-30 11:45:52,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:52,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:52,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:52,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:52,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:52,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:52,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 459 states and 913 transitions. [2018-09-30 11:45:52,774 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 913 transitions. [2018-09-30 11:45:52,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:52,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:52,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:52,782 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:52,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:52,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:52,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 460 states and 915 transitions. [2018-09-30 11:45:52,816 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 915 transitions. [2018-09-30 11:45:52,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:52,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:52,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:52,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:52,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:52,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:52,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 461 states and 917 transitions. [2018-09-30 11:45:52,859 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 917 transitions. [2018-09-30 11:45:52,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:52,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:52,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:52,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:52,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:52,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:52,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 462 states and 919 transitions. [2018-09-30 11:45:52,899 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 919 transitions. [2018-09-30 11:45:52,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:52,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:52,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:52,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:52,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:52,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:52,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 463 states and 921 transitions. [2018-09-30 11:45:52,940 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 921 transitions. [2018-09-30 11:45:52,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:52,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:52,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:52,948 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:52,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:52,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:52,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 464 states and 923 transitions. [2018-09-30 11:45:52,982 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 923 transitions. [2018-09-30 11:45:52,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:52,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:52,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:52,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:52,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:53,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:53,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 465 states and 925 transitions. [2018-09-30 11:45:53,025 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 925 transitions. [2018-09-30 11:45:53,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:53,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:53,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:53,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:53,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:53,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:53,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 466 states and 927 transitions. [2018-09-30 11:45:53,088 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 927 transitions. [2018-09-30 11:45:53,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:53,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:53,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:53,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:53,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:53,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:53,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 467 states and 929 transitions. [2018-09-30 11:45:53,127 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 929 transitions. [2018-09-30 11:45:53,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:53,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:53,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:53,135 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:53,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:53,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:53,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 468 states and 931 transitions. [2018-09-30 11:45:53,172 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 931 transitions. [2018-09-30 11:45:53,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:53,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:53,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:53,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:53,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:53,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:53,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 469 states and 933 transitions. [2018-09-30 11:45:53,211 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 933 transitions. [2018-09-30 11:45:53,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:53,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:53,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:53,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:53,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:53,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:53,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 470 states and 935 transitions. [2018-09-30 11:45:53,251 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 935 transitions. [2018-09-30 11:45:53,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:53,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:53,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:53,257 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:53,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:53,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:53,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 471 states and 937 transitions. [2018-09-30 11:45:53,292 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 937 transitions. [2018-09-30 11:45:53,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:53,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:53,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:53,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:53,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:53,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:53,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 472 states and 939 transitions. [2018-09-30 11:45:53,334 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 939 transitions. [2018-09-30 11:45:53,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:53,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:53,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:53,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:53,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:53,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:53,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 473 states and 941 transitions. [2018-09-30 11:45:53,382 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 941 transitions. [2018-09-30 11:45:53,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:53,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:53,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:53,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:53,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:53,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:53,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 474 states and 943 transitions. [2018-09-30 11:45:53,423 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 943 transitions. [2018-09-30 11:45:53,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:53,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:53,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:53,431 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:53,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:53,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:53,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 475 states and 945 transitions. [2018-09-30 11:45:53,464 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 945 transitions. [2018-09-30 11:45:53,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:53,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:53,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:53,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:53,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:53,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:53,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 476 states and 947 transitions. [2018-09-30 11:45:53,506 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 947 transitions. [2018-09-30 11:45:53,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:53,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:53,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:53,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:53,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:53,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:53,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 477 states and 949 transitions. [2018-09-30 11:45:53,550 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 949 transitions. [2018-09-30 11:45:53,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:53,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:53,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:53,557 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:53,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:53,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:53,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 478 states and 951 transitions. [2018-09-30 11:45:53,591 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 951 transitions. [2018-09-30 11:45:53,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:53,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:53,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:53,597 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:53,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:53,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:53,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 479 states and 953 transitions. [2018-09-30 11:45:53,635 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 953 transitions. [2018-09-30 11:45:53,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:53,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:53,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:53,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:53,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:53,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:53,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 480 states and 955 transitions. [2018-09-30 11:45:53,676 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 955 transitions. [2018-09-30 11:45:53,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:53,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:53,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:53,685 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:53,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:53,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:53,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 481 states and 957 transitions. [2018-09-30 11:45:53,720 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 957 transitions. [2018-09-30 11:45:53,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:53,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:53,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:53,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:53,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:53,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:53,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 482 states and 959 transitions. [2018-09-30 11:45:53,765 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 959 transitions. [2018-09-30 11:45:53,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:53,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:53,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:53,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:53,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:53,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:53,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 483 states and 961 transitions. [2018-09-30 11:45:53,808 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 961 transitions. [2018-09-30 11:45:53,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:53,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:53,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:53,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:53,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:53,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:53,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 484 states and 963 transitions. [2018-09-30 11:45:53,851 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 963 transitions. [2018-09-30 11:45:53,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:53,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:53,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:53,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:53,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:53,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:53,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 485 states and 965 transitions. [2018-09-30 11:45:53,896 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 965 transitions. [2018-09-30 11:45:53,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:53,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:53,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:53,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:53,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:53,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:53,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 486 states and 967 transitions. [2018-09-30 11:45:53,944 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 967 transitions. [2018-09-30 11:45:53,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:53,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:53,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:53,951 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:53,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:53,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:53,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 487 states and 969 transitions. [2018-09-30 11:45:53,986 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 969 transitions. [2018-09-30 11:45:53,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:53,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:53,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:53,993 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:54,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:54,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:54,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 488 states and 971 transitions. [2018-09-30 11:45:54,029 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 971 transitions. [2018-09-30 11:45:54,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:54,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:54,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:54,036 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:54,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:54,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:54,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 489 states and 973 transitions. [2018-09-30 11:45:54,075 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 973 transitions. [2018-09-30 11:45:54,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:54,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:54,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:54,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:54,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:54,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:54,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 490 states and 975 transitions. [2018-09-30 11:45:54,117 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 975 transitions. [2018-09-30 11:45:54,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:54,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:54,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:54,124 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:54,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:54,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:54,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 491 states and 977 transitions. [2018-09-30 11:45:54,163 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 977 transitions. [2018-09-30 11:45:54,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:54,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:54,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:54,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:54,178 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:54,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:54,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 492 states and 979 transitions. [2018-09-30 11:45:54,209 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 979 transitions. [2018-09-30 11:45:54,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:54,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:54,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:54,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:54,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:54,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 493 states and 981 transitions. [2018-09-30 11:45:54,260 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 981 transitions. [2018-09-30 11:45:54,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:54,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:54,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:54,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:54,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:54,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:54,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 494 states and 983 transitions. [2018-09-30 11:45:54,305 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 983 transitions. [2018-09-30 11:45:54,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:54,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:54,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:54,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:54,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:54,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:54,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 495 states and 985 transitions. [2018-09-30 11:45:54,359 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 985 transitions. [2018-09-30 11:45:54,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:54,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:54,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:54,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:54,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:54,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:54,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 496 states and 987 transitions. [2018-09-30 11:45:54,425 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 987 transitions. [2018-09-30 11:45:54,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:54,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:54,433 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:54,438 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:54,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:54,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 497 states and 989 transitions. [2018-09-30 11:45:54,466 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 989 transitions. [2018-09-30 11:45:54,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:54,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:54,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:54,472 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:54,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:54,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:54,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 498 states and 991 transitions. [2018-09-30 11:45:54,508 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 991 transitions. [2018-09-30 11:45:54,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:54,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:54,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:54,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:54,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:54,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 499 states and 993 transitions. [2018-09-30 11:45:54,565 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 993 transitions. [2018-09-30 11:45:54,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:54,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:54,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:54,572 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:54,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:54,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:54,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 500 states and 995 transitions. [2018-09-30 11:45:54,609 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 995 transitions. [2018-09-30 11:45:54,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:54,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:54,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:54,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:54,623 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:54,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:54,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 501 states and 997 transitions. [2018-09-30 11:45:54,653 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 997 transitions. [2018-09-30 11:45:54,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:54,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:54,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:54,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:54,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:54,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:54,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 502 states and 999 transitions. [2018-09-30 11:45:54,699 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 999 transitions. [2018-09-30 11:45:54,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:54,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:54,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:54,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:54,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:54,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:54,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 503 states and 1001 transitions. [2018-09-30 11:45:54,746 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1001 transitions. [2018-09-30 11:45:54,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:54,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:54,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:54,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:54,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:54,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:54,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 504 states and 1003 transitions. [2018-09-30 11:45:54,791 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1003 transitions. [2018-09-30 11:45:54,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:54,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:54,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:54,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:54,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:54,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:54,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 505 states and 1005 transitions. [2018-09-30 11:45:54,836 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1005 transitions. [2018-09-30 11:45:54,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:54,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:54,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:54,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:54,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:54,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:54,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 506 states and 1007 transitions. [2018-09-30 11:45:54,887 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1007 transitions. [2018-09-30 11:45:54,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:54,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:54,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:54,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:54,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:54,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:54,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 507 states and 1009 transitions. [2018-09-30 11:45:54,940 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1009 transitions. [2018-09-30 11:45:54,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:54,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:54,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:54,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:54,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:55,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:55,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 508 states and 1011 transitions. [2018-09-30 11:45:55,021 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1011 transitions. [2018-09-30 11:45:55,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:55,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:55,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:55,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:55,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:55,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:55,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 509 states and 1013 transitions. [2018-09-30 11:45:55,071 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 1013 transitions. [2018-09-30 11:45:55,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:55,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:55,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:55,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:55,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:55,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:55,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 510 states and 1015 transitions. [2018-09-30 11:45:55,121 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 1015 transitions. [2018-09-30 11:45:55,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:55,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:55,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:55,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:55,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:55,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:55,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 511 states and 1017 transitions. [2018-09-30 11:45:55,175 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1017 transitions. [2018-09-30 11:45:55,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:55,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:55,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:55,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:55,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:55,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:55,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 512 states and 1019 transitions. [2018-09-30 11:45:55,227 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1019 transitions. [2018-09-30 11:45:55,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:55,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:55,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:55,235 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:55,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:55,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:55,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 513 states and 1021 transitions. [2018-09-30 11:45:55,297 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1021 transitions. [2018-09-30 11:45:55,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:55,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:55,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:55,302 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:55,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:55,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:55,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 514 states and 1023 transitions. [2018-09-30 11:45:55,341 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1023 transitions. [2018-09-30 11:45:55,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:55,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:55,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:55,349 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:55,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:55,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:55,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 515 states and 1025 transitions. [2018-09-30 11:45:55,387 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1025 transitions. [2018-09-30 11:45:55,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:55,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:55,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:55,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:55,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:55,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:55,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 516 states and 1027 transitions. [2018-09-30 11:45:55,430 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1027 transitions. [2018-09-30 11:45:55,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:55,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:55,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:55,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:55,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:55,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:55,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 517 states and 1029 transitions. [2018-09-30 11:45:55,481 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1029 transitions. [2018-09-30 11:45:55,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:55,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:55,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:55,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:55,515 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:55,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:55,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 518 states and 1031 transitions. [2018-09-30 11:45:55,547 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1031 transitions. [2018-09-30 11:45:55,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:55,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:55,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:55,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:55,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:55,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:55,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 519 states and 1033 transitions. [2018-09-30 11:45:55,726 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1033 transitions. [2018-09-30 11:45:55,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:55,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:55,731 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:55,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:55,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:55,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 520 states and 1035 transitions. [2018-09-30 11:45:55,765 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1035 transitions. [2018-09-30 11:45:55,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:55,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:55,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:55,770 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:55,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:55,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:55,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 521 states and 1037 transitions. [2018-09-30 11:45:55,802 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 1037 transitions. [2018-09-30 11:45:55,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:55,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:55,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:55,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:55,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:55,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:55,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 522 states and 1039 transitions. [2018-09-30 11:45:55,842 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1039 transitions. [2018-09-30 11:45:55,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:55,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:55,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:55,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:55,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:55,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:55,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 523 states and 1041 transitions. [2018-09-30 11:45:55,883 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1041 transitions. [2018-09-30 11:45:55,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:55,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:55,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:55,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:55,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:55,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:55,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 524 states and 1043 transitions. [2018-09-30 11:45:55,925 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1043 transitions. [2018-09-30 11:45:55,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:55,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:55,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:55,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:55,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:55,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:55,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 525 states and 1045 transitions. [2018-09-30 11:45:55,966 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1045 transitions. [2018-09-30 11:45:55,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:55,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:55,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:55,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:55,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:56,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:56,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 526 states and 1047 transitions. [2018-09-30 11:45:56,027 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1047 transitions. [2018-09-30 11:45:56,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:56,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:56,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:56,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:56,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:56,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:56,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 527 states and 1049 transitions. [2018-09-30 11:45:56,090 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1049 transitions. [2018-09-30 11:45:56,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:56,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:56,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:56,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:56,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:56,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:56,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 528 states and 1051 transitions. [2018-09-30 11:45:56,209 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1051 transitions. [2018-09-30 11:45:56,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:56,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:56,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:56,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:56,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:56,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:56,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 529 states and 1053 transitions. [2018-09-30 11:45:56,316 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1053 transitions. [2018-09-30 11:45:56,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:56,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:56,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:56,321 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:56,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:56,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:56,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 530 states and 1055 transitions. [2018-09-30 11:45:56,356 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1055 transitions. [2018-09-30 11:45:56,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:56,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:56,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:56,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:56,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:56,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:56,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 531 states and 1057 transitions. [2018-09-30 11:45:56,395 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 1057 transitions. [2018-09-30 11:45:56,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:56,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:56,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:56,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:56,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:56,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:56,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 532 states and 1059 transitions. [2018-09-30 11:45:56,434 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1059 transitions. [2018-09-30 11:45:56,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:56,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:56,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:56,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:56,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:56,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:56,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 533 states and 1061 transitions. [2018-09-30 11:45:56,512 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1061 transitions. [2018-09-30 11:45:56,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:56,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:56,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:56,523 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:56,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:56,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:56,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 534 states and 1063 transitions. [2018-09-30 11:45:56,554 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1063 transitions. [2018-09-30 11:45:56,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:56,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:56,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:56,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:56,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:56,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:56,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 535 states and 1065 transitions. [2018-09-30 11:45:56,596 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1065 transitions. [2018-09-30 11:45:56,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:56,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:56,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:56,602 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:56,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:56,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:56,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 536 states and 1067 transitions. [2018-09-30 11:45:56,639 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1067 transitions. [2018-09-30 11:45:56,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:56,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:56,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:56,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:56,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:56,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 537 states and 1069 transitions. [2018-09-30 11:45:56,681 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1069 transitions. [2018-09-30 11:45:56,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:56,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:56,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:56,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:56,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:56,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:56,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 538 states and 1071 transitions. [2018-09-30 11:45:56,724 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1071 transitions. [2018-09-30 11:45:56,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:56,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:56,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:56,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:56,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:56,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:56,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 539 states and 1073 transitions. [2018-09-30 11:45:56,771 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1073 transitions. [2018-09-30 11:45:56,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:56,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:56,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:56,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:56,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:56,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:56,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 540 states and 1075 transitions. [2018-09-30 11:45:56,814 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1075 transitions. [2018-09-30 11:45:56,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:56,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:56,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:56,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:56,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:56,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:56,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 541 states and 1077 transitions. [2018-09-30 11:45:56,858 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1077 transitions. [2018-09-30 11:45:56,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:56,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:56,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:56,863 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:56,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:56,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:56,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 542 states and 1079 transitions. [2018-09-30 11:45:56,905 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 1079 transitions. [2018-09-30 11:45:56,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:56,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:56,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:56,909 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:56,919 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:56,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:56,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 543 states and 1081 transitions. [2018-09-30 11:45:56,949 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1081 transitions. [2018-09-30 11:45:56,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:56,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:56,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:56,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:56,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:56,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:56,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 544 states and 1083 transitions. [2018-09-30 11:45:56,992 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1083 transitions. [2018-09-30 11:45:56,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:56,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:57,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:57,021 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:57,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:57,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:57,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 545 states and 1085 transitions. [2018-09-30 11:45:57,095 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1085 transitions. [2018-09-30 11:45:57,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:57,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:57,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:57,100 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:57,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:57,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:57,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 546 states and 1087 transitions. [2018-09-30 11:45:57,134 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1087 transitions. [2018-09-30 11:45:57,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:57,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:57,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:57,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:57,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:57,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:57,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 547 states and 1089 transitions. [2018-09-30 11:45:57,173 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1089 transitions. [2018-09-30 11:45:57,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:57,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:57,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:57,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:57,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:57,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:57,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 548 states and 1091 transitions. [2018-09-30 11:45:57,218 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1091 transitions. [2018-09-30 11:45:57,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:57,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:57,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:57,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:57,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:57,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 549 states and 1093 transitions. [2018-09-30 11:45:57,261 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1093 transitions. [2018-09-30 11:45:57,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:57,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:57,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:57,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:57,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:57,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:57,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 550 states and 1095 transitions. [2018-09-30 11:45:57,306 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1095 transitions. [2018-09-30 11:45:57,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:57,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:57,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:57,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:57,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:57,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:57,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 551 states and 1097 transitions. [2018-09-30 11:45:57,351 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1097 transitions. [2018-09-30 11:45:57,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:57,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:57,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:57,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:57,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:57,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:57,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 552 states and 1099 transitions. [2018-09-30 11:45:57,394 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1099 transitions. [2018-09-30 11:45:57,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:57,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:57,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:57,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:57,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:57,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:57,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 553 states and 1101 transitions. [2018-09-30 11:45:57,440 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1101 transitions. [2018-09-30 11:45:57,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:57,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:57,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:57,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:57,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:57,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:57,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 554 states and 1103 transitions. [2018-09-30 11:45:57,500 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1103 transitions. [2018-09-30 11:45:57,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:57,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:57,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:57,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:57,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:57,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:57,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 555 states and 1105 transitions. [2018-09-30 11:45:57,550 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1105 transitions. [2018-09-30 11:45:57,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:57,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:57,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:57,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:57,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:57,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:57,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 556 states and 1107 transitions. [2018-09-30 11:45:57,594 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1107 transitions. [2018-09-30 11:45:57,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:57,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:57,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:57,622 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:57,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:58,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:58,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 557 states and 1109 transitions. [2018-09-30 11:45:58,094 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1109 transitions. [2018-09-30 11:45:58,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:58,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:58,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:58,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:58,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:58,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:58,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 558 states and 1111 transitions. [2018-09-30 11:45:58,575 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1111 transitions. [2018-09-30 11:45:58,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:58,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:58,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:58,595 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:58,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:58,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:58,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 559 states and 1113 transitions. [2018-09-30 11:45:58,676 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1113 transitions. [2018-09-30 11:45:58,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:58,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:58,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:58,683 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:58,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:58,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:58,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 560 states and 1115 transitions. [2018-09-30 11:45:58,715 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1115 transitions. [2018-09-30 11:45:58,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:58,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:58,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:58,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:58,729 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:58,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:58,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 561 states and 1117 transitions. [2018-09-30 11:45:58,759 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1117 transitions. [2018-09-30 11:45:58,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:58,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:58,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:58,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:58,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:58,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:58,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 562 states and 1119 transitions. [2018-09-30 11:45:58,804 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1119 transitions. [2018-09-30 11:45:58,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:58,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:58,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:58,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:58,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:58,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:58,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 563 states and 1121 transitions. [2018-09-30 11:45:58,846 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1121 transitions. [2018-09-30 11:45:58,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:58,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:58,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:58,854 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:58,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:58,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:58,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 564 states and 1123 transitions. [2018-09-30 11:45:58,891 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1123 transitions. [2018-09-30 11:45:58,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:58,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:58,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:58,912 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:58,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:59,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:59,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 565 states and 1125 transitions. [2018-09-30 11:45:59,086 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1125 transitions. [2018-09-30 11:45:59,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:59,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:59,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:59,092 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:59,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:59,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:59,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 566 states and 1127 transitions. [2018-09-30 11:45:59,128 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1127 transitions. [2018-09-30 11:45:59,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:59,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:59,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:59,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:59,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:59,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:59,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 567 states and 1129 transitions. [2018-09-30 11:45:59,171 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1129 transitions. [2018-09-30 11:45:59,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:59,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:59,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:59,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:59,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:59,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:59,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 568 states and 1131 transitions. [2018-09-30 11:45:59,655 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1131 transitions. [2018-09-30 11:45:59,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:59,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:59,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:59,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:45:59,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:00,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:00,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 569 states and 1133 transitions. [2018-09-30 11:46:00,106 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1133 transitions. [2018-09-30 11:46:00,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:00,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:00,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:00,124 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:00,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:00,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:00,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 570 states and 1135 transitions. [2018-09-30 11:46:00,560 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1135 transitions. [2018-09-30 11:46:00,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:00,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:00,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:00,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:00,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:00,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:00,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 571 states and 1137 transitions. [2018-09-30 11:46:00,686 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1137 transitions. [2018-09-30 11:46:00,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:00,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:00,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:00,692 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:00,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:00,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:00,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 572 states and 1139 transitions. [2018-09-30 11:46:00,728 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1139 transitions. [2018-09-30 11:46:00,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:00,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:00,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:00,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:00,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:00,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:00,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 573 states and 1141 transitions. [2018-09-30 11:46:00,819 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1141 transitions. [2018-09-30 11:46:00,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:00,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:00,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:00,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:00,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:00,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:00,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 574 states and 1143 transitions. [2018-09-30 11:46:00,859 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1143 transitions. [2018-09-30 11:46:00,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:00,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:00,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:00,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:00,871 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:00,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:00,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 575 states and 1145 transitions. [2018-09-30 11:46:00,901 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1145 transitions. [2018-09-30 11:46:00,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:00,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:00,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:00,909 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:00,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:00,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:00,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 576 states and 1147 transitions. [2018-09-30 11:46:00,946 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1147 transitions. [2018-09-30 11:46:00,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:00,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:00,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:00,954 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:00,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:00,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:00,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 577 states and 1149 transitions. [2018-09-30 11:46:00,992 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1149 transitions. [2018-09-30 11:46:00,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:00,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:01,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:01,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:01,008 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:01,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:01,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 578 states and 1151 transitions. [2018-09-30 11:46:01,038 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1151 transitions. [2018-09-30 11:46:01,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:01,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:01,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:01,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:01,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:01,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:01,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 579 states and 1153 transitions. [2018-09-30 11:46:01,086 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1153 transitions. [2018-09-30 11:46:01,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:01,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:01,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:01,092 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:01,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:01,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:01,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 580 states and 1155 transitions. [2018-09-30 11:46:01,147 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1155 transitions. [2018-09-30 11:46:01,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:01,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:01,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:01,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:01,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:01,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:01,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 581 states and 1157 transitions. [2018-09-30 11:46:01,212 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1157 transitions. [2018-09-30 11:46:01,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:01,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:01,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:01,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:01,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:01,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:01,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 582 states and 1159 transitions. [2018-09-30 11:46:01,274 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1159 transitions. [2018-09-30 11:46:01,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:01,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:01,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:01,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:01,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:01,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:01,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 583 states and 1161 transitions. [2018-09-30 11:46:01,416 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1161 transitions. [2018-09-30 11:46:01,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:01,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:01,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:01,422 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:01,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:01,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:01,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 584 states and 1163 transitions. [2018-09-30 11:46:01,474 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1163 transitions. [2018-09-30 11:46:01,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:01,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:01,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:01,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:01,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:01,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:01,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 585 states and 1165 transitions. [2018-09-30 11:46:01,527 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1165 transitions. [2018-09-30 11:46:01,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:01,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:01,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:01,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:01,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:01,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:01,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 586 states and 1167 transitions. [2018-09-30 11:46:01,568 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1167 transitions. [2018-09-30 11:46:01,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:01,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:01,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:01,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:01,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:01,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:01,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 587 states and 1169 transitions. [2018-09-30 11:46:01,611 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1169 transitions. [2018-09-30 11:46:01,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:01,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:01,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:01,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:01,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:01,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:01,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 588 states and 1171 transitions. [2018-09-30 11:46:01,658 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1171 transitions. [2018-09-30 11:46:01,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:01,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:01,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:01,664 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:01,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:01,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:01,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 589 states and 1173 transitions. [2018-09-30 11:46:01,705 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1173 transitions. [2018-09-30 11:46:01,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:01,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:01,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:01,712 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:01,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:01,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:01,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 590 states and 1175 transitions. [2018-09-30 11:46:01,821 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1175 transitions. [2018-09-30 11:46:01,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:01,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:01,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:01,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:01,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:01,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:01,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 591 states and 1177 transitions. [2018-09-30 11:46:01,863 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1177 transitions. [2018-09-30 11:46:01,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:01,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:01,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:01,869 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:01,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:01,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:01,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 592 states and 1179 transitions. [2018-09-30 11:46:01,907 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1179 transitions. [2018-09-30 11:46:01,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:01,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:01,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:01,914 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:01,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:01,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:01,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 593 states and 1181 transitions. [2018-09-30 11:46:01,956 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1181 transitions. [2018-09-30 11:46:01,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:01,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:01,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:01,964 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:01,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:02,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:02,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 594 states and 1183 transitions. [2018-09-30 11:46:02,009 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1183 transitions. [2018-09-30 11:46:02,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:02,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:02,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:02,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:02,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:02,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 595 states and 1185 transitions. [2018-09-30 11:46:02,071 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1185 transitions. [2018-09-30 11:46:02,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:02,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:02,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:02,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:02,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:02,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:02,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 596 states and 1187 transitions. [2018-09-30 11:46:02,117 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1187 transitions. [2018-09-30 11:46:02,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:02,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:02,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:02,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:02,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:02,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:02,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 597 states and 1189 transitions. [2018-09-30 11:46:02,160 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1189 transitions. [2018-09-30 11:46:02,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:02,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:02,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:02,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:02,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:02,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:02,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 598 states and 1191 transitions. [2018-09-30 11:46:02,213 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1191 transitions. [2018-09-30 11:46:02,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:02,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:02,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:02,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:02,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:02,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:02,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 599 states and 1193 transitions. [2018-09-30 11:46:02,258 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1193 transitions. [2018-09-30 11:46:02,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:02,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:02,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:02,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:02,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:02,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:02,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 600 states and 1195 transitions. [2018-09-30 11:46:02,302 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1195 transitions. [2018-09-30 11:46:02,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:02,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:02,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:02,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:02,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:02,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 601 states and 1197 transitions. [2018-09-30 11:46:02,346 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1197 transitions. [2018-09-30 11:46:02,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:02,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:02,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:02,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:02,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:02,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:02,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 602 states and 1199 transitions. [2018-09-30 11:46:02,390 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1199 transitions. [2018-09-30 11:46:02,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:02,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:02,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:02,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:02,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:02,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:02,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 603 states and 1201 transitions. [2018-09-30 11:46:02,436 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1201 transitions. [2018-09-30 11:46:02,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:02,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:02,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:02,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:02,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:02,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:02,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 604 states and 1203 transitions. [2018-09-30 11:46:02,512 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1203 transitions. [2018-09-30 11:46:02,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:02,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:02,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:02,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:02,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:02,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 605 states and 1205 transitions. [2018-09-30 11:46:02,572 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1205 transitions. [2018-09-30 11:46:02,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:02,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:02,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:02,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:02,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:02,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:02,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 606 states and 1207 transitions. [2018-09-30 11:46:02,619 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1207 transitions. [2018-09-30 11:46:02,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:02,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:02,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:02,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:02,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:02,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:02,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 607 states and 1209 transitions. [2018-09-30 11:46:02,705 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1209 transitions. [2018-09-30 11:46:02,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:02,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:02,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:02,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:02,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:02,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:02,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 608 states and 1211 transitions. [2018-09-30 11:46:02,878 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1211 transitions. [2018-09-30 11:46:02,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:02,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:02,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:02,883 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:02,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:02,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:02,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 609 states and 1213 transitions. [2018-09-30 11:46:02,918 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1213 transitions. [2018-09-30 11:46:02,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:02,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:02,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:02,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:02,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:02,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:02,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 610 states and 1215 transitions. [2018-09-30 11:46:02,958 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1215 transitions. [2018-09-30 11:46:02,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:02,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:02,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:02,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:02,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:03,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:03,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 611 states and 1217 transitions. [2018-09-30 11:46:03,006 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1217 transitions. [2018-09-30 11:46:03,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:03,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:03,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:03,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:03,019 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:03,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:03,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 612 states and 1219 transitions. [2018-09-30 11:46:03,049 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1219 transitions. [2018-09-30 11:46:03,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:03,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:03,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:03,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:03,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:03,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:03,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 613 states and 1221 transitions. [2018-09-30 11:46:03,093 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1221 transitions. [2018-09-30 11:46:03,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:03,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:03,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:03,100 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:03,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:03,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:03,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 614 states and 1223 transitions. [2018-09-30 11:46:03,137 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1223 transitions. [2018-09-30 11:46:03,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:03,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:03,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:03,145 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:03,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:03,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:03,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 615 states and 1225 transitions. [2018-09-30 11:46:03,183 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1225 transitions. [2018-09-30 11:46:03,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:03,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:03,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:03,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:03,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:03,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:03,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 616 states and 1227 transitions. [2018-09-30 11:46:03,230 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1227 transitions. [2018-09-30 11:46:03,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:03,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:03,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:03,257 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:03,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:03,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:03,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 617 states and 1229 transitions. [2018-09-30 11:46:03,447 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1229 transitions. [2018-09-30 11:46:03,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:03,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:03,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:03,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:03,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:03,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:03,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 618 states and 1231 transitions. [2018-09-30 11:46:03,523 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1231 transitions. [2018-09-30 11:46:03,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:03,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:03,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:03,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:03,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:03,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:03,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 619 states and 1233 transitions. [2018-09-30 11:46:03,564 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1233 transitions. [2018-09-30 11:46:03,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:03,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:03,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:03,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:03,575 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:03,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:03,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 620 states and 1235 transitions. [2018-09-30 11:46:03,605 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1235 transitions. [2018-09-30 11:46:03,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:03,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:03,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:03,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:03,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:03,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:03,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 621 states and 1237 transitions. [2018-09-30 11:46:03,646 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1237 transitions. [2018-09-30 11:46:03,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:03,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:03,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:03,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:03,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:03,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:03,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 622 states and 1239 transitions. [2018-09-30 11:46:03,691 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 1239 transitions. [2018-09-30 11:46:03,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:03,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:03,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:03,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:03,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:03,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:03,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 623 states and 1241 transitions. [2018-09-30 11:46:03,738 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1241 transitions. [2018-09-30 11:46:03,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:03,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:03,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:03,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:03,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:03,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:03,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 624 states and 1243 transitions. [2018-09-30 11:46:03,781 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1243 transitions. [2018-09-30 11:46:03,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:03,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:03,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:03,787 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:03,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:03,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:03,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 625 states and 1245 transitions. [2018-09-30 11:46:03,827 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1245 transitions. [2018-09-30 11:46:03,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:03,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:03,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:03,832 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:03,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:03,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:03,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 626 states and 1247 transitions. [2018-09-30 11:46:03,876 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1247 transitions. [2018-09-30 11:46:03,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:03,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:03,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:03,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:03,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:03,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:03,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 627 states and 1249 transitions. [2018-09-30 11:46:03,920 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1249 transitions. [2018-09-30 11:46:03,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:03,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:03,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:03,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:03,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:03,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:03,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 628 states and 1251 transitions. [2018-09-30 11:46:03,964 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1251 transitions. [2018-09-30 11:46:03,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:03,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:03,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:03,971 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:03,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:04,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:04,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 629 states and 1253 transitions. [2018-09-30 11:46:04,010 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1253 transitions. [2018-09-30 11:46:04,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:04,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:04,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:04,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:04,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:04,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:04,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 630 states and 1255 transitions. [2018-09-30 11:46:04,067 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1255 transitions. [2018-09-30 11:46:04,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:04,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:04,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:04,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:04,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:04,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:04,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 631 states and 1257 transitions. [2018-09-30 11:46:04,110 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1257 transitions. [2018-09-30 11:46:04,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:04,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:04,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:04,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:04,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:04,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:04,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 632 states and 1259 transitions. [2018-09-30 11:46:04,156 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1259 transitions. [2018-09-30 11:46:04,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:04,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:04,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:04,161 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:04,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:04,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:04,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 633 states and 1261 transitions. [2018-09-30 11:46:04,202 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1261 transitions. [2018-09-30 11:46:04,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:04,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:04,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:04,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:04,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:04,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:04,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 634 states and 1263 transitions. [2018-09-30 11:46:04,247 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1263 transitions. [2018-09-30 11:46:04,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:04,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:04,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:04,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:04,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:04,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:04,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 635 states and 1265 transitions. [2018-09-30 11:46:04,294 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1265 transitions. [2018-09-30 11:46:04,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:04,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:04,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:04,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:04,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:04,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:04,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 636 states and 1267 transitions. [2018-09-30 11:46:04,338 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1267 transitions. [2018-09-30 11:46:04,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:04,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:04,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:04,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:04,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:04,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:04,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 637 states and 1269 transitions. [2018-09-30 11:46:04,474 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1269 transitions. [2018-09-30 11:46:04,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:04,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:04,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:04,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:04,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:04,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:04,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 638 states and 1271 transitions. [2018-09-30 11:46:04,519 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1271 transitions. [2018-09-30 11:46:04,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:04,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:04,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:04,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:04,530 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:04,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:04,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 639 states and 1273 transitions. [2018-09-30 11:46:04,563 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1273 transitions. [2018-09-30 11:46:04,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:04,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:04,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:04,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:04,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:04,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:04,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 640 states and 1275 transitions. [2018-09-30 11:46:04,608 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1275 transitions. [2018-09-30 11:46:04,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:04,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:04,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:04,614 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:04,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:04,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:04,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 641 states and 1277 transitions. [2018-09-30 11:46:04,656 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1277 transitions. [2018-09-30 11:46:04,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:04,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:04,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:04,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:04,671 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:04,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:04,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 642 states and 1279 transitions. [2018-09-30 11:46:04,703 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1279 transitions. [2018-09-30 11:46:04,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:04,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:04,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:04,718 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:04,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:04,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:04,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 643 states and 1281 transitions. [2018-09-30 11:46:04,761 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1281 transitions. [2018-09-30 11:46:04,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:04,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:04,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:04,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:04,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:04,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:04,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 644 states and 1283 transitions. [2018-09-30 11:46:04,809 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1283 transitions. [2018-09-30 11:46:04,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:04,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:04,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:04,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:04,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:04,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:04,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 645 states and 1285 transitions. [2018-09-30 11:46:04,867 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1285 transitions. [2018-09-30 11:46:04,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:04,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:04,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:04,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:04,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:04,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:04,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 646 states and 1287 transitions. [2018-09-30 11:46:04,917 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1287 transitions. [2018-09-30 11:46:04,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:04,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:04,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:04,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:04,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:04,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:04,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 647 states and 1289 transitions. [2018-09-30 11:46:04,967 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1289 transitions. [2018-09-30 11:46:04,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:04,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:04,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:04,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:04,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:05,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:05,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 648 states and 1291 transitions. [2018-09-30 11:46:05,013 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1291 transitions. [2018-09-30 11:46:05,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:05,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:05,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:05,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:05,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:05,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:05,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 649 states and 1293 transitions. [2018-09-30 11:46:05,062 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1293 transitions. [2018-09-30 11:46:05,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:05,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:05,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:05,072 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:05,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:05,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:05,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 650 states and 1295 transitions. [2018-09-30 11:46:05,111 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1295 transitions. [2018-09-30 11:46:05,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:05,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:05,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:05,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:05,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:05,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 651 states and 1297 transitions. [2018-09-30 11:46:05,160 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1297 transitions. [2018-09-30 11:46:05,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:05,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:05,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:05,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:05,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:05,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:05,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 652 states and 1299 transitions. [2018-09-30 11:46:05,209 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1299 transitions. [2018-09-30 11:46:05,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:05,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:05,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:05,215 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:05,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:05,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:05,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 653 states and 1301 transitions. [2018-09-30 11:46:05,257 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1301 transitions. [2018-09-30 11:46:05,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:05,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:05,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:05,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:05,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:05,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:05,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 654 states and 1303 transitions. [2018-09-30 11:46:05,304 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1303 transitions. [2018-09-30 11:46:05,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:05,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:05,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:05,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:05,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:05,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:05,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 655 states and 1305 transitions. [2018-09-30 11:46:05,352 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1305 transitions. [2018-09-30 11:46:05,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:05,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:05,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:05,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:05,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:05,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:05,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 656 states and 1307 transitions. [2018-09-30 11:46:05,398 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1307 transitions. [2018-09-30 11:46:05,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:05,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:05,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:05,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:05,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:05,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:05,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 657 states and 1309 transitions. [2018-09-30 11:46:05,445 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1309 transitions. [2018-09-30 11:46:05,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:05,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:05,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:05,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:05,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:05,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:05,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 658 states and 1311 transitions. [2018-09-30 11:46:05,494 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1311 transitions. [2018-09-30 11:46:05,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:05,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:05,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:05,500 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:05,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:05,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:05,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 659 states and 1313 transitions. [2018-09-30 11:46:05,546 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1313 transitions. [2018-09-30 11:46:05,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:05,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:05,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:05,556 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:05,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:05,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:05,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 660 states and 1315 transitions. [2018-09-30 11:46:05,598 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1315 transitions. [2018-09-30 11:46:05,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:05,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:05,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:05,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:05,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:05,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:05,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 661 states and 1317 transitions. [2018-09-30 11:46:05,649 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1317 transitions. [2018-09-30 11:46:05,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:05,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:05,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:05,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:05,740 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:05,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:05,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 662 states and 1319 transitions. [2018-09-30 11:46:05,776 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1319 transitions. [2018-09-30 11:46:05,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:05,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:05,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:05,785 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:05,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:05,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:05,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 663 states and 1321 transitions. [2018-09-30 11:46:05,827 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1321 transitions. [2018-09-30 11:46:05,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:05,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:05,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:05,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:05,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:05,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:05,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 664 states and 1323 transitions. [2018-09-30 11:46:05,877 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1323 transitions. [2018-09-30 11:46:05,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:05,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:05,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:05,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:05,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:05,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:05,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 665 states and 1325 transitions. [2018-09-30 11:46:05,966 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1325 transitions. [2018-09-30 11:46:05,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:05,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:05,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:05,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:05,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:06,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:06,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 666 states and 1327 transitions. [2018-09-30 11:46:06,010 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1327 transitions. [2018-09-30 11:46:06,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:06,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:06,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:06,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:06,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:06,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:06,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 667 states and 1329 transitions. [2018-09-30 11:46:06,056 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1329 transitions. [2018-09-30 11:46:06,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:06,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:06,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:06,065 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:06,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:06,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:06,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 668 states and 1331 transitions. [2018-09-30 11:46:06,111 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1331 transitions. [2018-09-30 11:46:06,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:06,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:06,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:06,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:06,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:06,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:06,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 669 states and 1333 transitions. [2018-09-30 11:46:06,155 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1333 transitions. [2018-09-30 11:46:06,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:06,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:06,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:06,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:06,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:06,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:06,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 670 states and 1335 transitions. [2018-09-30 11:46:06,202 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1335 transitions. [2018-09-30 11:46:06,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:06,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:06,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:06,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:06,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:06,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:06,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 671 states and 1337 transitions. [2018-09-30 11:46:06,299 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1337 transitions. [2018-09-30 11:46:06,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:06,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:06,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:06,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:06,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:06,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:06,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 672 states and 1339 transitions. [2018-09-30 11:46:06,367 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1339 transitions. [2018-09-30 11:46:06,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:06,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:06,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:06,379 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:06,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:06,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:06,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 673 states and 1341 transitions. [2018-09-30 11:46:06,442 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1341 transitions. [2018-09-30 11:46:06,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:06,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:06,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:06,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:06,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:06,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:06,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 674 states and 1343 transitions. [2018-09-30 11:46:06,510 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1343 transitions. [2018-09-30 11:46:06,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:06,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:06,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:06,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:06,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:06,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:06,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 675 states and 1345 transitions. [2018-09-30 11:46:06,604 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1345 transitions. [2018-09-30 11:46:06,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:06,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:06,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:06,613 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:06,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:06,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:06,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 676 states and 1347 transitions. [2018-09-30 11:46:06,680 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1347 transitions. [2018-09-30 11:46:06,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:06,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:06,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:06,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:06,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:06,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:06,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 677 states and 1349 transitions. [2018-09-30 11:46:06,728 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1349 transitions. [2018-09-30 11:46:06,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:06,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:06,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:06,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:06,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:06,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:06,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 678 states and 1351 transitions. [2018-09-30 11:46:06,771 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1351 transitions. [2018-09-30 11:46:06,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:06,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:06,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:06,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:06,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:06,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:06,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 679 states and 1353 transitions. [2018-09-30 11:46:06,832 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1353 transitions. [2018-09-30 11:46:06,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:06,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:06,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:06,840 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:06,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:06,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:06,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 680 states and 1355 transitions. [2018-09-30 11:46:06,877 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1355 transitions. [2018-09-30 11:46:06,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:06,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:06,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:06,891 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:06,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:06,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:06,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 681 states and 1357 transitions. [2018-09-30 11:46:06,933 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1357 transitions. [2018-09-30 11:46:06,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:06,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:06,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:06,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:06,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:06,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:06,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 682 states and 1359 transitions. [2018-09-30 11:46:06,980 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1359 transitions. [2018-09-30 11:46:06,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:06,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:06,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:06,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:06,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:07,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:07,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 683 states and 1361 transitions. [2018-09-30 11:46:07,024 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1361 transitions. [2018-09-30 11:46:07,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:07,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:07,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:07,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:07,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:07,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:07,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 684 states and 1363 transitions. [2018-09-30 11:46:07,072 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1363 transitions. [2018-09-30 11:46:07,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:07,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:07,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:07,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:07,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:07,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:07,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 685 states and 1365 transitions. [2018-09-30 11:46:07,120 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1365 transitions. [2018-09-30 11:46:07,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:07,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:07,127 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:07,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:07,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:07,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 686 states and 1367 transitions. [2018-09-30 11:46:07,172 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1367 transitions. [2018-09-30 11:46:07,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:07,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:07,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:07,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:07,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:07,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:07,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 687 states and 1369 transitions. [2018-09-30 11:46:07,219 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1369 transitions. [2018-09-30 11:46:07,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:07,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:07,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:07,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:07,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:07,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:07,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 688 states and 1371 transitions. [2018-09-30 11:46:07,273 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1371 transitions. [2018-09-30 11:46:07,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:07,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:07,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:07,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:07,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:07,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:07,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 689 states and 1373 transitions. [2018-09-30 11:46:07,318 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1373 transitions. [2018-09-30 11:46:07,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:07,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:07,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:07,326 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:07,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:07,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:07,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 690 states and 1375 transitions. [2018-09-30 11:46:07,367 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1375 transitions. [2018-09-30 11:46:07,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:07,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:07,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:07,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:07,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:07,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:07,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 691 states and 1377 transitions. [2018-09-30 11:46:07,416 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1377 transitions. [2018-09-30 11:46:07,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:07,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:07,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:07,423 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:07,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:07,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:07,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 692 states and 1379 transitions. [2018-09-30 11:46:07,463 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1379 transitions. [2018-09-30 11:46:07,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:07,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:07,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:07,468 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:07,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:07,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:07,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 693 states and 1381 transitions. [2018-09-30 11:46:07,512 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1381 transitions. [2018-09-30 11:46:07,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:07,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:07,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:07,521 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:07,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:07,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:07,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 694 states and 1383 transitions. [2018-09-30 11:46:07,563 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1383 transitions. [2018-09-30 11:46:07,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:07,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:07,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:07,582 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:07,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:07,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:07,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 695 states and 1385 transitions. [2018-09-30 11:46:07,654 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1385 transitions. [2018-09-30 11:46:07,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:07,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:07,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:07,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:07,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:07,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 696 states and 1387 transitions. [2018-09-30 11:46:07,696 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1387 transitions. [2018-09-30 11:46:07,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:07,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:07,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:07,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:07,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:07,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:07,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 697 states and 1389 transitions. [2018-09-30 11:46:07,810 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1389 transitions. [2018-09-30 11:46:07,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:07,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:07,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:07,833 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:07,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:08,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:08,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 698 states and 1391 transitions. [2018-09-30 11:46:08,049 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1391 transitions. [2018-09-30 11:46:08,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:08,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:08,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:08,056 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:08,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:08,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:08,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 699 states and 1393 transitions. [2018-09-30 11:46:08,094 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1393 transitions. [2018-09-30 11:46:08,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:08,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:08,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:08,098 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:08,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:08,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:08,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 700 states and 1395 transitions. [2018-09-30 11:46:08,136 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1395 transitions. [2018-09-30 11:46:08,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:08,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:08,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:08,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:08,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:08,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:08,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 701 states and 1397 transitions. [2018-09-30 11:46:08,181 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1397 transitions. [2018-09-30 11:46:08,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:08,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:08,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:08,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:08,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:08,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:08,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 702 states and 1399 transitions. [2018-09-30 11:46:08,229 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1399 transitions. [2018-09-30 11:46:08,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:08,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:08,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:08,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:08,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:08,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:08,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 703 states and 1401 transitions. [2018-09-30 11:46:08,278 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1401 transitions. [2018-09-30 11:46:08,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:08,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:08,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:08,285 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:08,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:08,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:08,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 704 states and 1403 transitions. [2018-09-30 11:46:08,325 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1403 transitions. [2018-09-30 11:46:08,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:08,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:08,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:08,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:08,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:08,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:08,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 705 states and 1405 transitions. [2018-09-30 11:46:08,370 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1405 transitions. [2018-09-30 11:46:08,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:08,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:08,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:08,375 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:08,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:08,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:08,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 706 states and 1407 transitions. [2018-09-30 11:46:08,420 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1407 transitions. [2018-09-30 11:46:08,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:08,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:08,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:08,425 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:08,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:08,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:08,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 707 states and 1409 transitions. [2018-09-30 11:46:08,466 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1409 transitions. [2018-09-30 11:46:08,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:08,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:08,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:08,472 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:08,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:08,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:08,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 708 states and 1411 transitions. [2018-09-30 11:46:08,516 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1411 transitions. [2018-09-30 11:46:08,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:08,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:08,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:08,523 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:08,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:08,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:08,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 709 states and 1413 transitions. [2018-09-30 11:46:08,567 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1413 transitions. [2018-09-30 11:46:08,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:08,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:08,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:08,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:08,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:08,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:08,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 710 states and 1415 transitions. [2018-09-30 11:46:08,619 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1415 transitions. [2018-09-30 11:46:08,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:08,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:08,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:08,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:08,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:08,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:08,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 711 states and 1417 transitions. [2018-09-30 11:46:08,670 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1417 transitions. [2018-09-30 11:46:08,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:08,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:08,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:08,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:08,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:08,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:08,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 712 states and 1419 transitions. [2018-09-30 11:46:08,716 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1419 transitions. [2018-09-30 11:46:08,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:08,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:08,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:08,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:08,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:08,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:08,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 713 states and 1421 transitions. [2018-09-30 11:46:08,765 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1421 transitions. [2018-09-30 11:46:08,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:08,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:08,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:08,770 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:08,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:08,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:08,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 714 states and 1423 transitions. [2018-09-30 11:46:08,812 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1423 transitions. [2018-09-30 11:46:08,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:08,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:08,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:08,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:08,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:08,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:08,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 715 states and 1425 transitions. [2018-09-30 11:46:08,861 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1425 transitions. [2018-09-30 11:46:08,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:08,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:08,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:08,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:08,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:08,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:08,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 716 states and 1427 transitions. [2018-09-30 11:46:08,911 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1427 transitions. [2018-09-30 11:46:08,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:08,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:08,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:08,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:08,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:08,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:08,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 717 states and 1429 transitions. [2018-09-30 11:46:08,959 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1429 transitions. [2018-09-30 11:46:08,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:08,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:08,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:08,965 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:08,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:09,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:09,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 718 states and 1431 transitions. [2018-09-30 11:46:09,008 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1431 transitions. [2018-09-30 11:46:09,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:09,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:09,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:09,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:09,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:09,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:09,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 719 states and 1433 transitions. [2018-09-30 11:46:09,058 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1433 transitions. [2018-09-30 11:46:09,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:09,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:09,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:09,063 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:09,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:09,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:09,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 720 states and 1435 transitions. [2018-09-30 11:46:09,108 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1435 transitions. [2018-09-30 11:46:09,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:09,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:09,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:09,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:09,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:09,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:09,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1437 states to 721 states and 1437 transitions. [2018-09-30 11:46:09,158 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1437 transitions. [2018-09-30 11:46:09,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:09,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:09,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:09,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:09,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:09,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:09,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 722 states and 1439 transitions. [2018-09-30 11:46:09,212 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1439 transitions. [2018-09-30 11:46:09,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:09,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:09,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:09,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:09,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:09,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 723 states and 1441 transitions. [2018-09-30 11:46:09,268 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1441 transitions. [2018-09-30 11:46:09,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:09,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:09,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:09,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:09,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:09,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:09,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 724 states and 1443 transitions. [2018-09-30 11:46:09,315 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1443 transitions. [2018-09-30 11:46:09,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:09,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:09,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:09,325 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:09,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:09,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:09,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 725 states and 1445 transitions. [2018-09-30 11:46:09,362 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1445 transitions. [2018-09-30 11:46:09,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:09,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:09,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:09,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:09,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:09,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:09,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 726 states and 1447 transitions. [2018-09-30 11:46:09,408 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1447 transitions. [2018-09-30 11:46:09,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:09,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:09,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:09,413 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:09,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:09,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:09,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 727 states and 1449 transitions. [2018-09-30 11:46:09,458 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1449 transitions. [2018-09-30 11:46:09,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:09,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:09,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:09,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:09,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:09,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:09,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 728 states and 1451 transitions. [2018-09-30 11:46:09,510 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1451 transitions. [2018-09-30 11:46:09,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:09,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:09,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:09,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:09,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:09,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:09,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 729 states and 1453 transitions. [2018-09-30 11:46:09,561 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1453 transitions. [2018-09-30 11:46:09,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:09,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:09,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:09,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:09,575 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:09,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:09,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 730 states and 1455 transitions. [2018-09-30 11:46:09,611 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1455 transitions. [2018-09-30 11:46:09,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:09,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:09,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:09,619 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:09,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:09,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:09,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 731 states and 1457 transitions. [2018-09-30 11:46:09,660 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1457 transitions. [2018-09-30 11:46:09,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:09,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:09,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:09,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:09,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:09,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:09,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 732 states and 1459 transitions. [2018-09-30 11:46:09,763 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1459 transitions. [2018-09-30 11:46:09,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:09,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:09,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:09,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:09,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:09,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:09,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 733 states and 1461 transitions. [2018-09-30 11:46:09,821 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1461 transitions. [2018-09-30 11:46:09,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:09,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:09,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:09,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:09,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:09,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:09,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 734 states and 1463 transitions. [2018-09-30 11:46:09,866 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1463 transitions. [2018-09-30 11:46:09,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:09,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:09,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:09,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:09,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:09,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:09,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 735 states and 1465 transitions. [2018-09-30 11:46:09,914 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1465 transitions. [2018-09-30 11:46:09,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:09,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:09,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:09,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:09,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:09,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:09,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 736 states and 1467 transitions. [2018-09-30 11:46:09,964 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1467 transitions. [2018-09-30 11:46:09,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:09,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:09,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:09,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:09,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:10,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:10,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 737 states and 1469 transitions. [2018-09-30 11:46:10,017 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1469 transitions. [2018-09-30 11:46:10,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:10,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:10,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:10,024 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:10,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:10,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:10,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 738 states and 1471 transitions. [2018-09-30 11:46:10,069 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1471 transitions. [2018-09-30 11:46:10,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:10,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:10,074 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:10,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:10,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:10,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 739 states and 1473 transitions. [2018-09-30 11:46:10,120 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1473 transitions. [2018-09-30 11:46:10,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:10,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:10,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:10,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:10,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:10,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:10,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 740 states and 1475 transitions. [2018-09-30 11:46:10,172 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1475 transitions. [2018-09-30 11:46:10,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:10,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:10,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:10,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:10,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:10,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:10,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 741 states and 1477 transitions. [2018-09-30 11:46:10,223 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1477 transitions. [2018-09-30 11:46:10,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:10,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:10,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:10,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:10,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:10,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:10,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 742 states and 1479 transitions. [2018-09-30 11:46:10,274 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1479 transitions. [2018-09-30 11:46:10,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:10,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:10,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:10,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:10,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:10,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:10,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 743 states and 1481 transitions. [2018-09-30 11:46:10,323 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1481 transitions. [2018-09-30 11:46:10,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:10,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:10,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:10,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:10,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:10,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:10,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 744 states and 1483 transitions. [2018-09-30 11:46:10,373 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1483 transitions. [2018-09-30 11:46:10,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:10,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:10,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:10,381 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:10,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:10,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:10,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 745 states and 1485 transitions. [2018-09-30 11:46:10,424 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1485 transitions. [2018-09-30 11:46:10,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:10,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:10,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:10,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:10,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:10,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:10,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 746 states and 1487 transitions. [2018-09-30 11:46:10,473 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1487 transitions. [2018-09-30 11:46:10,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:10,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:10,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:10,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:10,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:10,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:10,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 747 states and 1489 transitions. [2018-09-30 11:46:10,884 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1489 transitions. [2018-09-30 11:46:10,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:10,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:10,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:10,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:11,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:11,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 748 states and 1491 transitions. [2018-09-30 11:46:11,368 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1491 transitions. [2018-09-30 11:46:11,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:11,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:11,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:11,386 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:11,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:11,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:11,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 749 states and 1493 transitions. [2018-09-30 11:46:11,653 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1493 transitions. [2018-09-30 11:46:11,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:11,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:11,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:11,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:11,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:11,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:11,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 750 states and 1495 transitions. [2018-09-30 11:46:11,714 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1495 transitions. [2018-09-30 11:46:11,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:11,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:11,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:11,721 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:11,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:11,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:11,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 751 states and 1497 transitions. [2018-09-30 11:46:11,760 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1497 transitions. [2018-09-30 11:46:11,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:11,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:11,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:11,766 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:11,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:11,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:11,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 752 states and 1499 transitions. [2018-09-30 11:46:11,821 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1499 transitions. [2018-09-30 11:46:11,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:11,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:11,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:11,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:11,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:11,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:11,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 753 states and 1501 transitions. [2018-09-30 11:46:11,868 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1501 transitions. [2018-09-30 11:46:11,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:11,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:11,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:11,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:11,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:11,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:11,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 754 states and 1503 transitions. [2018-09-30 11:46:11,915 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1503 transitions. [2018-09-30 11:46:11,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:11,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:11,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:11,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:11,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:11,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:11,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 755 states and 1505 transitions. [2018-09-30 11:46:11,961 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1505 transitions. [2018-09-30 11:46:11,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:11,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:11,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:11,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:11,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:12,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:12,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 756 states and 1507 transitions. [2018-09-30 11:46:12,010 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1507 transitions. [2018-09-30 11:46:12,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:12,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:12,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:12,017 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:12,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:12,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:12,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 757 states and 1509 transitions. [2018-09-30 11:46:12,057 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1509 transitions. [2018-09-30 11:46:12,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:12,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:12,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:12,065 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:12,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:12,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:12,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 758 states and 1511 transitions. [2018-09-30 11:46:12,106 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1511 transitions. [2018-09-30 11:46:12,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:12,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:12,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:12,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:12,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:12,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:12,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 759 states and 1513 transitions. [2018-09-30 11:46:12,155 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1513 transitions. [2018-09-30 11:46:12,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:12,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:12,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:12,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:12,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:12,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:12,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 760 states and 1515 transitions. [2018-09-30 11:46:12,205 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1515 transitions. [2018-09-30 11:46:12,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:12,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:12,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:12,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:12,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:12,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:12,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 761 states and 1517 transitions. [2018-09-30 11:46:12,257 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1517 transitions. [2018-09-30 11:46:12,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:12,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:12,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:12,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:12,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:12,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:12,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 762 states and 1519 transitions. [2018-09-30 11:46:12,313 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1519 transitions. [2018-09-30 11:46:12,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:12,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:12,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:12,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:12,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:12,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:12,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 763 states and 1521 transitions. [2018-09-30 11:46:12,361 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1521 transitions. [2018-09-30 11:46:12,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:12,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:12,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:12,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:12,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:12,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:12,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 764 states and 1523 transitions. [2018-09-30 11:46:12,408 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1523 transitions. [2018-09-30 11:46:12,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:12,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:12,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:12,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:12,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:12,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:12,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 765 states and 1525 transitions. [2018-09-30 11:46:12,530 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1525 transitions. [2018-09-30 11:46:12,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:12,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:12,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:12,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:12,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:12,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:12,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 766 states and 1527 transitions. [2018-09-30 11:46:12,574 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1527 transitions. [2018-09-30 11:46:12,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:12,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:12,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:12,582 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:12,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:12,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:12,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 767 states and 1529 transitions. [2018-09-30 11:46:12,620 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1529 transitions. [2018-09-30 11:46:12,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:12,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:12,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:12,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:12,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:12,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:12,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 768 states and 1531 transitions. [2018-09-30 11:46:12,665 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1531 transitions. [2018-09-30 11:46:12,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:12,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:12,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:12,672 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:12,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:12,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:12,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 769 states and 1533 transitions. [2018-09-30 11:46:12,719 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1533 transitions. [2018-09-30 11:46:12,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:12,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:12,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:12,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:12,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:12,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:12,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 770 states and 1535 transitions. [2018-09-30 11:46:12,769 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1535 transitions. [2018-09-30 11:46:12,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:12,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:12,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:12,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:12,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:12,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:12,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 771 states and 1537 transitions. [2018-09-30 11:46:12,821 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1537 transitions. [2018-09-30 11:46:12,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:12,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:12,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:12,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:12,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:12,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:12,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 772 states and 1539 transitions. [2018-09-30 11:46:12,871 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1539 transitions. [2018-09-30 11:46:12,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:12,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:12,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:12,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:12,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:12,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:12,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 773 states and 1541 transitions. [2018-09-30 11:46:12,920 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1541 transitions. [2018-09-30 11:46:12,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:12,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:12,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:12,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:12,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:12,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:12,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 774 states and 1543 transitions. [2018-09-30 11:46:12,992 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1543 transitions. [2018-09-30 11:46:12,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:12,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:13,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:13,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:13,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:13,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:13,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 775 states and 1545 transitions. [2018-09-30 11:46:13,095 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1545 transitions. [2018-09-30 11:46:13,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:13,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:13,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:13,100 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:13,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:13,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:13,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 776 states and 1547 transitions. [2018-09-30 11:46:13,139 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1547 transitions. [2018-09-30 11:46:13,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:13,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:13,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:13,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:13,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:13,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:13,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 777 states and 1549 transitions. [2018-09-30 11:46:13,188 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1549 transitions. [2018-09-30 11:46:13,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:13,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:13,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:13,194 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:13,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:13,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:13,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 778 states and 1551 transitions. [2018-09-30 11:46:13,238 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1551 transitions. [2018-09-30 11:46:13,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:13,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:13,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:13,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:13,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:13,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:13,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 779 states and 1553 transitions. [2018-09-30 11:46:13,287 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1553 transitions. [2018-09-30 11:46:13,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:13,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:13,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:13,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:13,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:13,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 780 states and 1555 transitions. [2018-09-30 11:46:13,338 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1555 transitions. [2018-09-30 11:46:13,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:13,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:13,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:13,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:13,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:13,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:13,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 781 states and 1557 transitions. [2018-09-30 11:46:13,388 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1557 transitions. [2018-09-30 11:46:13,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:13,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:13,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:13,406 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:13,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:13,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 782 states and 1559 transitions. [2018-09-30 11:46:13,439 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1559 transitions. [2018-09-30 11:46:13,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:13,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:13,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:13,446 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:13,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:13,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:13,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 783 states and 1561 transitions. [2018-09-30 11:46:13,490 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1561 transitions. [2018-09-30 11:46:13,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:13,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:13,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:13,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:13,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:13,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:13,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 784 states and 1563 transitions. [2018-09-30 11:46:13,540 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1563 transitions. [2018-09-30 11:46:13,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:13,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:13,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:13,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:13,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:13,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:13,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 785 states and 1565 transitions. [2018-09-30 11:46:13,591 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1565 transitions. [2018-09-30 11:46:13,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:13,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:13,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:13,599 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:13,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:13,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:13,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 786 states and 1567 transitions. [2018-09-30 11:46:13,642 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1567 transitions. [2018-09-30 11:46:13,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:13,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:13,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:13,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:13,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:13,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:13,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 787 states and 1569 transitions. [2018-09-30 11:46:13,691 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1569 transitions. [2018-09-30 11:46:13,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:13,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:13,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:13,697 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:13,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:13,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:13,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 788 states and 1571 transitions. [2018-09-30 11:46:13,740 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1571 transitions. [2018-09-30 11:46:13,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:13,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:13,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:13,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:13,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:13,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:13,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 789 states and 1573 transitions. [2018-09-30 11:46:13,792 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1573 transitions. [2018-09-30 11:46:13,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:13,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:13,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:13,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:13,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:13,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:13,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 790 states and 1575 transitions. [2018-09-30 11:46:13,845 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1575 transitions. [2018-09-30 11:46:13,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:13,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:13,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:13,854 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:13,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:13,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:13,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 791 states and 1577 transitions. [2018-09-30 11:46:13,896 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1577 transitions. [2018-09-30 11:46:13,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:13,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:13,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:13,903 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:13,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:13,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:13,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 792 states and 1579 transitions. [2018-09-30 11:46:13,951 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1579 transitions. [2018-09-30 11:46:13,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:13,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:13,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:13,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:13,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:14,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:14,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 793 states and 1581 transitions. [2018-09-30 11:46:14,002 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1581 transitions. [2018-09-30 11:46:14,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:14,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:14,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:14,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:14,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:14,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:14,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 794 states and 1583 transitions. [2018-09-30 11:46:14,051 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1583 transitions. [2018-09-30 11:46:14,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:14,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:14,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:14,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:14,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:14,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:14,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 795 states and 1585 transitions. [2018-09-30 11:46:14,103 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1585 transitions. [2018-09-30 11:46:14,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:14,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:14,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:14,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:14,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:14,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:14,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 796 states and 1587 transitions. [2018-09-30 11:46:14,154 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1587 transitions. [2018-09-30 11:46:14,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:14,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:14,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:14,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:14,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:14,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:14,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1589 states to 797 states and 1589 transitions. [2018-09-30 11:46:14,206 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1589 transitions. [2018-09-30 11:46:14,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:14,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:14,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:14,215 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:14,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:14,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:14,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 798 states and 1591 transitions. [2018-09-30 11:46:14,255 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1591 transitions. [2018-09-30 11:46:14,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:14,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:14,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:14,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:14,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:14,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:14,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 799 states and 1593 transitions. [2018-09-30 11:46:14,311 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1593 transitions. [2018-09-30 11:46:14,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:14,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:14,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:14,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:14,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:14,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:14,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 800 states and 1595 transitions. [2018-09-30 11:46:14,360 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1595 transitions. [2018-09-30 11:46:14,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:14,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:14,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:14,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:14,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:14,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:14,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 801 states and 1597 transitions. [2018-09-30 11:46:14,414 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1597 transitions. [2018-09-30 11:46:14,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:14,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:14,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:14,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:14,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:14,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:14,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 802 states and 1599 transitions. [2018-09-30 11:46:14,464 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1599 transitions. [2018-09-30 11:46:14,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:14,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:14,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:14,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:14,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:14,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:14,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 803 states and 1601 transitions. [2018-09-30 11:46:14,517 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1601 transitions. [2018-09-30 11:46:14,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:14,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:14,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:14,523 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:14,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:14,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:14,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 804 states and 1603 transitions. [2018-09-30 11:46:14,571 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1603 transitions. [2018-09-30 11:46:14,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:14,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:14,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:14,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:14,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:14,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:14,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 805 states and 1605 transitions. [2018-09-30 11:46:14,623 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1605 transitions. [2018-09-30 11:46:14,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:14,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:14,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:14,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:14,640 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:14,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:14,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 806 states and 1607 transitions. [2018-09-30 11:46:14,676 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1607 transitions. [2018-09-30 11:46:14,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:14,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:14,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:14,685 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:14,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:14,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:14,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 807 states and 1609 transitions. [2018-09-30 11:46:14,726 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1609 transitions. [2018-09-30 11:46:14,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:14,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:14,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:14,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:14,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:14,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:14,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 808 states and 1611 transitions. [2018-09-30 11:46:14,778 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1611 transitions. [2018-09-30 11:46:14,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:14,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:14,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:14,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:14,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:14,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:14,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 809 states and 1613 transitions. [2018-09-30 11:46:14,830 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1613 transitions. [2018-09-30 11:46:14,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:14,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:14,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:14,837 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:14,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:14,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:14,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1615 states to 810 states and 1615 transitions. [2018-09-30 11:46:14,880 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1615 transitions. [2018-09-30 11:46:14,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:14,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:14,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:14,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:14,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:14,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:14,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 811 states and 1617 transitions. [2018-09-30 11:46:14,935 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1617 transitions. [2018-09-30 11:46:14,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:14,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:14,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:14,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:14,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:14,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:14,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 812 states and 1619 transitions. [2018-09-30 11:46:14,989 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1619 transitions. [2018-09-30 11:46:14,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:14,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:14,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:14,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:15,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:15,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:15,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 813 states and 1621 transitions. [2018-09-30 11:46:15,045 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1621 transitions. [2018-09-30 11:46:15,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:15,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:15,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:15,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:15,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:15,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:15,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 814 states and 1623 transitions. [2018-09-30 11:46:15,098 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1623 transitions. [2018-09-30 11:46:15,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:15,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:15,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:15,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:15,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:15,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:15,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 815 states and 1625 transitions. [2018-09-30 11:46:15,153 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1625 transitions. [2018-09-30 11:46:15,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:15,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:15,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:15,161 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:15,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:15,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:15,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 816 states and 1627 transitions. [2018-09-30 11:46:15,205 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1627 transitions. [2018-09-30 11:46:15,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:15,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:15,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:15,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:15,220 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:15,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:15,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 817 states and 1629 transitions. [2018-09-30 11:46:15,258 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1629 transitions. [2018-09-30 11:46:15,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:15,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:15,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:15,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:15,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:15,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:15,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 818 states and 1631 transitions. [2018-09-30 11:46:15,310 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1631 transitions. [2018-09-30 11:46:15,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:15,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:15,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:15,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:15,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:15,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:15,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 819 states and 1633 transitions. [2018-09-30 11:46:15,362 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1633 transitions. [2018-09-30 11:46:15,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:15,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:15,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:15,382 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:15,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:15,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:15,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 820 states and 1635 transitions. [2018-09-30 11:46:15,608 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1635 transitions. [2018-09-30 11:46:15,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:15,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:15,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:15,614 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:15,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:15,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:15,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 821 states and 1637 transitions. [2018-09-30 11:46:15,657 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1637 transitions. [2018-09-30 11:46:15,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:15,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:15,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:15,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:15,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:15,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:15,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 822 states and 1639 transitions. [2018-09-30 11:46:15,708 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1639 transitions. [2018-09-30 11:46:15,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:15,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:15,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:15,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:15,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:15,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:15,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 823 states and 1641 transitions. [2018-09-30 11:46:15,763 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1641 transitions. [2018-09-30 11:46:15,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:15,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:15,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:15,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:15,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:15,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:15,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 824 states and 1643 transitions. [2018-09-30 11:46:15,818 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1643 transitions. [2018-09-30 11:46:15,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:15,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:15,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:15,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:15,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:15,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:15,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 825 states and 1645 transitions. [2018-09-30 11:46:15,914 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1645 transitions. [2018-09-30 11:46:15,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:15,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:15,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:15,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:15,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:15,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:15,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 826 states and 1647 transitions. [2018-09-30 11:46:15,971 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1647 transitions. [2018-09-30 11:46:15,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:15,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:15,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:15,978 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:15,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:16,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:16,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 827 states and 1649 transitions. [2018-09-30 11:46:16,046 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1649 transitions. [2018-09-30 11:46:16,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:16,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:16,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:16,052 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:16,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:16,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:16,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 828 states and 1651 transitions. [2018-09-30 11:46:16,095 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1651 transitions. [2018-09-30 11:46:16,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:16,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:16,100 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:16,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:16,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:16,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 829 states and 1653 transitions. [2018-09-30 11:46:16,145 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1653 transitions. [2018-09-30 11:46:16,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:16,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:16,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:16,150 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:16,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:16,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:16,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 830 states and 1655 transitions. [2018-09-30 11:46:16,196 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1655 transitions. [2018-09-30 11:46:16,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:16,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:16,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:16,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:16,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:16,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:16,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 831 states and 1657 transitions. [2018-09-30 11:46:16,303 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1657 transitions. [2018-09-30 11:46:16,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:16,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:16,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:16,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:16,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:16,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:16,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 832 states and 1659 transitions. [2018-09-30 11:46:16,350 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1659 transitions. [2018-09-30 11:46:16,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:16,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:16,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:16,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:16,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:16,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:16,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 833 states and 1661 transitions. [2018-09-30 11:46:16,398 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1661 transitions. [2018-09-30 11:46:16,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:16,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:16,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:16,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:16,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:16,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 834 states and 1663 transitions. [2018-09-30 11:46:16,465 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1663 transitions. [2018-09-30 11:46:16,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:16,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:16,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:16,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:16,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:16,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:16,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 835 states and 1665 transitions. [2018-09-30 11:46:16,536 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1665 transitions. [2018-09-30 11:46:16,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:16,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:16,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:16,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:16,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:16,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:16,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 836 states and 1667 transitions. [2018-09-30 11:46:16,601 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1667 transitions. [2018-09-30 11:46:16,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:16,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:16,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:16,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:16,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:16,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:16,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 837 states and 1669 transitions. [2018-09-30 11:46:16,672 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1669 transitions. [2018-09-30 11:46:16,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:16,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:16,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:16,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:16,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:16,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:16,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1671 states to 838 states and 1671 transitions. [2018-09-30 11:46:16,737 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1671 transitions. [2018-09-30 11:46:16,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:16,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:16,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:16,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:16,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:16,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:16,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 839 states and 1673 transitions. [2018-09-30 11:46:16,812 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1673 transitions. [2018-09-30 11:46:16,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:16,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:16,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:16,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:16,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:16,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:16,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 840 states and 1675 transitions. [2018-09-30 11:46:16,869 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1675 transitions. [2018-09-30 11:46:16,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:16,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:16,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:16,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:16,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:16,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:16,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 841 states and 1677 transitions. [2018-09-30 11:46:16,915 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1677 transitions. [2018-09-30 11:46:16,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:16,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:16,919 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:16,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:16,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:16,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 842 states and 1679 transitions. [2018-09-30 11:46:16,963 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1679 transitions. [2018-09-30 11:46:16,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:16,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:16,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:16,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:16,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:17,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:17,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 843 states and 1681 transitions. [2018-09-30 11:46:17,015 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1681 transitions. [2018-09-30 11:46:17,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:17,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:17,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:17,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:17,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:17,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:17,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 844 states and 1683 transitions. [2018-09-30 11:46:17,065 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1683 transitions. [2018-09-30 11:46:17,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:17,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:17,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:17,072 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:17,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:17,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:17,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 845 states and 1685 transitions. [2018-09-30 11:46:17,119 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1685 transitions. [2018-09-30 11:46:17,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:17,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:17,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:17,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:17,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:17,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:17,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 846 states and 1687 transitions. [2018-09-30 11:46:17,175 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1687 transitions. [2018-09-30 11:46:17,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:17,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:17,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:17,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:17,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:17,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:17,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 847 states and 1689 transitions. [2018-09-30 11:46:17,243 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1689 transitions. [2018-09-30 11:46:17,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:17,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:17,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:17,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:17,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:17,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:17,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 848 states and 1691 transitions. [2018-09-30 11:46:17,293 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1691 transitions. [2018-09-30 11:46:17,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:17,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:17,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:17,298 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:17,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:17,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:17,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 849 states and 1693 transitions. [2018-09-30 11:46:17,344 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1693 transitions. [2018-09-30 11:46:17,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:17,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:17,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:17,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:17,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:17,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:17,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 850 states and 1695 transitions. [2018-09-30 11:46:17,396 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1695 transitions. [2018-09-30 11:46:17,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:17,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:17,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:17,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:17,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:17,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:17,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 851 states and 1697 transitions. [2018-09-30 11:46:17,449 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1697 transitions. [2018-09-30 11:46:17,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:17,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:17,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:17,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:17,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:17,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:17,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 852 states and 1699 transitions. [2018-09-30 11:46:17,502 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1699 transitions. [2018-09-30 11:46:17,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:17,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:17,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:17,508 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:17,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:17,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:17,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 853 states and 1701 transitions. [2018-09-30 11:46:17,552 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1701 transitions. [2018-09-30 11:46:17,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:17,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:17,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:17,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:17,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:17,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:17,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 854 states and 1703 transitions. [2018-09-30 11:46:17,605 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1703 transitions. [2018-09-30 11:46:17,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:17,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:17,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:17,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:17,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:17,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:17,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 855 states and 1705 transitions. [2018-09-30 11:46:17,661 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1705 transitions. [2018-09-30 11:46:17,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:17,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:17,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:17,667 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:17,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:17,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:17,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 856 states and 1707 transitions. [2018-09-30 11:46:17,731 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1707 transitions. [2018-09-30 11:46:17,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:17,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:17,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:17,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:17,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:17,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:17,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 857 states and 1709 transitions. [2018-09-30 11:46:17,782 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1709 transitions. [2018-09-30 11:46:17,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:17,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:17,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:17,787 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:17,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:17,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:17,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 858 states and 1711 transitions. [2018-09-30 11:46:17,833 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1711 transitions. [2018-09-30 11:46:17,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:17,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:17,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:17,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:17,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:17,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:17,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 859 states and 1713 transitions. [2018-09-30 11:46:17,883 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1713 transitions. [2018-09-30 11:46:17,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:17,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:17,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:17,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:17,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:17,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:17,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 860 states and 1715 transitions. [2018-09-30 11:46:17,935 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1715 transitions. [2018-09-30 11:46:17,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:17,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:17,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:17,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:17,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:17,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:17,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 861 states and 1717 transitions. [2018-09-30 11:46:17,990 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1717 transitions. [2018-09-30 11:46:17,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:17,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:17,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:17,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:18,008 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:18,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:18,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 862 states and 1719 transitions. [2018-09-30 11:46:18,046 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1719 transitions. [2018-09-30 11:46:18,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:18,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:18,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:18,052 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:18,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:18,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:18,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 863 states and 1721 transitions. [2018-09-30 11:46:18,101 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1721 transitions. [2018-09-30 11:46:18,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:18,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:18,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:18,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:18,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:18,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:18,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 864 states and 1723 transitions. [2018-09-30 11:46:18,154 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1723 transitions. [2018-09-30 11:46:18,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:18,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:18,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:18,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:18,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:18,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:18,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 865 states and 1725 transitions. [2018-09-30 11:46:18,208 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1725 transitions. [2018-09-30 11:46:18,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:18,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:18,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:18,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:18,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:18,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:18,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 866 states and 1727 transitions. [2018-09-30 11:46:18,261 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1727 transitions. [2018-09-30 11:46:18,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:18,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:18,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:18,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:18,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:18,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:18,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 867 states and 1729 transitions. [2018-09-30 11:46:18,313 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1729 transitions. [2018-09-30 11:46:18,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:18,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:18,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:18,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:18,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:18,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:18,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 868 states and 1731 transitions. [2018-09-30 11:46:18,410 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1731 transitions. [2018-09-30 11:46:18,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:18,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:18,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:18,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:18,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:18,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:18,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 869 states and 1733 transitions. [2018-09-30 11:46:18,460 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1733 transitions. [2018-09-30 11:46:18,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:18,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:18,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:18,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:18,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:18,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:18,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 870 states and 1735 transitions. [2018-09-30 11:46:18,510 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1735 transitions. [2018-09-30 11:46:18,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:18,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:18,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:18,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:18,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:18,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:18,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 871 states and 1737 transitions. [2018-09-30 11:46:18,565 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1737 transitions. [2018-09-30 11:46:18,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:18,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:18,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:18,572 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:18,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:18,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:18,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 872 states and 1739 transitions. [2018-09-30 11:46:18,620 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1739 transitions. [2018-09-30 11:46:18,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:18,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:18,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:18,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:18,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:18,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:18,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 873 states and 1741 transitions. [2018-09-30 11:46:18,675 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1741 transitions. [2018-09-30 11:46:18,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:18,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:18,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:18,682 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:18,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:18,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:18,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 874 states and 1743 transitions. [2018-09-30 11:46:18,728 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1743 transitions. [2018-09-30 11:46:18,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:18,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:18,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:18,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:18,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:18,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 875 states and 1745 transitions. [2018-09-30 11:46:18,783 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1745 transitions. [2018-09-30 11:46:18,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:18,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:18,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:18,791 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:18,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:18,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:18,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 876 states and 1747 transitions. [2018-09-30 11:46:18,836 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1747 transitions. [2018-09-30 11:46:18,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:18,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:18,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:18,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:18,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:18,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:18,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 877 states and 1749 transitions. [2018-09-30 11:46:18,889 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1749 transitions. [2018-09-30 11:46:18,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:18,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:18,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:18,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:18,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:18,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:18,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 878 states and 1751 transitions. [2018-09-30 11:46:18,947 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1751 transitions. [2018-09-30 11:46:18,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:18,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:18,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:18,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:18,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:18,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:18,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 879 states and 1753 transitions. [2018-09-30 11:46:18,999 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1753 transitions. [2018-09-30 11:46:19,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:19,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:19,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:19,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:19,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:19,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:19,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 880 states and 1755 transitions. [2018-09-30 11:46:19,054 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1755 transitions. [2018-09-30 11:46:19,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:19,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:19,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:19,062 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:19,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:19,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:19,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 881 states and 1757 transitions. [2018-09-30 11:46:19,110 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1757 transitions. [2018-09-30 11:46:19,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:19,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:19,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:19,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:19,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:19,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 882 states and 1759 transitions. [2018-09-30 11:46:19,165 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1759 transitions. [2018-09-30 11:46:19,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:19,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:19,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:19,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:19,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:19,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:19,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 883 states and 1761 transitions. [2018-09-30 11:46:19,222 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1761 transitions. [2018-09-30 11:46:19,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:19,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:19,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:19,232 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:19,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:19,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:19,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 884 states and 1763 transitions. [2018-09-30 11:46:19,277 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1763 transitions. [2018-09-30 11:46:19,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:19,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:19,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:19,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:19,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:19,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:19,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 885 states and 1765 transitions. [2018-09-30 11:46:19,330 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1765 transitions. [2018-09-30 11:46:19,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:19,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:19,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:19,335 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:19,346 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:19,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:19,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 886 states and 1767 transitions. [2018-09-30 11:46:19,382 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1767 transitions. [2018-09-30 11:46:19,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:19,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:19,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:19,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:19,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:19,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:19,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 887 states and 1769 transitions. [2018-09-30 11:46:19,436 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1769 transitions. [2018-09-30 11:46:19,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:19,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:19,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:19,444 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:19,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:19,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:19,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 888 states and 1771 transitions. [2018-09-30 11:46:19,494 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1771 transitions. [2018-09-30 11:46:19,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:19,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:19,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:19,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:19,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:19,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:19,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 889 states and 1773 transitions. [2018-09-30 11:46:19,549 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1773 transitions. [2018-09-30 11:46:19,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:19,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:19,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:19,556 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:19,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:19,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:19,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 890 states and 1775 transitions. [2018-09-30 11:46:19,604 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1775 transitions. [2018-09-30 11:46:19,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:19,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:19,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:19,613 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:19,624 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:19,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:19,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 891 states and 1777 transitions. [2018-09-30 11:46:19,660 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1777 transitions. [2018-09-30 11:46:19,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:19,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:19,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:19,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:19,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:19,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:19,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1779 states to 892 states and 1779 transitions. [2018-09-30 11:46:19,715 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1779 transitions. [2018-09-30 11:46:19,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:19,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:19,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:19,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:19,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:19,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:19,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1781 states to 893 states and 1781 transitions. [2018-09-30 11:46:19,772 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1781 transitions. [2018-09-30 11:46:19,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:19,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:19,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:19,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:19,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:19,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:19,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 894 states and 1783 transitions. [2018-09-30 11:46:19,828 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1783 transitions. [2018-09-30 11:46:19,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:19,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:19,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:19,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:19,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:19,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:19,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1785 states to 895 states and 1785 transitions. [2018-09-30 11:46:19,885 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1785 transitions. [2018-09-30 11:46:19,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:19,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:19,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:19,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:19,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:19,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:19,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 896 states and 1787 transitions. [2018-09-30 11:46:19,941 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1787 transitions. [2018-09-30 11:46:19,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:19,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:19,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:19,948 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:19,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:20,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:20,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 897 states and 1789 transitions. [2018-09-30 11:46:20,008 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1789 transitions. [2018-09-30 11:46:20,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:20,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:20,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:20,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:20,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:20,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:20,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 898 states and 1791 transitions. [2018-09-30 11:46:20,064 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1791 transitions. [2018-09-30 11:46:20,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:20,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:20,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:20,069 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:20,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:20,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:20,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 899 states and 1793 transitions. [2018-09-30 11:46:20,116 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1793 transitions. [2018-09-30 11:46:20,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:20,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:20,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:20,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:20,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:20,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:20,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 900 states and 1795 transitions. [2018-09-30 11:46:20,168 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1795 transitions. [2018-09-30 11:46:20,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:20,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:20,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:20,173 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:20,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:20,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:20,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1797 states to 901 states and 1797 transitions. [2018-09-30 11:46:20,240 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1797 transitions. [2018-09-30 11:46:20,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:20,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:20,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:20,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:20,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:20,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:20,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 902 states and 1799 transitions. [2018-09-30 11:46:20,299 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1799 transitions. [2018-09-30 11:46:20,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:20,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:20,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:20,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:20,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:20,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:20,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1801 states to 903 states and 1801 transitions. [2018-09-30 11:46:20,435 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1801 transitions. [2018-09-30 11:46:20,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:20,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:20,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:20,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:20,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:20,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:20,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 904 states and 1803 transitions. [2018-09-30 11:46:20,511 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1803 transitions. [2018-09-30 11:46:20,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:20,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:20,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:20,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:20,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:20,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:20,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 905 states and 1805 transitions. [2018-09-30 11:46:20,559 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1805 transitions. [2018-09-30 11:46:20,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:20,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:20,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:20,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:20,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:20,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:20,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 906 states and 1807 transitions. [2018-09-30 11:46:20,618 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1807 transitions. [2018-09-30 11:46:20,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:20,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:20,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:20,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:20,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:20,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:20,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1809 states to 907 states and 1809 transitions. [2018-09-30 11:46:20,666 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1809 transitions. [2018-09-30 11:46:20,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:20,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:20,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:20,671 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:20,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:20,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:20,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 908 states and 1811 transitions. [2018-09-30 11:46:20,719 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1811 transitions. [2018-09-30 11:46:20,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:20,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:20,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:20,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:20,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:20,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:20,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 909 states and 1813 transitions. [2018-09-30 11:46:20,773 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1813 transitions. [2018-09-30 11:46:20,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:20,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:20,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:20,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:20,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:20,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:20,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 910 states and 1815 transitions. [2018-09-30 11:46:20,825 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1815 transitions. [2018-09-30 11:46:20,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:20,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:20,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:20,832 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:20,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:20,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:20,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 911 states and 1817 transitions. [2018-09-30 11:46:20,881 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1817 transitions. [2018-09-30 11:46:20,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:20,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:20,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:20,886 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:20,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:20,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:20,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 912 states and 1819 transitions. [2018-09-30 11:46:20,931 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1819 transitions. [2018-09-30 11:46:20,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:20,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:20,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:20,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:20,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:20,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:20,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 913 states and 1821 transitions. [2018-09-30 11:46:20,985 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1821 transitions. [2018-09-30 11:46:20,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:20,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:20,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:20,992 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:21,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:21,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:21,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1823 states to 914 states and 1823 transitions. [2018-09-30 11:46:21,037 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1823 transitions. [2018-09-30 11:46:21,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:21,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:21,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:21,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:21,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:21,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:21,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1825 states to 915 states and 1825 transitions. [2018-09-30 11:46:21,091 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1825 transitions. [2018-09-30 11:46:21,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:21,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:21,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:21,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:21,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:21,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:21,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1827 states to 916 states and 1827 transitions. [2018-09-30 11:46:21,145 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1827 transitions. [2018-09-30 11:46:21,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:21,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:21,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:21,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:21,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:21,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:21,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 917 states and 1829 transitions. [2018-09-30 11:46:21,197 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1829 transitions. [2018-09-30 11:46:21,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:21,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:21,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:21,203 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:21,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:21,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:21,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 918 states and 1831 transitions. [2018-09-30 11:46:21,251 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1831 transitions. [2018-09-30 11:46:21,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:21,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:21,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:21,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:21,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:21,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:21,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 919 states and 1833 transitions. [2018-09-30 11:46:21,304 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1833 transitions. [2018-09-30 11:46:21,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:21,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:21,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:21,309 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:21,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:21,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:21,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 920 states and 1835 transitions. [2018-09-30 11:46:21,358 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1835 transitions. [2018-09-30 11:46:21,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:21,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:21,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:21,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:21,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:21,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:21,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 921 states and 1837 transitions. [2018-09-30 11:46:21,411 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1837 transitions. [2018-09-30 11:46:21,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:21,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:21,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:21,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:21,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:21,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:21,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1839 states to 922 states and 1839 transitions. [2018-09-30 11:46:21,466 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1839 transitions. [2018-09-30 11:46:21,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:21,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:21,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:21,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:21,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:21,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:21,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 923 states and 1841 transitions. [2018-09-30 11:46:21,537 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1841 transitions. [2018-09-30 11:46:21,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:21,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:21,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:21,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:21,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:21,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:21,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1843 states to 924 states and 1843 transitions. [2018-09-30 11:46:21,601 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1843 transitions. [2018-09-30 11:46:21,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:21,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:21,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:21,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:21,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:21,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:21,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1845 states to 925 states and 1845 transitions. [2018-09-30 11:46:21,671 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1845 transitions. [2018-09-30 11:46:21,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:21,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:21,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:21,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:21,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:21,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:21,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 926 states and 1847 transitions. [2018-09-30 11:46:21,738 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1847 transitions. [2018-09-30 11:46:21,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:21,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:21,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:21,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:21,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:21,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:21,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 927 states and 1849 transitions. [2018-09-30 11:46:21,810 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1849 transitions. [2018-09-30 11:46:21,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:21,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:21,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:21,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:21,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:21,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:21,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1851 states to 928 states and 1851 transitions. [2018-09-30 11:46:21,878 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1851 transitions. [2018-09-30 11:46:21,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:21,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:21,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:21,883 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:21,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:21,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:21,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 929 states and 1853 transitions. [2018-09-30 11:46:21,948 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1853 transitions. [2018-09-30 11:46:21,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:21,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:21,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:21,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:21,961 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:22,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:22,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 930 states and 1855 transitions. [2018-09-30 11:46:22,017 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1855 transitions. [2018-09-30 11:46:22,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:22,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:22,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:22,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:22,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:22,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:22,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 931 states and 1857 transitions. [2018-09-30 11:46:22,075 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1857 transitions. [2018-09-30 11:46:22,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:22,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:22,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:22,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:22,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:22,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:22,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1859 states to 932 states and 1859 transitions. [2018-09-30 11:46:22,128 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1859 transitions. [2018-09-30 11:46:22,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:22,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:22,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:22,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:22,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:22,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:22,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 933 states and 1861 transitions. [2018-09-30 11:46:22,180 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1861 transitions. [2018-09-30 11:46:22,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:22,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:22,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:22,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:22,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:22,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:22,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 934 states and 1863 transitions. [2018-09-30 11:46:22,237 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1863 transitions. [2018-09-30 11:46:22,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:22,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:22,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:22,242 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:22,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:22,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:22,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 935 states and 1865 transitions. [2018-09-30 11:46:22,294 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1865 transitions. [2018-09-30 11:46:22,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:22,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:22,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:22,302 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:22,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:22,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:22,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 936 states and 1867 transitions. [2018-09-30 11:46:22,351 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1867 transitions. [2018-09-30 11:46:22,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:22,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:22,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:22,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:22,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:22,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:22,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 937 states and 1869 transitions. [2018-09-30 11:46:22,409 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1869 transitions. [2018-09-30 11:46:22,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:22,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:22,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:22,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:22,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:22,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:22,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 938 states and 1871 transitions. [2018-09-30 11:46:22,465 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1871 transitions. [2018-09-30 11:46:22,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:22,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:22,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:22,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:22,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:22,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:22,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 939 states and 1873 transitions. [2018-09-30 11:46:22,518 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1873 transitions. [2018-09-30 11:46:22,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:22,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:22,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:22,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:22,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:22,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:22,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 940 states and 1875 transitions. [2018-09-30 11:46:22,574 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1875 transitions. [2018-09-30 11:46:22,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:22,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:22,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:22,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:22,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:22,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:22,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 941 states and 1877 transitions. [2018-09-30 11:46:22,628 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1877 transitions. [2018-09-30 11:46:22,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:22,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:22,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:22,635 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:22,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:22,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:22,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 942 states and 1879 transitions. [2018-09-30 11:46:22,684 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1879 transitions. [2018-09-30 11:46:22,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:22,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:22,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:22,691 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:22,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:22,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:22,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1881 states to 943 states and 1881 transitions. [2018-09-30 11:46:22,739 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1881 transitions. [2018-09-30 11:46:22,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:22,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:22,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:22,744 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:22,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:22,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:22,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 944 states and 1883 transitions. [2018-09-30 11:46:22,797 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1883 transitions. [2018-09-30 11:46:22,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:22,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:22,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:22,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:22,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:22,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:22,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1885 states to 945 states and 1885 transitions. [2018-09-30 11:46:22,851 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1885 transitions. [2018-09-30 11:46:22,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:22,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:22,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:22,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:22,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:22,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:22,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 946 states and 1887 transitions. [2018-09-30 11:46:22,908 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1887 transitions. [2018-09-30 11:46:22,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:22,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:22,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:22,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:22,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:22,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:22,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 947 states and 1889 transitions. [2018-09-30 11:46:22,965 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1889 transitions. [2018-09-30 11:46:22,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:22,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:22,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:22,970 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:22,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:23,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:23,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1891 states to 948 states and 1891 transitions. [2018-09-30 11:46:23,020 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1891 transitions. [2018-09-30 11:46:23,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:23,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:23,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:23,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:23,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:23,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:23,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 949 states and 1893 transitions. [2018-09-30 11:46:23,079 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1893 transitions. [2018-09-30 11:46:23,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:23,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:23,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:23,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:23,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:23,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:23,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 950 states and 1895 transitions. [2018-09-30 11:46:23,136 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1895 transitions. [2018-09-30 11:46:23,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:23,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:23,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:23,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:23,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:23,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:23,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 951 states and 1897 transitions. [2018-09-30 11:46:23,193 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1897 transitions. [2018-09-30 11:46:23,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:23,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:23,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:23,200 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:23,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:23,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:23,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1899 states to 952 states and 1899 transitions. [2018-09-30 11:46:23,251 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1899 transitions. [2018-09-30 11:46:23,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:23,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:23,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:23,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:23,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:23,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:23,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1901 states to 953 states and 1901 transitions. [2018-09-30 11:46:23,309 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1901 transitions. [2018-09-30 11:46:23,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:23,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:23,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:23,317 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:23,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:23,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:23,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 954 states and 1903 transitions. [2018-09-30 11:46:23,364 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1903 transitions. [2018-09-30 11:46:23,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:23,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:23,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:23,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:23,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:23,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:23,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 955 states and 1905 transitions. [2018-09-30 11:46:23,422 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1905 transitions. [2018-09-30 11:46:23,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:23,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:23,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:23,428 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:23,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:23,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:23,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 956 states and 1907 transitions. [2018-09-30 11:46:23,479 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1907 transitions. [2018-09-30 11:46:23,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:23,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:23,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:23,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:23,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:23,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:23,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 957 states and 1909 transitions. [2018-09-30 11:46:23,534 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1909 transitions. [2018-09-30 11:46:23,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:23,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:23,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:23,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:23,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:23,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:23,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 958 states and 1911 transitions. [2018-09-30 11:46:23,590 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1911 transitions. [2018-09-30 11:46:23,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:23,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:23,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:23,598 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:23,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:23,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:23,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 959 states and 1913 transitions. [2018-09-30 11:46:23,646 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1913 transitions. [2018-09-30 11:46:23,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:23,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:23,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:23,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:23,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:23,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:23,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1915 states to 960 states and 1915 transitions. [2018-09-30 11:46:23,702 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1915 transitions. [2018-09-30 11:46:23,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:23,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:23,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:23,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:23,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:23,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:23,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 961 states and 1917 transitions. [2018-09-30 11:46:23,760 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1917 transitions. [2018-09-30 11:46:23,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:23,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:23,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:23,767 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:23,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:23,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:23,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 962 states and 1919 transitions. [2018-09-30 11:46:23,815 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1919 transitions. [2018-09-30 11:46:23,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:23,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:23,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:23,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:23,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:23,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:23,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 963 states and 1921 transitions. [2018-09-30 11:46:23,870 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1921 transitions. [2018-09-30 11:46:23,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:23,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:23,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:23,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:23,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:23,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:23,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1923 states to 964 states and 1923 transitions. [2018-09-30 11:46:23,927 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1923 transitions. [2018-09-30 11:46:23,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:23,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:23,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:23,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:23,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:23,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:23,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1925 states to 965 states and 1925 transitions. [2018-09-30 11:46:23,991 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1925 transitions. [2018-09-30 11:46:23,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:23,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:23,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:23,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:24,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:24,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:24,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 966 states and 1927 transitions. [2018-09-30 11:46:24,057 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1927 transitions. [2018-09-30 11:46:24,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:24,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:24,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:24,066 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:24,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:24,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:24,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 967 states and 1929 transitions. [2018-09-30 11:46:24,133 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1929 transitions. [2018-09-30 11:46:24,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:24,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:24,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:24,140 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:24,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:24,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:24,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 968 states and 1931 transitions. [2018-09-30 11:46:24,191 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1931 transitions. [2018-09-30 11:46:24,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:24,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:24,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:24,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:24,206 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:24,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:24,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 969 states and 1933 transitions. [2018-09-30 11:46:24,244 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1933 transitions. [2018-09-30 11:46:24,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:24,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:24,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:24,250 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:24,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:24,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:24,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 970 states and 1935 transitions. [2018-09-30 11:46:24,300 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1935 transitions. [2018-09-30 11:46:24,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:24,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:24,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:24,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:24,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:24,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:24,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1937 states to 971 states and 1937 transitions. [2018-09-30 11:46:24,353 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1937 transitions. [2018-09-30 11:46:24,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:24,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:24,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:24,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:24,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:24,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:24,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1939 states to 972 states and 1939 transitions. [2018-09-30 11:46:24,407 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1939 transitions. [2018-09-30 11:46:24,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:24,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:24,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:24,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:24,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:24,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:24,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 973 states and 1941 transitions. [2018-09-30 11:46:24,460 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1941 transitions. [2018-09-30 11:46:24,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:24,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:24,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:24,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:24,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:24,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:24,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 974 states and 1943 transitions. [2018-09-30 11:46:24,515 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1943 transitions. [2018-09-30 11:46:24,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:24,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:24,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:24,520 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:24,530 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:24,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:24,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 975 states and 1945 transitions. [2018-09-30 11:46:24,573 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1945 transitions. [2018-09-30 11:46:24,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:24,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:24,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:24,580 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:24,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:24,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:24,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1947 states to 976 states and 1947 transitions. [2018-09-30 11:46:24,628 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1947 transitions. [2018-09-30 11:46:24,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:24,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:24,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:24,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:24,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:24,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:24,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 977 states and 1949 transitions. [2018-09-30 11:46:24,681 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1949 transitions. [2018-09-30 11:46:24,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:24,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:24,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:24,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:24,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:24,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:24,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1951 states to 978 states and 1951 transitions. [2018-09-30 11:46:24,740 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1951 transitions. [2018-09-30 11:46:24,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:24,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:24,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:24,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:24,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:24,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:24,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1953 states to 979 states and 1953 transitions. [2018-09-30 11:46:24,795 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1953 transitions. [2018-09-30 11:46:24,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:24,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:24,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:24,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:24,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:24,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:24,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 980 states and 1955 transitions. [2018-09-30 11:46:24,853 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1955 transitions. [2018-09-30 11:46:24,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:24,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:24,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:24,861 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:24,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:24,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:24,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 981 states and 1957 transitions. [2018-09-30 11:46:24,909 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1957 transitions. [2018-09-30 11:46:24,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:24,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:24,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:24,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:24,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:24,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:24,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1959 states to 982 states and 1959 transitions. [2018-09-30 11:46:24,968 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1959 transitions. [2018-09-30 11:46:24,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:24,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:24,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:24,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:24,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:25,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:25,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 983 states and 1961 transitions. [2018-09-30 11:46:25,021 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1961 transitions. [2018-09-30 11:46:25,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:25,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:25,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:25,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:25,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:25,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:25,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 984 states and 1963 transitions. [2018-09-30 11:46:25,077 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1963 transitions. [2018-09-30 11:46:25,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:25,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:25,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:25,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:25,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:25,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:25,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 985 states and 1965 transitions. [2018-09-30 11:46:25,132 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1965 transitions. [2018-09-30 11:46:25,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:25,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:25,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:25,137 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:25,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:25,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:25,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1967 states to 986 states and 1967 transitions. [2018-09-30 11:46:25,188 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1967 transitions. [2018-09-30 11:46:25,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:25,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:25,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:25,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:25,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:25,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:25,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 987 states and 1969 transitions. [2018-09-30 11:46:25,244 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1969 transitions. [2018-09-30 11:46:25,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:25,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:25,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:25,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:25,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:25,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:25,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 988 states and 1971 transitions. [2018-09-30 11:46:25,302 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1971 transitions. [2018-09-30 11:46:25,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:25,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:25,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:25,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:25,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:25,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:25,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1973 states to 989 states and 1973 transitions. [2018-09-30 11:46:25,358 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1973 transitions. [2018-09-30 11:46:25,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:25,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:25,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:25,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:25,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:25,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:25,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 990 states and 1975 transitions. [2018-09-30 11:46:25,413 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1975 transitions. [2018-09-30 11:46:25,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:25,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:25,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:25,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:25,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:25,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:25,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1977 states to 991 states and 1977 transitions. [2018-09-30 11:46:25,472 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1977 transitions. [2018-09-30 11:46:25,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:25,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:25,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:25,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:25,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:25,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:25,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 992 states and 1979 transitions. [2018-09-30 11:46:25,530 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1979 transitions. [2018-09-30 11:46:25,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:25,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:25,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:25,537 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:25,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:25,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:25,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 993 states and 1981 transitions. [2018-09-30 11:46:25,588 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1981 transitions. [2018-09-30 11:46:25,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:25,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:25,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:25,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:25,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:25,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:25,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 994 states and 1983 transitions. [2018-09-30 11:46:25,643 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1983 transitions. [2018-09-30 11:46:25,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:25,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:25,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:25,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:25,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:25,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:25,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1985 states to 995 states and 1985 transitions. [2018-09-30 11:46:25,697 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1985 transitions. [2018-09-30 11:46:25,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:25,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:25,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:25,702 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:25,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:25,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:25,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1987 states to 996 states and 1987 transitions. [2018-09-30 11:46:25,753 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1987 transitions. [2018-09-30 11:46:25,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:25,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:25,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:25,758 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:25,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:25,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:25,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 997 states and 1989 transitions. [2018-09-30 11:46:25,807 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1989 transitions. [2018-09-30 11:46:25,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:25,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:25,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:25,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:25,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:25,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:25,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 998 states and 1991 transitions. [2018-09-30 11:46:25,865 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1991 transitions. [2018-09-30 11:46:25,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:25,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:25,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:25,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:25,880 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:25,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:25,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1993 states to 999 states and 1993 transitions. [2018-09-30 11:46:25,922 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1993 transitions. [2018-09-30 11:46:25,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:25,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:25,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:25,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:25,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:25,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:25,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1000 states and 1995 transitions. [2018-09-30 11:46:25,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1995 transitions. [2018-09-30 11:46:25,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:25,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:25,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:25,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:25,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:26,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:26,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 1001 states and 1997 transitions. [2018-09-30 11:46:26,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1997 transitions. [2018-09-30 11:46:26,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:26,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:26,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:26,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:26,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:26,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:26,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1002 states and 1999 transitions. [2018-09-30 11:46:26,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1999 transitions. [2018-09-30 11:46:26,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:26,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:26,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:26,100 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:26,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:26,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:26,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 1003 states and 2001 transitions. [2018-09-30 11:46:26,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 2001 transitions. [2018-09-30 11:46:26,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:26,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:26,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:26,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:26,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:26,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:26,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 1004 states and 2003 transitions. [2018-09-30 11:46:26,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 2003 transitions. [2018-09-30 11:46:26,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:26,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:26,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:26,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:26,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:26,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:26,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2005 states to 1005 states and 2005 transitions. [2018-09-30 11:46:26,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 2005 transitions. [2018-09-30 11:46:26,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:26,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:26,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:26,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:26,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:26,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:26,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2007 states to 1006 states and 2007 transitions. [2018-09-30 11:46:26,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 2007 transitions. [2018-09-30 11:46:26,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:26,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:26,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:26,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:26,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:26,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 1007 states and 2009 transitions. [2018-09-30 11:46:26,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 2009 transitions. [2018-09-30 11:46:26,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:26,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:26,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:26,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:26,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:26,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:26,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2011 states to 1008 states and 2011 transitions. [2018-09-30 11:46:26,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 2011 transitions. [2018-09-30 11:46:26,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:26,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:26,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:26,445 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:26,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:26,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:26,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 1009 states and 2013 transitions. [2018-09-30 11:46:26,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 2013 transitions. [2018-09-30 11:46:26,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:26,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:26,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:26,501 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:26,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:26,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:26,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2015 states to 1010 states and 2015 transitions. [2018-09-30 11:46:26,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 2015 transitions. [2018-09-30 11:46:26,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:26,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:26,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:26,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:26,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:26,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:26,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 1011 states and 2017 transitions. [2018-09-30 11:46:26,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 2017 transitions. [2018-09-30 11:46:26,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:26,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:26,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:26,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:26,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:26,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:26,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2019 states to 1012 states and 2019 transitions. [2018-09-30 11:46:26,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 2019 transitions. [2018-09-30 11:46:26,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:26,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:26,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:26,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:26,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:26,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:26,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2021 states to 1013 states and 2021 transitions. [2018-09-30 11:46:26,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 2021 transitions. [2018-09-30 11:46:26,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:26,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:26,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:26,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:26,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:26,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:26,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2023 states to 1014 states and 2023 transitions. [2018-09-30 11:46:26,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 2023 transitions. [2018-09-30 11:46:26,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:26,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:26,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:26,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:26,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:26,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:26,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 1015 states and 2025 transitions. [2018-09-30 11:46:26,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 2025 transitions. [2018-09-30 11:46:26,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:26,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:26,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:26,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:26,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:26,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:26,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2027 states to 1016 states and 2027 transitions. [2018-09-30 11:46:26,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 2027 transitions. [2018-09-30 11:46:26,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:26,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:26,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:26,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:26,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:27,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:27,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 1017 states and 2029 transitions. [2018-09-30 11:46:27,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 2029 transitions. [2018-09-30 11:46:27,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:27,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:27,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:27,012 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:27,019 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:27,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:27,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 1018 states and 2031 transitions. [2018-09-30 11:46:27,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 2031 transitions. [2018-09-30 11:46:27,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:27,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:27,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:27,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:27,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:27,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:27,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2033 states to 1019 states and 2033 transitions. [2018-09-30 11:46:27,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 2033 transitions. [2018-09-30 11:46:27,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:27,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:27,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:27,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:27,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:27,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:27,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 1020 states and 2035 transitions. [2018-09-30 11:46:27,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 2035 transitions. [2018-09-30 11:46:27,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:27,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:27,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:27,202 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:27,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:27,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:27,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 1021 states and 2037 transitions. [2018-09-30 11:46:27,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 2037 transitions. [2018-09-30 11:46:27,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:27,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:27,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:27,260 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:27,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:27,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:27,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2039 states to 1022 states and 2039 transitions. [2018-09-30 11:46:27,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 2039 transitions. [2018-09-30 11:46:27,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:27,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:27,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:27,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:27,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:27,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:27,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 1023 states and 2041 transitions. [2018-09-30 11:46:27,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 2041 transitions. [2018-09-30 11:46:27,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:27,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:27,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:27,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:27,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:27,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2043 states to 1024 states and 2043 transitions. [2018-09-30 11:46:27,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 2043 transitions. [2018-09-30 11:46:27,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:27,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:27,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:27,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:27,443 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:27,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:27,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 1025 states and 2045 transitions. [2018-09-30 11:46:27,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 2045 transitions. [2018-09-30 11:46:27,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:27,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:27,490 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:27,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:27,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:27,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2047 states to 1026 states and 2047 transitions. [2018-09-30 11:46:27,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 2047 transitions. [2018-09-30 11:46:27,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:27,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:27,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:27,547 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:27,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:27,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:27,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 1027 states and 2049 transitions. [2018-09-30 11:46:27,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 2049 transitions. [2018-09-30 11:46:27,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:27,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:27,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:27,607 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:27,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:27,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:27,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 1028 states and 2051 transitions. [2018-09-30 11:46:27,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 2051 transitions. [2018-09-30 11:46:27,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:27,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:27,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:27,667 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:27,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:27,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:27,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 1029 states and 2053 transitions. [2018-09-30 11:46:27,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 2053 transitions. [2018-09-30 11:46:27,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:27,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:27,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:27,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:27,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:27,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:27,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2055 states to 1030 states and 2055 transitions. [2018-09-30 11:46:27,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 2055 transitions. [2018-09-30 11:46:27,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:27,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:27,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:27,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:27,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:27,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:27,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2057 states to 1031 states and 2057 transitions. [2018-09-30 11:46:27,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 2057 transitions. [2018-09-30 11:46:27,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:27,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:27,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:27,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:27,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:27,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:27,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 1032 states and 2059 transitions. [2018-09-30 11:46:27,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 2059 transitions. [2018-09-30 11:46:27,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:27,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:27,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:27,914 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:27,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:27,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:27,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 1033 states and 2061 transitions. [2018-09-30 11:46:27,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 2061 transitions. [2018-09-30 11:46:27,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:27,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:27,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:27,976 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:27,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:28,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:28,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 1034 states and 2063 transitions. [2018-09-30 11:46:28,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 2063 transitions. [2018-09-30 11:46:28,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:28,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:28,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:28,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:28,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:28,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:28,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2065 states to 1035 states and 2065 transitions. [2018-09-30 11:46:28,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 2065 transitions. [2018-09-30 11:46:28,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:28,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:28,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:28,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:28,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:28,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:28,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2067 states to 1036 states and 2067 transitions. [2018-09-30 11:46:28,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 2067 transitions. [2018-09-30 11:46:28,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:28,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:28,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:28,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:28,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:28,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:28,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2069 states to 1037 states and 2069 transitions. [2018-09-30 11:46:28,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 2069 transitions. [2018-09-30 11:46:28,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:28,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:28,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:28,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:28,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:28,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:28,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2071 states to 1038 states and 2071 transitions. [2018-09-30 11:46:28,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 2071 transitions. [2018-09-30 11:46:28,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:28,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:28,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:28,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:28,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:28,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:28,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 1039 states and 2073 transitions. [2018-09-30 11:46:28,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 2073 transitions. [2018-09-30 11:46:28,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:28,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:28,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:28,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:28,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:28,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:28,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2075 states to 1040 states and 2075 transitions. [2018-09-30 11:46:28,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 2075 transitions. [2018-09-30 11:46:28,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:28,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:28,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:28,375 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:28,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:28,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:28,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 1041 states and 2077 transitions. [2018-09-30 11:46:28,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 2077 transitions. [2018-09-30 11:46:28,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:28,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:28,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:28,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:28,438 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:28,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:28,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2079 states to 1042 states and 2079 transitions. [2018-09-30 11:46:28,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 2079 transitions. [2018-09-30 11:46:28,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:28,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:28,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:28,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:28,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:28,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:28,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 1043 states and 2081 transitions. [2018-09-30 11:46:28,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 2081 transitions. [2018-09-30 11:46:28,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:28,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:28,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:28,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:28,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:28,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:28,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 1044 states and 2083 transitions. [2018-09-30 11:46:28,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 2083 transitions. [2018-09-30 11:46:28,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:28,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:28,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:28,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:28,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:28,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:28,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2085 states to 1045 states and 2085 transitions. [2018-09-30 11:46:28,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 2085 transitions. [2018-09-30 11:46:28,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:28,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:28,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:28,711 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:28,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:28,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:28,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 1046 states and 2087 transitions. [2018-09-30 11:46:28,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 2087 transitions. [2018-09-30 11:46:28,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:28,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:28,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:28,770 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:28,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:28,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:28,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 1047 states and 2089 transitions. [2018-09-30 11:46:28,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 2089 transitions. [2018-09-30 11:46:28,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:28,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:28,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:28,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:28,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:28,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:28,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2091 states to 1048 states and 2091 transitions. [2018-09-30 11:46:28,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 2091 transitions. [2018-09-30 11:46:28,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:28,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:28,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:28,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:28,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:28,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:28,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2093 states to 1049 states and 2093 transitions. [2018-09-30 11:46:28,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 2093 transitions. [2018-09-30 11:46:28,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:28,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:28,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:28,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:28,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:28,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:28,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 1050 states and 2095 transitions. [2018-09-30 11:46:28,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 2095 transitions. [2018-09-30 11:46:28,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:28,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:28,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:28,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:29,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:29,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:29,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2097 states to 1051 states and 2097 transitions. [2018-09-30 11:46:29,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 2097 transitions. [2018-09-30 11:46:29,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:29,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:29,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:29,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:29,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:29,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:29,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 1052 states and 2099 transitions. [2018-09-30 11:46:29,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 2099 transitions. [2018-09-30 11:46:29,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:29,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:29,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:29,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:29,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:29,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:29,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 1053 states and 2101 transitions. [2018-09-30 11:46:29,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 2101 transitions. [2018-09-30 11:46:29,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:29,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:29,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:29,170 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:29,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:29,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:29,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2103 states to 1054 states and 2103 transitions. [2018-09-30 11:46:29,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 2103 transitions. [2018-09-30 11:46:29,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:29,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:29,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:29,227 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:29,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:29,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:29,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2105 states to 1055 states and 2105 transitions. [2018-09-30 11:46:29,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 2105 transitions. [2018-09-30 11:46:29,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:29,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:29,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:29,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:29,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:29,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:29,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2107 states to 1056 states and 2107 transitions. [2018-09-30 11:46:29,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 2107 transitions. [2018-09-30 11:46:29,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:29,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:29,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:29,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:29,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:29,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:29,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 1057 states and 2109 transitions. [2018-09-30 11:46:29,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 2109 transitions. [2018-09-30 11:46:29,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:29,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:29,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:29,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:29,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:29,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:29,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2111 states to 1058 states and 2111 transitions. [2018-09-30 11:46:29,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 2111 transitions. [2018-09-30 11:46:29,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:29,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:29,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:29,459 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:29,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:29,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:29,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 1059 states and 2113 transitions. [2018-09-30 11:46:29,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 2113 transitions. [2018-09-30 11:46:29,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:29,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:29,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:29,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:29,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:29,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:29,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 1060 states and 2115 transitions. [2018-09-30 11:46:29,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 2115 transitions. [2018-09-30 11:46:29,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:29,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:29,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:29,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:29,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:29,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:29,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 1061 states and 2117 transitions. [2018-09-30 11:46:29,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 2117 transitions. [2018-09-30 11:46:29,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:29,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:29,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:29,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:29,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:29,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:29,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2119 states to 1062 states and 2119 transitions. [2018-09-30 11:46:29,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 2119 transitions. [2018-09-30 11:46:29,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:29,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:29,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:29,705 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:29,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:29,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:29,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 1063 states and 2121 transitions. [2018-09-30 11:46:29,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 2121 transitions. [2018-09-30 11:46:29,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:29,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:29,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:29,771 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:29,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:29,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2123 states to 1064 states and 2123 transitions. [2018-09-30 11:46:29,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 2123 transitions. [2018-09-30 11:46:29,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:29,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:29,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:29,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:29,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:29,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:29,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 1065 states and 2125 transitions. [2018-09-30 11:46:29,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 2125 transitions. [2018-09-30 11:46:29,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:29,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:29,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:29,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:29,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:29,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:29,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2127 states to 1066 states and 2127 transitions. [2018-09-30 11:46:29,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 2127 transitions. [2018-09-30 11:46:29,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:29,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:29,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:29,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:29,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:29,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:29,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 1067 states and 2129 transitions. [2018-09-30 11:46:29,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 2129 transitions. [2018-09-30 11:46:29,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:29,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:29,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:29,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:30,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:30,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:30,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 1068 states and 2131 transitions. [2018-09-30 11:46:30,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 2131 transitions. [2018-09-30 11:46:30,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:30,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:30,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:30,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:30,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:30,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:30,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 1069 states and 2133 transitions. [2018-09-30 11:46:30,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 2133 transitions. [2018-09-30 11:46:30,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:30,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:30,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:30,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:30,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:30,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:30,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 1070 states and 2135 transitions. [2018-09-30 11:46:30,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 2135 transitions. [2018-09-30 11:46:30,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:30,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:30,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:30,580 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:30,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:30,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:30,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 1071 states and 2137 transitions. [2018-09-30 11:46:30,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 2137 transitions. [2018-09-30 11:46:30,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:30,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:30,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:30,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:30,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:30,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:30,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 1072 states and 2139 transitions. [2018-09-30 11:46:30,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 2139 transitions. [2018-09-30 11:46:30,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:30,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:30,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:30,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:30,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:30,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:30,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2141 states to 1073 states and 2141 transitions. [2018-09-30 11:46:30,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 2141 transitions. [2018-09-30 11:46:30,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:30,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:30,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:30,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:30,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:30,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:30,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2143 states to 1074 states and 2143 transitions. [2018-09-30 11:46:30,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 2143 transitions. [2018-09-30 11:46:30,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:30,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:30,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:30,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:30,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:30,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:30,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 1075 states and 2145 transitions. [2018-09-30 11:46:30,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 2145 transitions. [2018-09-30 11:46:30,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:30,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:30,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:30,877 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:30,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:30,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:30,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 1076 states and 2147 transitions. [2018-09-30 11:46:30,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 2147 transitions. [2018-09-30 11:46:30,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:30,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:30,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:30,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:30,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:30,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:30,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 1077 states and 2149 transitions. [2018-09-30 11:46:30,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 2149 transitions. [2018-09-30 11:46:30,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:30,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:30,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:30,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:31,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:31,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:31,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 1078 states and 2151 transitions. [2018-09-30 11:46:31,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 2151 transitions. [2018-09-30 11:46:31,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:31,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:31,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:31,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:31,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:31,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2153 states to 1079 states and 2153 transitions. [2018-09-30 11:46:31,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 2153 transitions. [2018-09-30 11:46:31,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:31,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:31,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:31,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:31,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:31,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:31,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 1080 states and 2155 transitions. [2018-09-30 11:46:31,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 2155 transitions. [2018-09-30 11:46:31,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:31,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:31,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:31,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:31,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:31,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:31,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 1081 states and 2157 transitions. [2018-09-30 11:46:31,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 2157 transitions. [2018-09-30 11:46:31,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:31,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:31,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:31,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:31,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:31,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:31,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1082 states and 2159 transitions. [2018-09-30 11:46:31,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 2159 transitions. [2018-09-30 11:46:31,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:31,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:31,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:31,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:31,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:31,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:31,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2161 states to 1083 states and 2161 transitions. [2018-09-30 11:46:31,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 2161 transitions. [2018-09-30 11:46:31,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:31,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:31,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:31,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:31,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:31,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:31,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 1084 states and 2163 transitions. [2018-09-30 11:46:31,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 2163 transitions. [2018-09-30 11:46:31,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:31,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:31,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:31,524 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:31,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:31,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:31,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1085 states and 2165 transitions. [2018-09-30 11:46:31,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 2165 transitions. [2018-09-30 11:46:31,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:31,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:31,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:31,580 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:31,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:31,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:31,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 1086 states and 2167 transitions. [2018-09-30 11:46:31,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 2167 transitions. [2018-09-30 11:46:31,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:31,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:31,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:31,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:31,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:31,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:31,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2169 states to 1087 states and 2169 transitions. [2018-09-30 11:46:31,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 2169 transitions. [2018-09-30 11:46:31,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:31,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:31,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:31,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:31,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:31,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:31,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 1088 states and 2171 transitions. [2018-09-30 11:46:31,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 2171 transitions. [2018-09-30 11:46:31,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:31,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:31,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:31,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:31,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:31,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:31,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 1089 states and 2173 transitions. [2018-09-30 11:46:31,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 2173 transitions. [2018-09-30 11:46:31,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:31,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:31,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:31,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:31,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:31,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 1090 states and 2175 transitions. [2018-09-30 11:46:31,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 2175 transitions. [2018-09-30 11:46:31,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:31,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:31,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:31,908 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:31,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:31,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:31,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 1091 states and 2177 transitions. [2018-09-30 11:46:31,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 2177 transitions. [2018-09-30 11:46:31,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:31,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:31,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:31,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:32,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:32,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:32,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2179 states to 1092 states and 2179 transitions. [2018-09-30 11:46:32,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 2179 transitions. [2018-09-30 11:46:32,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:32,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:32,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:32,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:32,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:32,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 1093 states and 2181 transitions. [2018-09-30 11:46:32,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 2181 transitions. [2018-09-30 11:46:32,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:32,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:32,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:32,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:32,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:32,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:32,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2183 states to 1094 states and 2183 transitions. [2018-09-30 11:46:32,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 2183 transitions. [2018-09-30 11:46:32,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:32,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:32,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:32,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:32,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:32,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:32,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 1095 states and 2185 transitions. [2018-09-30 11:46:32,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 2185 transitions. [2018-09-30 11:46:32,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:32,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:32,323 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:32,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:32,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:32,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 1096 states and 2187 transitions. [2018-09-30 11:46:32,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 2187 transitions. [2018-09-30 11:46:32,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:32,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:32,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:32,380 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:32,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:32,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:32,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 1097 states and 2189 transitions. [2018-09-30 11:46:32,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 2189 transitions. [2018-09-30 11:46:32,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:32,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:32,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:32,445 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:32,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:32,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:32,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1098 states and 2191 transitions. [2018-09-30 11:46:32,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 2191 transitions. [2018-09-30 11:46:32,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:32,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:32,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:32,506 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:32,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:32,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:32,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1099 states and 2193 transitions. [2018-09-30 11:46:32,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 2193 transitions. [2018-09-30 11:46:32,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:32,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:32,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:32,576 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:32,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:32,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:32,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1100 states and 2195 transitions. [2018-09-30 11:46:32,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 2195 transitions. [2018-09-30 11:46:32,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:32,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:32,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:32,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:32,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:32,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:32,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 1101 states and 2197 transitions. [2018-09-30 11:46:32,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 2197 transitions. [2018-09-30 11:46:32,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:32,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:32,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:32,719 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:32,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:32,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:32,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2199 states to 1102 states and 2199 transitions. [2018-09-30 11:46:32,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 2199 transitions. [2018-09-30 11:46:32,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:32,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:32,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:32,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:32,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:32,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:32,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1103 states and 2201 transitions. [2018-09-30 11:46:32,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 2201 transitions. [2018-09-30 11:46:32,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:32,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:32,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:32,832 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:32,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:32,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:32,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 1104 states and 2203 transitions. [2018-09-30 11:46:32,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 2203 transitions. [2018-09-30 11:46:32,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:32,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:32,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:32,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:32,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:32,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:32,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2205 states to 1105 states and 2205 transitions. [2018-09-30 11:46:32,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 2205 transitions. [2018-09-30 11:46:32,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:32,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:32,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:32,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:32,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:33,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:33,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1106 states and 2207 transitions. [2018-09-30 11:46:33,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 2207 transitions. [2018-09-30 11:46:33,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:33,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:33,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:33,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:33,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:33,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:33,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2209 states to 1107 states and 2209 transitions. [2018-09-30 11:46:33,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 2209 transitions. [2018-09-30 11:46:33,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:33,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:33,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:33,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:33,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:33,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:33,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 1108 states and 2211 transitions. [2018-09-30 11:46:33,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 2211 transitions. [2018-09-30 11:46:33,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:33,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:33,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:33,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:33,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:33,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:33,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 1109 states and 2213 transitions. [2018-09-30 11:46:33,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2213 transitions. [2018-09-30 11:46:33,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:33,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:33,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:33,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:33,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:33,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:33,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 1110 states and 2215 transitions. [2018-09-30 11:46:33,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 2215 transitions. [2018-09-30 11:46:33,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:33,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:33,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:33,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:33,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:33,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:33,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1111 states and 2217 transitions. [2018-09-30 11:46:33,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 2217 transitions. [2018-09-30 11:46:33,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:33,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:33,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:33,335 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:33,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:33,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:33,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1112 states and 2219 transitions. [2018-09-30 11:46:33,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 2219 transitions. [2018-09-30 11:46:33,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:33,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:33,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:33,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:33,407 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:33,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:33,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1113 states and 2221 transitions. [2018-09-30 11:46:33,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 2221 transitions. [2018-09-30 11:46:33,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:33,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:33,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:33,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:33,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:33,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:33,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1114 states and 2223 transitions. [2018-09-30 11:46:33,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 2223 transitions. [2018-09-30 11:46:33,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:33,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:33,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:33,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:33,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:33,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:33,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 1115 states and 2225 transitions. [2018-09-30 11:46:33,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 2225 transitions. [2018-09-30 11:46:33,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:33,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:33,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:33,576 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:33,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:33,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:33,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2227 states to 1116 states and 2227 transitions. [2018-09-30 11:46:33,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 2227 transitions. [2018-09-30 11:46:33,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:33,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:33,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:33,635 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:33,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:33,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:33,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 1117 states and 2229 transitions. [2018-09-30 11:46:33,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 2229 transitions. [2018-09-30 11:46:33,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:33,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:33,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:33,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:33,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:33,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:33,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2231 states to 1118 states and 2231 transitions. [2018-09-30 11:46:33,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 2231 transitions. [2018-09-30 11:46:33,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:33,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:33,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:33,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:33,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:33,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:33,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2233 states to 1119 states and 2233 transitions. [2018-09-30 11:46:33,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 2233 transitions. [2018-09-30 11:46:33,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:33,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:33,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:33,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:33,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:33,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:33,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 1120 states and 2235 transitions. [2018-09-30 11:46:33,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 2235 transitions. [2018-09-30 11:46:33,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:33,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:33,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:33,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:33,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:33,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:33,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2237 states to 1121 states and 2237 transitions. [2018-09-30 11:46:33,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 2237 transitions. [2018-09-30 11:46:33,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:33,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:33,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:33,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:33,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:33,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:33,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2239 states to 1122 states and 2239 transitions. [2018-09-30 11:46:33,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 2239 transitions. [2018-09-30 11:46:33,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:33,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:33,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:33,993 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:34,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:34,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:34,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 1123 states and 2241 transitions. [2018-09-30 11:46:34,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 2241 transitions. [2018-09-30 11:46:34,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:34,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:34,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:34,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:34,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:34,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:34,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2243 states to 1124 states and 2243 transitions. [2018-09-30 11:46:34,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 2243 transitions. [2018-09-30 11:46:34,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:34,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:34,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:34,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:34,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:34,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:34,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2245 states to 1125 states and 2245 transitions. [2018-09-30 11:46:34,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 2245 transitions. [2018-09-30 11:46:34,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:34,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:34,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:34,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:34,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:34,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:34,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2247 states to 1126 states and 2247 transitions. [2018-09-30 11:46:34,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2247 transitions. [2018-09-30 11:46:34,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:34,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:34,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:34,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:34,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:34,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:34,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1127 states and 2249 transitions. [2018-09-30 11:46:34,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2249 transitions. [2018-09-30 11:46:34,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:34,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:34,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:34,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:34,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:34,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:34,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2251 states to 1128 states and 2251 transitions. [2018-09-30 11:46:34,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 2251 transitions. [2018-09-30 11:46:34,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:34,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:34,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:34,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:34,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:34,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:34,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 1129 states and 2253 transitions. [2018-09-30 11:46:34,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 2253 transitions. [2018-09-30 11:46:34,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:34,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:34,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:34,414 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:34,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:34,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:34,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 1130 states and 2255 transitions. [2018-09-30 11:46:34,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 2255 transitions. [2018-09-30 11:46:34,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:34,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:34,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:34,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:34,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:34,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:34,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 1131 states and 2257 transitions. [2018-09-30 11:46:34,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 2257 transitions. [2018-09-30 11:46:34,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:34,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:34,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:34,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:34,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:34,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 1132 states and 2259 transitions. [2018-09-30 11:46:34,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 2259 transitions. [2018-09-30 11:46:34,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:34,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:34,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:34,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:34,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:34,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:34,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 1133 states and 2261 transitions. [2018-09-30 11:46:34,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 2261 transitions. [2018-09-30 11:46:34,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:34,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:34,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:34,757 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:34,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:34,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:34,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2263 states to 1134 states and 2263 transitions. [2018-09-30 11:46:34,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 2263 transitions. [2018-09-30 11:46:34,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:34,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:34,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:34,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:34,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:34,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:34,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2265 states to 1135 states and 2265 transitions. [2018-09-30 11:46:34,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 2265 transitions. [2018-09-30 11:46:34,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:34,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:34,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:34,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:34,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:34,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:34,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2267 states to 1136 states and 2267 transitions. [2018-09-30 11:46:34,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 2267 transitions. [2018-09-30 11:46:34,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:34,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:34,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:34,930 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:34,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:34,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:34,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2269 states to 1137 states and 2269 transitions. [2018-09-30 11:46:34,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2269 transitions. [2018-09-30 11:46:34,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:34,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:34,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:34,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:34,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:35,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:35,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2271 states to 1138 states and 2271 transitions. [2018-09-30 11:46:35,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 2271 transitions. [2018-09-30 11:46:35,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:35,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:35,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:35,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:35,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:35,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:35,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2273 states to 1139 states and 2273 transitions. [2018-09-30 11:46:35,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 2273 transitions. [2018-09-30 11:46:35,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:35,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:35,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:35,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:35,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:35,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:35,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2275 states to 1140 states and 2275 transitions. [2018-09-30 11:46:35,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 2275 transitions. [2018-09-30 11:46:35,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:35,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:35,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:35,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:35,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:35,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:35,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 1141 states and 2277 transitions. [2018-09-30 11:46:35,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2277 transitions. [2018-09-30 11:46:35,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:35,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:35,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:35,239 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:35,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:35,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:35,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2279 states to 1142 states and 2279 transitions. [2018-09-30 11:46:35,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 2279 transitions. [2018-09-30 11:46:35,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:35,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:35,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:35,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:35,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:35,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:35,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2281 states to 1143 states and 2281 transitions. [2018-09-30 11:46:35,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2281 transitions. [2018-09-30 11:46:35,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:35,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:35,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:35,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:35,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:35,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:35,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2283 states to 1144 states and 2283 transitions. [2018-09-30 11:46:35,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 2283 transitions. [2018-09-30 11:46:35,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:35,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:35,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:35,419 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:35,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:35,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:35,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2285 states to 1145 states and 2285 transitions. [2018-09-30 11:46:35,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 2285 transitions. [2018-09-30 11:46:35,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:35,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:35,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:35,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:35,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:35,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:35,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2287 states to 1146 states and 2287 transitions. [2018-09-30 11:46:35,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 2287 transitions. [2018-09-30 11:46:35,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:35,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:35,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:35,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:35,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:35,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:35,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2289 states to 1147 states and 2289 transitions. [2018-09-30 11:46:35,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 2289 transitions. [2018-09-30 11:46:35,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:35,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:35,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:35,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:35,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:35,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:35,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 1148 states and 2291 transitions. [2018-09-30 11:46:35,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 2291 transitions. [2018-09-30 11:46:35,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:35,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:35,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:35,671 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:35,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:35,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:35,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2293 states to 1149 states and 2293 transitions. [2018-09-30 11:46:35,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 2293 transitions. [2018-09-30 11:46:35,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:35,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:35,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:35,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:35,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:35,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:35,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2295 states to 1150 states and 2295 transitions. [2018-09-30 11:46:35,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 2295 transitions. [2018-09-30 11:46:35,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:35,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:35,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:35,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:35,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:35,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:35,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2297 states to 1151 states and 2297 transitions. [2018-09-30 11:46:35,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 2297 transitions. [2018-09-30 11:46:35,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:35,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:35,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:35,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:35,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:35,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:35,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2299 states to 1152 states and 2299 transitions. [2018-09-30 11:46:35,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 2299 transitions. [2018-09-30 11:46:35,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:35,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:35,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:35,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:35,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:35,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:35,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2301 states to 1153 states and 2301 transitions. [2018-09-30 11:46:35,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 2301 transitions. [2018-09-30 11:46:35,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:35,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:35,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:35,976 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:35,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:36,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:36,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 1154 states and 2303 transitions. [2018-09-30 11:46:36,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 2303 transitions. [2018-09-30 11:46:36,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:36,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:36,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:36,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:36,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:36,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:36,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2305 states to 1155 states and 2305 transitions. [2018-09-30 11:46:36,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 2305 transitions. [2018-09-30 11:46:36,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:36,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:36,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:36,100 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:36,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:36,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:36,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 1156 states and 2307 transitions. [2018-09-30 11:46:36,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2307 transitions. [2018-09-30 11:46:36,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:36,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:36,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:36,161 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:36,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:36,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:36,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2309 states to 1157 states and 2309 transitions. [2018-09-30 11:46:36,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 2309 transitions. [2018-09-30 11:46:36,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:36,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:36,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:36,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:36,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:36,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:36,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2311 states to 1158 states and 2311 transitions. [2018-09-30 11:46:36,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2311 transitions. [2018-09-30 11:46:36,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:36,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:36,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:36,285 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:36,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:36,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:36,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2313 states to 1159 states and 2313 transitions. [2018-09-30 11:46:36,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 2313 transitions. [2018-09-30 11:46:36,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:36,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:36,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:36,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:36,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:36,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:36,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 1160 states and 2315 transitions. [2018-09-30 11:46:36,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 2315 transitions. [2018-09-30 11:46:36,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:36,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:36,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:36,406 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:36,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:36,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:36,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2317 states to 1161 states and 2317 transitions. [2018-09-30 11:46:36,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 2317 transitions. [2018-09-30 11:46:36,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:36,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:36,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:36,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:36,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:36,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:36,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2319 states to 1162 states and 2319 transitions. [2018-09-30 11:46:36,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 2319 transitions. [2018-09-30 11:46:36,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:36,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:36,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:36,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:36,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:36,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:36,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 1163 states and 2321 transitions. [2018-09-30 11:46:36,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 2321 transitions. [2018-09-30 11:46:36,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:36,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:36,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:36,596 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:36,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:36,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:36,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 1164 states and 2323 transitions. [2018-09-30 11:46:36,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 2323 transitions. [2018-09-30 11:46:36,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:36,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:36,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:36,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:36,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:36,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:36,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 1165 states and 2325 transitions. [2018-09-30 11:46:36,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 2325 transitions. [2018-09-30 11:46:36,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:36,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:36,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:36,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:36,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:36,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:36,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 1166 states and 2327 transitions. [2018-09-30 11:46:36,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 2327 transitions. [2018-09-30 11:46:36,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:36,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:36,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:36,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:36,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:36,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:36,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2329 states to 1167 states and 2329 transitions. [2018-09-30 11:46:36,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 2329 transitions. [2018-09-30 11:46:36,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:36,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:36,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:36,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:36,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:36,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 1168 states and 2331 transitions. [2018-09-30 11:46:36,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 2331 transitions. [2018-09-30 11:46:36,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:36,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:36,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:36,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:36,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:36,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 1169 states and 2333 transitions. [2018-09-30 11:46:36,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 2333 transitions. [2018-09-30 11:46:36,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:36,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:36,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:36,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:37,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:37,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:37,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2335 states to 1170 states and 2335 transitions. [2018-09-30 11:46:37,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 2335 transitions. [2018-09-30 11:46:37,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:37,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:37,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:37,078 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:37,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:37,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:37,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 1171 states and 2337 transitions. [2018-09-30 11:46:37,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 2337 transitions. [2018-09-30 11:46:37,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:37,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:37,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:37,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:37,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:37,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:37,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 1172 states and 2339 transitions. [2018-09-30 11:46:37,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 2339 transitions. [2018-09-30 11:46:37,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:37,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:37,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:37,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:37,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:37,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:37,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 1173 states and 2341 transitions. [2018-09-30 11:46:37,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 2341 transitions. [2018-09-30 11:46:37,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:37,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:37,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:37,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:37,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:37,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:37,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2343 states to 1174 states and 2343 transitions. [2018-09-30 11:46:37,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 2343 transitions. [2018-09-30 11:46:37,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:37,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:37,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:37,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:37,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:37,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:37,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 1175 states and 2345 transitions. [2018-09-30 11:46:37,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 2345 transitions. [2018-09-30 11:46:37,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:37,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:37,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:37,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:37,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:37,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:37,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2347 states to 1176 states and 2347 transitions. [2018-09-30 11:46:37,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 2347 transitions. [2018-09-30 11:46:37,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:37,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:37,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:37,472 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:37,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:37,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:37,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 1177 states and 2349 transitions. [2018-09-30 11:46:37,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 2349 transitions. [2018-09-30 11:46:37,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:37,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:37,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:37,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:37,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:37,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:37,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2351 states to 1178 states and 2351 transitions. [2018-09-30 11:46:37,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 2351 transitions. [2018-09-30 11:46:37,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:37,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:37,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:37,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:37,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:37,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:37,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2353 states to 1179 states and 2353 transitions. [2018-09-30 11:46:37,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 2353 transitions. [2018-09-30 11:46:37,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:37,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:37,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:37,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:37,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:37,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:37,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2355 states to 1180 states and 2355 transitions. [2018-09-30 11:46:37,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 2355 transitions. [2018-09-30 11:46:37,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:37,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:37,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:37,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:37,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:37,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:37,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2357 states to 1181 states and 2357 transitions. [2018-09-30 11:46:37,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 2357 transitions. [2018-09-30 11:46:37,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:37,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:37,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:37,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:37,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:37,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:37,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2359 states to 1182 states and 2359 transitions. [2018-09-30 11:46:37,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 2359 transitions. [2018-09-30 11:46:37,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:37,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:37,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:37,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:37,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:37,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:37,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2361 states to 1183 states and 2361 transitions. [2018-09-30 11:46:37,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 2361 transitions. [2018-09-30 11:46:37,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:37,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:37,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:37,897 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:37,907 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:37,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:37,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 1184 states and 2363 transitions. [2018-09-30 11:46:37,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 2363 transitions. [2018-09-30 11:46:37,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:37,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:37,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:37,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:37,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:38,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:38,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 1185 states and 2365 transitions. [2018-09-30 11:46:38,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 2365 transitions. [2018-09-30 11:46:38,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:38,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:38,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:38,021 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:38,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:38,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:38,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2367 states to 1186 states and 2367 transitions. [2018-09-30 11:46:38,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 2367 transitions. [2018-09-30 11:46:38,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:38,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:38,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:38,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:38,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:38,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2369 states to 1187 states and 2369 transitions. [2018-09-30 11:46:38,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 2369 transitions. [2018-09-30 11:46:38,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:38,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:38,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:38,140 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:38,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:38,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:38,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 1188 states and 2371 transitions. [2018-09-30 11:46:38,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 2371 transitions. [2018-09-30 11:46:38,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:38,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:38,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:38,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:38,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:38,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:38,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2373 states to 1189 states and 2373 transitions. [2018-09-30 11:46:38,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 2373 transitions. [2018-09-30 11:46:38,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:38,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:38,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:38,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:38,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:38,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:38,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2375 states to 1190 states and 2375 transitions. [2018-09-30 11:46:38,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 2375 transitions. [2018-09-30 11:46:38,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:38,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:38,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:38,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:38,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:38,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:38,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2377 states to 1191 states and 2377 transitions. [2018-09-30 11:46:38,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 2377 transitions. [2018-09-30 11:46:38,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:38,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:38,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:38,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:38,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:38,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:38,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2379 states to 1192 states and 2379 transitions. [2018-09-30 11:46:38,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 2379 transitions. [2018-09-30 11:46:38,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:38,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:38,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:38,457 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:38,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:38,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:38,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 1193 states and 2381 transitions. [2018-09-30 11:46:38,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 2381 transitions. [2018-09-30 11:46:38,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:38,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:38,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:38,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:38,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:38,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:38,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2383 states to 1194 states and 2383 transitions. [2018-09-30 11:46:38,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 2383 transitions. [2018-09-30 11:46:38,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:38,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:38,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:38,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:38,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:38,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:38,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2385 states to 1195 states and 2385 transitions. [2018-09-30 11:46:38,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 2385 transitions. [2018-09-30 11:46:38,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:38,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:38,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:38,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:38,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:38,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:38,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2387 states to 1196 states and 2387 transitions. [2018-09-30 11:46:38,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 2387 transitions. [2018-09-30 11:46:38,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:38,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:38,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:38,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:38,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:38,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:38,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 1197 states and 2389 transitions. [2018-09-30 11:46:38,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 2389 transitions. [2018-09-30 11:46:38,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:38,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:38,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:38,762 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:38,771 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:38,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:38,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 1198 states and 2391 transitions. [2018-09-30 11:46:38,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 2391 transitions. [2018-09-30 11:46:38,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:38,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:38,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:38,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:38,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:38,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:38,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2393 states to 1199 states and 2393 transitions. [2018-09-30 11:46:38,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 2393 transitions. [2018-09-30 11:46:38,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:38,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:38,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:38,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:38,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:38,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:38,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 1200 states and 2395 transitions. [2018-09-30 11:46:38,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 2395 transitions. [2018-09-30 11:46:38,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:38,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:38,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:38,950 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:38,961 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:39,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:39,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2397 states to 1201 states and 2397 transitions. [2018-09-30 11:46:39,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 2397 transitions. [2018-09-30 11:46:39,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:39,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:39,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:39,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:39,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:39,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:39,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2399 states to 1202 states and 2399 transitions. [2018-09-30 11:46:39,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 2399 transitions. [2018-09-30 11:46:39,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:39,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:39,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:39,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:39,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:39,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:39,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2401 states to 1203 states and 2401 transitions. [2018-09-30 11:46:39,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 2401 transitions. [2018-09-30 11:46:39,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:39,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:39,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:39,134 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:39,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:39,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:39,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2403 states to 1204 states and 2403 transitions. [2018-09-30 11:46:39,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 2403 transitions. [2018-09-30 11:46:39,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:39,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:39,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:39,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:39,207 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:39,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:39,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2405 states to 1205 states and 2405 transitions. [2018-09-30 11:46:39,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 2405 transitions. [2018-09-30 11:46:39,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:39,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:39,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:39,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:39,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:39,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:39,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2407 states to 1206 states and 2407 transitions. [2018-09-30 11:46:39,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 2407 transitions. [2018-09-30 11:46:39,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:39,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:39,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:39,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:39,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:39,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:39,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2409 states to 1207 states and 2409 transitions. [2018-09-30 11:46:39,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 2409 transitions. [2018-09-30 11:46:39,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:39,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:39,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:39,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:39,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:39,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:39,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2411 states to 1208 states and 2411 transitions. [2018-09-30 11:46:39,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 2411 transitions. [2018-09-30 11:46:39,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:39,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:39,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:39,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:39,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:39,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:39,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2413 states to 1209 states and 2413 transitions. [2018-09-30 11:46:39,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 2413 transitions. [2018-09-30 11:46:39,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:39,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:39,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:39,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:39,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:39,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:39,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2415 states to 1210 states and 2415 transitions. [2018-09-30 11:46:39,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 2415 transitions. [2018-09-30 11:46:39,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:39,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:39,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:39,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:39,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:39,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 1211 states and 2417 transitions. [2018-09-30 11:46:39,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 2417 transitions. [2018-09-30 11:46:39,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:39,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:39,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:39,643 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:39,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:39,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:39,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2419 states to 1212 states and 2419 transitions. [2018-09-30 11:46:39,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 2419 transitions. [2018-09-30 11:46:39,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:39,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:39,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:39,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:39,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:39,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:39,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2421 states to 1213 states and 2421 transitions. [2018-09-30 11:46:39,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 2421 transitions. [2018-09-30 11:46:39,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:39,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:39,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:39,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:39,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:39,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:39,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2423 states to 1214 states and 2423 transitions. [2018-09-30 11:46:39,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 2423 transitions. [2018-09-30 11:46:39,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:39,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:39,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:39,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:39,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:39,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:39,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2425 states to 1215 states and 2425 transitions. [2018-09-30 11:46:39,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 2425 transitions. [2018-09-30 11:46:39,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:39,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:39,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:39,903 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:39,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:39,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:39,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2427 states to 1216 states and 2427 transitions. [2018-09-30 11:46:39,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 2427 transitions. [2018-09-30 11:46:39,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:39,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:39,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:39,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:39,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:40,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:40,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2429 states to 1217 states and 2429 transitions. [2018-09-30 11:46:40,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 2429 transitions. [2018-09-30 11:46:40,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:40,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:40,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:40,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:40,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:40,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:40,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2431 states to 1218 states and 2431 transitions. [2018-09-30 11:46:40,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 2431 transitions. [2018-09-30 11:46:40,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:40,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:40,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:40,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:40,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:40,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:40,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 1219 states and 2433 transitions. [2018-09-30 11:46:40,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 2433 transitions. [2018-09-30 11:46:40,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:40,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:40,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:40,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:40,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:40,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:40,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2435 states to 1220 states and 2435 transitions. [2018-09-30 11:46:40,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 2435 transitions. [2018-09-30 11:46:40,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:40,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:40,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:40,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:40,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:40,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:40,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2437 states to 1221 states and 2437 transitions. [2018-09-30 11:46:40,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 2437 transitions. [2018-09-30 11:46:40,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:40,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:40,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:40,296 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:40,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:40,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:40,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 1222 states and 2439 transitions. [2018-09-30 11:46:40,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 2439 transitions. [2018-09-30 11:46:40,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:40,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:40,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:40,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:40,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:40,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:40,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 1223 states and 2441 transitions. [2018-09-30 11:46:40,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 2441 transitions. [2018-09-30 11:46:40,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:40,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:40,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:40,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:40,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:40,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2443 states to 1224 states and 2443 transitions. [2018-09-30 11:46:40,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 2443 transitions. [2018-09-30 11:46:40,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:40,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:40,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:40,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:40,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:40,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:40,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 1225 states and 2445 transitions. [2018-09-30 11:46:40,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 2445 transitions. [2018-09-30 11:46:40,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:40,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:40,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:40,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:40,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:40,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:40,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 1226 states and 2447 transitions. [2018-09-30 11:46:40,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 2447 transitions. [2018-09-30 11:46:40,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:40,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:40,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:40,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:40,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:40,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:40,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2449 states to 1227 states and 2449 transitions. [2018-09-30 11:46:40,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 2449 transitions. [2018-09-30 11:46:40,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:40,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:40,705 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:40,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:40,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:40,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2451 states to 1228 states and 2451 transitions. [2018-09-30 11:46:40,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 2451 transitions. [2018-09-30 11:46:40,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:40,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:40,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:40,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:40,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:40,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:40,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 1229 states and 2453 transitions. [2018-09-30 11:46:40,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 2453 transitions. [2018-09-30 11:46:40,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:40,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:40,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:40,854 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:40,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:40,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:40,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2455 states to 1230 states and 2455 transitions. [2018-09-30 11:46:40,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 2455 transitions. [2018-09-30 11:46:40,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:40,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:40,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:40,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:40,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:40,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:40,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2457 states to 1231 states and 2457 transitions. [2018-09-30 11:46:40,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 2457 transitions. [2018-09-30 11:46:40,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:40,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:40,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:40,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:40,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:41,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:41,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2459 states to 1232 states and 2459 transitions. [2018-09-30 11:46:41,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 2459 transitions. [2018-09-30 11:46:41,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:41,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:41,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:41,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:41,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:41,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:41,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 1233 states and 2461 transitions. [2018-09-30 11:46:41,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 2461 transitions. [2018-09-30 11:46:41,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:41,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:41,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:41,099 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:41,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:41,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:41,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2463 states to 1234 states and 2463 transitions. [2018-09-30 11:46:41,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 2463 transitions. [2018-09-30 11:46:41,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:41,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:41,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:41,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:41,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:41,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:41,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2465 states to 1235 states and 2465 transitions. [2018-09-30 11:46:41,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 2465 transitions. [2018-09-30 11:46:41,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:41,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:41,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:41,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:41,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:41,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:41,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 1236 states and 2467 transitions. [2018-09-30 11:46:41,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 2467 transitions. [2018-09-30 11:46:41,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:41,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:41,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:41,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:41,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:41,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2469 states to 1237 states and 2469 transitions. [2018-09-30 11:46:41,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 2469 transitions. [2018-09-30 11:46:41,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:41,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:41,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:41,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:41,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:41,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:41,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2471 states to 1238 states and 2471 transitions. [2018-09-30 11:46:41,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 2471 transitions. [2018-09-30 11:46:41,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:41,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:41,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:41,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:41,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:41,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:41,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 1239 states and 2473 transitions. [2018-09-30 11:46:41,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 2473 transitions. [2018-09-30 11:46:41,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:41,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:41,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:41,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:41,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:41,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:41,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2475 states to 1240 states and 2475 transitions. [2018-09-30 11:46:41,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 2475 transitions. [2018-09-30 11:46:41,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:41,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:41,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:41,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:41,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:41,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:41,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2477 states to 1241 states and 2477 transitions. [2018-09-30 11:46:41,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 2477 transitions. [2018-09-30 11:46:41,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:41,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:41,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:41,588 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:41,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:41,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:41,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 1242 states and 2479 transitions. [2018-09-30 11:46:41,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 2479 transitions. [2018-09-30 11:46:41,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:41,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:41,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:41,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:41,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:41,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:41,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2481 states to 1243 states and 2481 transitions. [2018-09-30 11:46:41,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 2481 transitions. [2018-09-30 11:46:41,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:41,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:41,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:41,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:41,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:41,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:41,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 1244 states and 2483 transitions. [2018-09-30 11:46:41,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 2483 transitions. [2018-09-30 11:46:41,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:41,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:41,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:41,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:41,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:41,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:41,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2485 states to 1245 states and 2485 transitions. [2018-09-30 11:46:41,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 2485 transitions. [2018-09-30 11:46:41,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:41,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:41,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:41,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:41,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:41,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:41,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 1246 states and 2487 transitions. [2018-09-30 11:46:41,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 2487 transitions. [2018-09-30 11:46:41,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:41,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:41,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:41,903 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:41,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:41,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:41,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2489 states to 1247 states and 2489 transitions. [2018-09-30 11:46:41,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 2489 transitions. [2018-09-30 11:46:41,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:41,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:41,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:41,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:42,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:42,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2491 states to 1248 states and 2491 transitions. [2018-09-30 11:46:42,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 2491 transitions. [2018-09-30 11:46:42,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:42,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:42,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:42,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:42,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:42,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:42,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2493 states to 1249 states and 2493 transitions. [2018-09-30 11:46:42,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 2493 transitions. [2018-09-30 11:46:42,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:42,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:42,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:42,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:42,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:42,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:42,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2495 states to 1250 states and 2495 transitions. [2018-09-30 11:46:42,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 2495 transitions. [2018-09-30 11:46:42,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:42,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:42,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:42,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:42,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:42,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:42,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2497 states to 1251 states and 2497 transitions. [2018-09-30 11:46:42,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 2497 transitions. [2018-09-30 11:46:42,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:42,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:42,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:42,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:42,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:42,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:42,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2499 states to 1252 states and 2499 transitions. [2018-09-30 11:46:42,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 2499 transitions. [2018-09-30 11:46:42,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:42,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:42,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:42,338 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:42,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:42,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:42,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2501 states to 1253 states and 2501 transitions. [2018-09-30 11:46:42,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 2501 transitions. [2018-09-30 11:46:42,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:42,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:42,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:42,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:42,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:42,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:42,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 1254 states and 2503 transitions. [2018-09-30 11:46:42,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 2503 transitions. [2018-09-30 11:46:42,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:42,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:42,473 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:42,482 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:42,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:42,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2505 states to 1255 states and 2505 transitions. [2018-09-30 11:46:42,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 2505 transitions. [2018-09-30 11:46:42,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:42,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:42,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:42,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:42,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:42,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:42,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2507 states to 1256 states and 2507 transitions. [2018-09-30 11:46:42,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 2507 transitions. [2018-09-30 11:46:42,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:42,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:42,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:42,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:42,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:42,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:42,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2509 states to 1257 states and 2509 transitions. [2018-09-30 11:46:42,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 2509 transitions. [2018-09-30 11:46:42,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:42,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:42,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:42,663 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:42,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:42,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:42,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2511 states to 1258 states and 2511 transitions. [2018-09-30 11:46:42,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 2511 transitions. [2018-09-30 11:46:42,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:42,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:42,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:42,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:42,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:42,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:42,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2513 states to 1259 states and 2513 transitions. [2018-09-30 11:46:42,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 2513 transitions. [2018-09-30 11:46:42,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:42,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:42,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:42,785 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:42,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:42,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:42,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2515 states to 1260 states and 2515 transitions. [2018-09-30 11:46:42,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 2515 transitions. [2018-09-30 11:46:42,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:42,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:42,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:42,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:42,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:42,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:42,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 1261 states and 2517 transitions. [2018-09-30 11:46:42,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 2517 transitions. [2018-09-30 11:46:42,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:42,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:42,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:42,914 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:42,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:42,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:42,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 1262 states and 2519 transitions. [2018-09-30 11:46:42,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 2519 transitions. [2018-09-30 11:46:42,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:42,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:42,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:42,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:42,991 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:43,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:43,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 1263 states and 2521 transitions. [2018-09-30 11:46:43,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 2521 transitions. [2018-09-30 11:46:43,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:43,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:43,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:43,046 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:43,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:43,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:43,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 1264 states and 2523 transitions. [2018-09-30 11:46:43,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 2523 transitions. [2018-09-30 11:46:43,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:43,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:43,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:43,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:43,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:43,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:43,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2525 states to 1265 states and 2525 transitions. [2018-09-30 11:46:43,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 2525 transitions. [2018-09-30 11:46:43,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:43,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:43,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:43,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:43,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:43,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:43,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2527 states to 1266 states and 2527 transitions. [2018-09-30 11:46:43,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 2527 transitions. [2018-09-30 11:46:43,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:43,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:43,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:43,240 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:43,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:43,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:43,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2529 states to 1267 states and 2529 transitions. [2018-09-30 11:46:43,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 2529 transitions. [2018-09-30 11:46:43,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:43,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:43,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:43,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:43,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:43,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:43,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2531 states to 1268 states and 2531 transitions. [2018-09-30 11:46:43,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 2531 transitions. [2018-09-30 11:46:43,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:43,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:43,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:43,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:43,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:43,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:43,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2533 states to 1269 states and 2533 transitions. [2018-09-30 11:46:43,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 2533 transitions. [2018-09-30 11:46:43,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:43,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:43,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:43,431 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:43,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:43,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:43,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2535 states to 1270 states and 2535 transitions. [2018-09-30 11:46:43,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 2535 transitions. [2018-09-30 11:46:43,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:43,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:43,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:43,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:43,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:43,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:43,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 1271 states and 2537 transitions. [2018-09-30 11:46:43,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 2537 transitions. [2018-09-30 11:46:43,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:43,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:43,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:43,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:43,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:43,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:43,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2539 states to 1272 states and 2539 transitions. [2018-09-30 11:46:43,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 2539 transitions. [2018-09-30 11:46:43,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:43,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:43,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:43,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:43,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:43,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:43,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 1273 states and 2541 transitions. [2018-09-30 11:46:43,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 2541 transitions. [2018-09-30 11:46:43,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:43,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:43,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:43,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:43,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:43,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:43,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 1274 states and 2543 transitions. [2018-09-30 11:46:43,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 2543 transitions. [2018-09-30 11:46:43,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:43,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:43,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:43,759 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:43,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:43,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:43,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 1275 states and 2545 transitions. [2018-09-30 11:46:43,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 2545 transitions. [2018-09-30 11:46:43,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:43,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:43,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:43,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:43,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:43,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:43,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 1276 states and 2547 transitions. [2018-09-30 11:46:43,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 2547 transitions. [2018-09-30 11:46:43,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:43,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:43,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:43,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:43,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:43,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:43,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2549 states to 1277 states and 2549 transitions. [2018-09-30 11:46:43,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 2549 transitions. [2018-09-30 11:46:43,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:43,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:43,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:43,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:43,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:44,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:44,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2551 states to 1278 states and 2551 transitions. [2018-09-30 11:46:44,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 2551 transitions. [2018-09-30 11:46:44,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:44,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:44,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:44,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:44,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:44,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:44,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2553 states to 1279 states and 2553 transitions. [2018-09-30 11:46:44,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 2553 transitions. [2018-09-30 11:46:44,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:44,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:44,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:44,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:44,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:44,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:44,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 1280 states and 2555 transitions. [2018-09-30 11:46:44,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 2555 transitions. [2018-09-30 11:46:44,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:44,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:44,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:44,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:44,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:44,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:44,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2557 states to 1281 states and 2557 transitions. [2018-09-30 11:46:44,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 2557 transitions. [2018-09-30 11:46:44,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:44,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:44,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:44,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:44,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:44,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:44,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 1282 states and 2559 transitions. [2018-09-30 11:46:44,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 2559 transitions. [2018-09-30 11:46:44,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:44,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:44,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:44,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:44,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:44,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:44,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 1283 states and 2561 transitions. [2018-09-30 11:46:44,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 2561 transitions. [2018-09-30 11:46:44,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:44,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:44,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:44,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:44,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:44,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:44,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 1284 states and 2563 transitions. [2018-09-30 11:46:44,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 2563 transitions. [2018-09-30 11:46:44,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:44,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:44,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:44,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:44,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:44,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:44,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 1285 states and 2565 transitions. [2018-09-30 11:46:44,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 2565 transitions. [2018-09-30 11:46:44,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:44,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:44,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:44,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:44,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:44,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:44,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 1286 states and 2567 transitions. [2018-09-30 11:46:44,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 2567 transitions. [2018-09-30 11:46:44,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:44,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:44,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:44,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:44,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:44,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:44,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 1287 states and 2569 transitions. [2018-09-30 11:46:44,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 2569 transitions. [2018-09-30 11:46:44,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:44,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:44,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:44,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:44,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:44,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:44,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 1288 states and 2571 transitions. [2018-09-30 11:46:44,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 2571 transitions. [2018-09-30 11:46:44,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:44,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:44,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:44,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:44,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:44,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:44,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 1289 states and 2573 transitions. [2018-09-30 11:46:44,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 2573 transitions. [2018-09-30 11:46:44,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:44,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:44,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:44,749 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:44,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:44,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:44,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 1290 states and 2575 transitions. [2018-09-30 11:46:44,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 2575 transitions. [2018-09-30 11:46:44,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:44,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:44,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:44,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:44,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:44,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:44,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 1291 states and 2577 transitions. [2018-09-30 11:46:44,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 2577 transitions. [2018-09-30 11:46:44,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:44,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:44,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:44,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:44,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:44,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:44,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 1292 states and 2579 transitions. [2018-09-30 11:46:44,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 2579 transitions. [2018-09-30 11:46:44,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:44,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:44,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:44,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:44,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:44,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:44,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 1293 states and 2581 transitions. [2018-09-30 11:46:44,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 2581 transitions. [2018-09-30 11:46:44,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:44,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:45,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:45,006 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:45,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:45,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:45,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2583 states to 1294 states and 2583 transitions. [2018-09-30 11:46:45,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 2583 transitions. [2018-09-30 11:46:45,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:45,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:45,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:45,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:45,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:45,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:45,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 1295 states and 2585 transitions. [2018-09-30 11:46:45,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 2585 transitions. [2018-09-30 11:46:45,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:45,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:45,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:45,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:45,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:45,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:45,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 1296 states and 2587 transitions. [2018-09-30 11:46:45,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 2587 transitions. [2018-09-30 11:46:45,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:45,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:45,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:45,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:45,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:45,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:45,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2589 states to 1297 states and 2589 transitions. [2018-09-30 11:46:45,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 2589 transitions. [2018-09-30 11:46:45,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:45,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:45,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:45,260 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:45,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:45,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:45,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 1298 states and 2591 transitions. [2018-09-30 11:46:45,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 2591 transitions. [2018-09-30 11:46:45,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:45,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:45,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:45,327 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:45,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:45,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:45,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2593 states to 1299 states and 2593 transitions. [2018-09-30 11:46:45,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 2593 transitions. [2018-09-30 11:46:45,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:45,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:45,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:45,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:45,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:45,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:45,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2595 states to 1300 states and 2595 transitions. [2018-09-30 11:46:45,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 2595 transitions. [2018-09-30 11:46:45,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:45,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:45,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:45,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:45,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:45,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:45,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2597 states to 1301 states and 2597 transitions. [2018-09-30 11:46:45,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 2597 transitions. [2018-09-30 11:46:45,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:45,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:45,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:45,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:45,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:45,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:45,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 1302 states and 2599 transitions. [2018-09-30 11:46:45,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 2599 transitions. [2018-09-30 11:46:45,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:45,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:45,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:45,580 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:45,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:45,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:45,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2601 states to 1303 states and 2601 transitions. [2018-09-30 11:46:45,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 2601 transitions. [2018-09-30 11:46:45,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:45,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:45,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:45,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:45,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:45,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:45,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2603 states to 1304 states and 2603 transitions. [2018-09-30 11:46:45,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 2603 transitions. [2018-09-30 11:46:45,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:45,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:45,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:45,721 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:45,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:45,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:45,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2605 states to 1305 states and 2605 transitions. [2018-09-30 11:46:45,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 2605 transitions. [2018-09-30 11:46:45,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:45,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:45,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:45,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:45,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:45,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:45,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 1306 states and 2607 transitions. [2018-09-30 11:46:45,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 2607 transitions. [2018-09-30 11:46:45,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:45,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:45,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:45,867 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:45,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:45,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:45,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 1307 states and 2609 transitions. [2018-09-30 11:46:45,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 2609 transitions. [2018-09-30 11:46:45,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:45,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:45,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:45,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:45,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:45,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:45,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 1308 states and 2611 transitions. [2018-09-30 11:46:45,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 2611 transitions. [2018-09-30 11:46:45,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:45,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:45,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:46,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:46,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:46,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2613 states to 1309 states and 2613 transitions. [2018-09-30 11:46:46,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 2613 transitions. [2018-09-30 11:46:46,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:46,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:46,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:46,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:46,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:46,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:46,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 1310 states and 2615 transitions. [2018-09-30 11:46:46,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 2615 transitions. [2018-09-30 11:46:46,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:46,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:46,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:46,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:46,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:46,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:46,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2617 states to 1311 states and 2617 transitions. [2018-09-30 11:46:46,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 2617 transitions. [2018-09-30 11:46:46,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:46,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:46,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:46,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:46,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:46,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:46,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 1312 states and 2619 transitions. [2018-09-30 11:46:46,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 2619 transitions. [2018-09-30 11:46:46,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:46,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:46,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:46,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:46,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:46,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:46,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2621 states to 1313 states and 2621 transitions. [2018-09-30 11:46:46,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 2621 transitions. [2018-09-30 11:46:46,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:46,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:46,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:46,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:46,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:46,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:46,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 1314 states and 2623 transitions. [2018-09-30 11:46:46,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 2623 transitions. [2018-09-30 11:46:46,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:46,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:46,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:46,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:46,387 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:46,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:46,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2625 states to 1315 states and 2625 transitions. [2018-09-30 11:46:46,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 2625 transitions. [2018-09-30 11:46:46,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:46,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:46,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:46,441 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:46,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:46,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:46,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2627 states to 1316 states and 2627 transitions. [2018-09-30 11:46:46,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 2627 transitions. [2018-09-30 11:46:46,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:46,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:46,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:46,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:46,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:46,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:46,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2629 states to 1317 states and 2629 transitions. [2018-09-30 11:46:46,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 2629 transitions. [2018-09-30 11:46:46,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:46,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:46,572 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:46,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:46,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:46,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2631 states to 1318 states and 2631 transitions. [2018-09-30 11:46:46,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 2631 transitions. [2018-09-30 11:46:46,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:46,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:46,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:46,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:46,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:46,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 1319 states and 2633 transitions. [2018-09-30 11:46:46,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 2633 transitions. [2018-09-30 11:46:46,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:46,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:46,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:46,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:46,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:46,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:46,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2635 states to 1320 states and 2635 transitions. [2018-09-30 11:46:46,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2635 transitions. [2018-09-30 11:46:46,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:46,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:46,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:46,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:46,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:46,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:46,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2637 states to 1321 states and 2637 transitions. [2018-09-30 11:46:46,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 2637 transitions. [2018-09-30 11:46:46,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:46,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:46,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:46,840 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:46,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:46,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:46,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2639 states to 1322 states and 2639 transitions. [2018-09-30 11:46:46,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 2639 transitions. [2018-09-30 11:46:46,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:46,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:46,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:46,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:46,920 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:46,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:46,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2641 states to 1323 states and 2641 transitions. [2018-09-30 11:46:46,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 2641 transitions. [2018-09-30 11:46:46,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:46,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:46,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:46,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:46,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:47,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:47,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2643 states to 1324 states and 2643 transitions. [2018-09-30 11:46:47,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 2643 transitions. [2018-09-30 11:46:47,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:47,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:47,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:47,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:47,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:47,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:47,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 1325 states and 2645 transitions. [2018-09-30 11:46:47,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 2645 transitions. [2018-09-30 11:46:47,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:47,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:47,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:47,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:47,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:47,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:47,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2647 states to 1326 states and 2647 transitions. [2018-09-30 11:46:47,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 2647 transitions. [2018-09-30 11:46:47,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:47,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:47,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:47,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:47,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:47,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:47,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2649 states to 1327 states and 2649 transitions. [2018-09-30 11:46:47,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 2649 transitions. [2018-09-30 11:46:47,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:47,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:47,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:47,255 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:47,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:47,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:47,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 1328 states and 2651 transitions. [2018-09-30 11:46:47,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 2651 transitions. [2018-09-30 11:46:47,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:47,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:47,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:47,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:47,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:47,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:47,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2653 states to 1329 states and 2653 transitions. [2018-09-30 11:46:47,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 2653 transitions. [2018-09-30 11:46:47,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:47,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:47,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:47,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:47,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:47,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:47,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2655 states to 1330 states and 2655 transitions. [2018-09-30 11:46:47,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 2655 transitions. [2018-09-30 11:46:47,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:47,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:47,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:47,490 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:47,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:47,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:47,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 1331 states and 2657 transitions. [2018-09-30 11:46:47,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 2657 transitions. [2018-09-30 11:46:47,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:47,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:47,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:47,572 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:47,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:47,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:47,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2659 states to 1332 states and 2659 transitions. [2018-09-30 11:46:47,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 2659 transitions. [2018-09-30 11:46:47,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:47,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:47,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:47,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:47,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:47,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:47,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2661 states to 1333 states and 2661 transitions. [2018-09-30 11:46:47,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 2661 transitions. [2018-09-30 11:46:47,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:47,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:47,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:47,703 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:47,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:47,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:47,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 1334 states and 2663 transitions. [2018-09-30 11:46:47,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 2663 transitions. [2018-09-30 11:46:47,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:47,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:47,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:47,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:47,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:47,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:47,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2665 states to 1335 states and 2665 transitions. [2018-09-30 11:46:47,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 2665 transitions. [2018-09-30 11:46:47,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:47,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:47,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:47,837 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:47,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:47,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:47,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 1336 states and 2667 transitions. [2018-09-30 11:46:47,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 2667 transitions. [2018-09-30 11:46:47,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:47,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:47,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:47,904 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:47,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:47,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:47,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2669 states to 1337 states and 2669 transitions. [2018-09-30 11:46:47,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 2669 transitions. [2018-09-30 11:46:47,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:47,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:47,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:47,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:47,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:48,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:48,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2671 states to 1338 states and 2671 transitions. [2018-09-30 11:46:48,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 2671 transitions. [2018-09-30 11:46:48,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:48,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:48,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:48,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:48,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:48,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:48,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 1339 states and 2673 transitions. [2018-09-30 11:46:48,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 2673 transitions. [2018-09-30 11:46:48,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:48,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:48,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:48,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:48,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:48,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:48,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2675 states to 1340 states and 2675 transitions. [2018-09-30 11:46:48,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 2675 transitions. [2018-09-30 11:46:48,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:48,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:48,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:48,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:48,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:48,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:48,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2677 states to 1341 states and 2677 transitions. [2018-09-30 11:46:48,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 2677 transitions. [2018-09-30 11:46:48,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:48,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:48,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:48,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:48,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:48,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:48,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 1342 states and 2679 transitions. [2018-09-30 11:46:48,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 2679 transitions. [2018-09-30 11:46:48,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:48,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:48,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:48,309 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:48,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:48,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:48,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2681 states to 1343 states and 2681 transitions. [2018-09-30 11:46:48,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 2681 transitions. [2018-09-30 11:46:48,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:48,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:48,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:48,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:48,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:48,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:48,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2683 states to 1344 states and 2683 transitions. [2018-09-30 11:46:48,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 2683 transitions. [2018-09-30 11:46:48,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:48,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:48,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:48,448 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:48,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:48,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:48,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2685 states to 1345 states and 2685 transitions. [2018-09-30 11:46:48,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 2685 transitions. [2018-09-30 11:46:48,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:48,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:48,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:48,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:48,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:48,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:48,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2687 states to 1346 states and 2687 transitions. [2018-09-30 11:46:48,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 2687 transitions. [2018-09-30 11:46:48,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:48,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:48,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:48,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:48,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:48,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:48,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 1347 states and 2689 transitions. [2018-09-30 11:46:48,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 2689 transitions. [2018-09-30 11:46:48,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:48,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:48,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:48,641 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:48,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:48,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:48,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 1348 states and 2691 transitions. [2018-09-30 11:46:48,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 2691 transitions. [2018-09-30 11:46:48,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:48,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:48,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:48,705 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:48,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:48,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:48,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 1349 states and 2693 transitions. [2018-09-30 11:46:48,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 2693 transitions. [2018-09-30 11:46:48,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:48,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:48,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:48,781 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:48,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:48,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:48,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2695 states to 1350 states and 2695 transitions. [2018-09-30 11:46:48,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 2695 transitions. [2018-09-30 11:46:48,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:48,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:48,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:48,850 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:48,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:48,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:48,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2697 states to 1351 states and 2697 transitions. [2018-09-30 11:46:48,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 2697 transitions. [2018-09-30 11:46:48,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:48,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:48,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:48,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:48,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:48,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:48,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 1352 states and 2699 transitions. [2018-09-30 11:46:48,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 2699 transitions. [2018-09-30 11:46:48,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:48,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:48,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:48,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:48,991 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:49,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:49,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2701 states to 1353 states and 2701 transitions. [2018-09-30 11:46:49,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 2701 transitions. [2018-09-30 11:46:49,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:49,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:49,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:49,044 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:49,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:49,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:49,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2703 states to 1354 states and 2703 transitions. [2018-09-30 11:46:49,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 2703 transitions. [2018-09-30 11:46:49,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:49,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:49,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:49,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:49,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:49,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2705 states to 1355 states and 2705 transitions. [2018-09-30 11:46:49,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 2705 transitions. [2018-09-30 11:46:49,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:49,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:49,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:49,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:49,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:49,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:49,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2707 states to 1356 states and 2707 transitions. [2018-09-30 11:46:49,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 2707 transitions. [2018-09-30 11:46:49,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:49,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:49,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:49,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:49,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:49,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:49,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2709 states to 1357 states and 2709 transitions. [2018-09-30 11:46:49,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 2709 transitions. [2018-09-30 11:46:49,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:49,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:49,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:49,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:49,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:49,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:49,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2711 states to 1358 states and 2711 transitions. [2018-09-30 11:46:49,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 2711 transitions. [2018-09-30 11:46:49,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:49,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:49,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:49,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:49,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:49,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2713 states to 1359 states and 2713 transitions. [2018-09-30 11:46:49,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 2713 transitions. [2018-09-30 11:46:49,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:49,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:49,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:49,439 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:49,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:49,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:49,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 1360 states and 2715 transitions. [2018-09-30 11:46:49,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 2715 transitions. [2018-09-30 11:46:49,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:49,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:49,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:49,506 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:49,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:49,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:49,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 1361 states and 2717 transitions. [2018-09-30 11:46:49,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 2717 transitions. [2018-09-30 11:46:49,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:49,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:49,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:49,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:49,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:49,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:49,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 1362 states and 2719 transitions. [2018-09-30 11:46:49,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 2719 transitions. [2018-09-30 11:46:49,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:49,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:49,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:49,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:49,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:49,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:49,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2721 states to 1363 states and 2721 transitions. [2018-09-30 11:46:49,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 2721 transitions. [2018-09-30 11:46:49,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:49,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:49,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:49,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:49,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:49,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:49,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2723 states to 1364 states and 2723 transitions. [2018-09-30 11:46:49,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 2723 transitions. [2018-09-30 11:46:49,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:49,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:49,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:49,771 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:49,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:49,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:49,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2725 states to 1365 states and 2725 transitions. [2018-09-30 11:46:49,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 2725 transitions. [2018-09-30 11:46:49,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:49,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:49,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:49,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:49,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:49,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 1366 states and 2727 transitions. [2018-09-30 11:46:49,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 2727 transitions. [2018-09-30 11:46:49,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:49,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:49,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:49,909 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:49,920 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:49,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:49,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2729 states to 1367 states and 2729 transitions. [2018-09-30 11:46:49,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 2729 transitions. [2018-09-30 11:46:49,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:49,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:49,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:49,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:49,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:50,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:50,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2731 states to 1368 states and 2731 transitions. [2018-09-30 11:46:50,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 2731 transitions. [2018-09-30 11:46:50,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:50,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:50,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:50,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:50,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:50,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:50,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 1369 states and 2733 transitions. [2018-09-30 11:46:50,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 2733 transitions. [2018-09-30 11:46:50,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:50,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:50,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:50,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:50,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:50,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:50,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2735 states to 1370 states and 2735 transitions. [2018-09-30 11:46:50,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 2735 transitions. [2018-09-30 11:46:50,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:50,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:50,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:50,182 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:50,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:50,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:50,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 1371 states and 2737 transitions. [2018-09-30 11:46:50,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 2737 transitions. [2018-09-30 11:46:50,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:50,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:50,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:50,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:50,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:50,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:50,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 1372 states and 2739 transitions. [2018-09-30 11:46:50,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 2739 transitions. [2018-09-30 11:46:50,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:50,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:50,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:50,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:50,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:50,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:50,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 1373 states and 2741 transitions. [2018-09-30 11:46:50,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 2741 transitions. [2018-09-30 11:46:50,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:50,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:50,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:50,508 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:50,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:50,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:50,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2743 states to 1374 states and 2743 transitions. [2018-09-30 11:46:50,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 2743 transitions. [2018-09-30 11:46:50,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:50,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:50,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:50,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:50,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:50,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:50,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2745 states to 1375 states and 2745 transitions. [2018-09-30 11:46:50,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 2745 transitions. [2018-09-30 11:46:50,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:50,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:50,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:50,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:50,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:50,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:50,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2747 states to 1376 states and 2747 transitions. [2018-09-30 11:46:50,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 2747 transitions. [2018-09-30 11:46:50,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:50,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:50,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:50,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:50,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:50,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:50,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2749 states to 1377 states and 2749 transitions. [2018-09-30 11:46:50,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 2749 transitions. [2018-09-30 11:46:50,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:50,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:50,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:50,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:50,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:50,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:50,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2751 states to 1378 states and 2751 transitions. [2018-09-30 11:46:50,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 2751 transitions. [2018-09-30 11:46:50,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:50,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:50,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:50,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:50,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:50,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:50,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 1379 states and 2753 transitions. [2018-09-30 11:46:50,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 2753 transitions. [2018-09-30 11:46:50,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:50,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:50,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:50,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:51,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:51,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:51,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2755 states to 1380 states and 2755 transitions. [2018-09-30 11:46:51,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 2755 transitions. [2018-09-30 11:46:51,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:51,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:51,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:51,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:51,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:51,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:51,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2757 states to 1381 states and 2757 transitions. [2018-09-30 11:46:51,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 2757 transitions. [2018-09-30 11:46:51,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:51,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:51,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:51,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:51,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:51,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:51,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2759 states to 1382 states and 2759 transitions. [2018-09-30 11:46:51,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 2759 transitions. [2018-09-30 11:46:51,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:51,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:51,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:51,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:51,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:51,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:51,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 1383 states and 2761 transitions. [2018-09-30 11:46:51,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 2761 transitions. [2018-09-30 11:46:51,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:51,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:51,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:51,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:51,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:51,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:51,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 1384 states and 2763 transitions. [2018-09-30 11:46:51,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 2763 transitions. [2018-09-30 11:46:51,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:51,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:51,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:51,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:51,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:51,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:51,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2765 states to 1385 states and 2765 transitions. [2018-09-30 11:46:51,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 2765 transitions. [2018-09-30 11:46:51,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:51,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:51,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:51,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:51,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:51,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:51,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2767 states to 1386 states and 2767 transitions. [2018-09-30 11:46:51,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 2767 transitions. [2018-09-30 11:46:51,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:51,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:51,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:51,490 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:51,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:51,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:51,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 1387 states and 2769 transitions. [2018-09-30 11:46:51,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 2769 transitions. [2018-09-30 11:46:51,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:51,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:51,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:51,556 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:51,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:51,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:51,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2771 states to 1388 states and 2771 transitions. [2018-09-30 11:46:51,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 2771 transitions. [2018-09-30 11:46:51,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:51,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:51,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:51,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:51,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:51,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:51,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2773 states to 1389 states and 2773 transitions. [2018-09-30 11:46:51,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 2773 transitions. [2018-09-30 11:46:51,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:51,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:51,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:51,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:51,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:51,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:51,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2775 states to 1390 states and 2775 transitions. [2018-09-30 11:46:51,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 2775 transitions. [2018-09-30 11:46:51,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:51,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:51,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:51,762 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:51,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:51,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:51,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2777 states to 1391 states and 2777 transitions. [2018-09-30 11:46:51,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 2777 transitions. [2018-09-30 11:46:51,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:51,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:51,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:51,832 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:51,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:51,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:51,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2779 states to 1392 states and 2779 transitions. [2018-09-30 11:46:51,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 2779 transitions. [2018-09-30 11:46:51,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:51,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:51,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:51,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:51,908 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:51,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:51,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 1393 states and 2781 transitions. [2018-09-30 11:46:51,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 2781 transitions. [2018-09-30 11:46:51,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:51,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:51,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:51,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:51,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:52,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:52,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 1394 states and 2783 transitions. [2018-09-30 11:46:52,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 2783 transitions. [2018-09-30 11:46:52,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:52,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:52,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:52,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:52,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:52,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:52,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 1395 states and 2785 transitions. [2018-09-30 11:46:52,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 2785 transitions. [2018-09-30 11:46:52,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:52,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:52,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:52,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:52,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:52,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:52,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2787 states to 1396 states and 2787 transitions. [2018-09-30 11:46:52,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 2787 transitions. [2018-09-30 11:46:52,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:52,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:52,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:52,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:52,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:52,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:52,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 1397 states and 2789 transitions. [2018-09-30 11:46:52,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 2789 transitions. [2018-09-30 11:46:52,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:52,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:52,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:52,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:52,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:52,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:52,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2791 states to 1398 states and 2791 transitions. [2018-09-30 11:46:52,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 2791 transitions. [2018-09-30 11:46:52,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:52,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:52,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:52,338 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:52,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:52,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:52,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2793 states to 1399 states and 2793 transitions. [2018-09-30 11:46:52,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 2793 transitions. [2018-09-30 11:46:52,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:52,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:52,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:52,407 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:52,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:52,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:52,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2795 states to 1400 states and 2795 transitions. [2018-09-30 11:46:52,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 2795 transitions. [2018-09-30 11:46:52,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:52,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:52,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:52,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:52,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:52,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:52,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2797 states to 1401 states and 2797 transitions. [2018-09-30 11:46:52,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 2797 transitions. [2018-09-30 11:46:52,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:52,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:52,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:52,567 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:52,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:52,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:52,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 1402 states and 2799 transitions. [2018-09-30 11:46:52,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 2799 transitions. [2018-09-30 11:46:52,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:52,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:52,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:52,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:52,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:52,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:52,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2801 states to 1403 states and 2801 transitions. [2018-09-30 11:46:52,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 2801 transitions. [2018-09-30 11:46:52,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:52,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:52,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:52,721 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:52,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:52,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:52,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 1404 states and 2803 transitions. [2018-09-30 11:46:52,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 2803 transitions. [2018-09-30 11:46:52,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:52,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:52,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:52,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:52,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:52,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:52,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2805 states to 1405 states and 2805 transitions. [2018-09-30 11:46:52,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 2805 transitions. [2018-09-30 11:46:52,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:52,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:52,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:52,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:52,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:52,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:52,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 1406 states and 2807 transitions. [2018-09-30 11:46:52,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 2807 transitions. [2018-09-30 11:46:52,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:52,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:52,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:52,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:52,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:52,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:52,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2809 states to 1407 states and 2809 transitions. [2018-09-30 11:46:52,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 2809 transitions. [2018-09-30 11:46:52,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:52,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:52,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:52,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:52,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:53,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:53,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 1408 states and 2811 transitions. [2018-09-30 11:46:53,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 2811 transitions. [2018-09-30 11:46:53,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:53,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:53,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:53,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:53,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:53,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:53,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2813 states to 1409 states and 2813 transitions. [2018-09-30 11:46:53,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 2813 transitions. [2018-09-30 11:46:53,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:53,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:53,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:53,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:53,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:53,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:53,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2815 states to 1410 states and 2815 transitions. [2018-09-30 11:46:53,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 2815 transitions. [2018-09-30 11:46:53,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:53,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:53,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:53,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:53,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:53,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:53,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2817 states to 1411 states and 2817 transitions. [2018-09-30 11:46:53,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 2817 transitions. [2018-09-30 11:46:53,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:53,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:53,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:53,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:53,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:53,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:53,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2819 states to 1412 states and 2819 transitions. [2018-09-30 11:46:53,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 2819 transitions. [2018-09-30 11:46:53,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:53,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:53,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:53,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:53,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:53,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:53,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2821 states to 1413 states and 2821 transitions. [2018-09-30 11:46:53,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 2821 transitions. [2018-09-30 11:46:53,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:53,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:53,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:53,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:53,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:53,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:53,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2823 states to 1414 states and 2823 transitions. [2018-09-30 11:46:53,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 2823 transitions. [2018-09-30 11:46:53,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:53,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:53,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:53,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:53,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:53,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:53,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2825 states to 1415 states and 2825 transitions. [2018-09-30 11:46:53,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 2825 transitions. [2018-09-30 11:46:53,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:53,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:53,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:53,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:53,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:53,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:53,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2827 states to 1416 states and 2827 transitions. [2018-09-30 11:46:53,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 2827 transitions. [2018-09-30 11:46:53,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:53,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:53,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:53,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:53,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:53,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:53,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 1417 states and 2829 transitions. [2018-09-30 11:46:53,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 2829 transitions. [2018-09-30 11:46:53,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:53,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:53,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:53,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:53,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:53,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:53,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 1418 states and 2831 transitions. [2018-09-30 11:46:53,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 2831 transitions. [2018-09-30 11:46:53,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:53,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:53,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:53,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:53,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:53,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:53,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2833 states to 1419 states and 2833 transitions. [2018-09-30 11:46:53,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 2833 transitions. [2018-09-30 11:46:53,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:53,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:53,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:53,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:53,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:53,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:53,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2835 states to 1420 states and 2835 transitions. [2018-09-30 11:46:53,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 2835 transitions. [2018-09-30 11:46:53,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:53,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:53,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:53,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:53,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:53,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:53,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2837 states to 1421 states and 2837 transitions. [2018-09-30 11:46:53,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 2837 transitions. [2018-09-30 11:46:53,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:53,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:53,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:53,985 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:53,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:54,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:54,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2839 states to 1422 states and 2839 transitions. [2018-09-30 11:46:54,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 2839 transitions. [2018-09-30 11:46:54,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:54,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:54,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:54,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:54,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:54,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:54,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 1423 states and 2841 transitions. [2018-09-30 11:46:54,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 2841 transitions. [2018-09-30 11:46:54,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:54,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:54,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:54,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:54,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:54,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:54,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2843 states to 1424 states and 2843 transitions. [2018-09-30 11:46:54,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 2843 transitions. [2018-09-30 11:46:54,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:54,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:54,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:54,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:54,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:54,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:54,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 1425 states and 2845 transitions. [2018-09-30 11:46:54,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 2845 transitions. [2018-09-30 11:46:54,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:54,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:54,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:54,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:54,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:54,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:54,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2847 states to 1426 states and 2847 transitions. [2018-09-30 11:46:54,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 2847 transitions. [2018-09-30 11:46:54,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:54,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:54,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:54,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:54,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:54,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:54,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 1427 states and 2849 transitions. [2018-09-30 11:46:54,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 2849 transitions. [2018-09-30 11:46:54,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:54,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:54,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:54,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:54,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:54,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:54,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2851 states to 1428 states and 2851 transitions. [2018-09-30 11:46:54,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 2851 transitions. [2018-09-30 11:46:54,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:54,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:54,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:54,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:54,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:54,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 1429 states and 2853 transitions. [2018-09-30 11:46:54,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 2853 transitions. [2018-09-30 11:46:54,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:54,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:54,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:54,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:54,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:54,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2855 states to 1430 states and 2855 transitions. [2018-09-30 11:46:54,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 2855 transitions. [2018-09-30 11:46:54,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:54,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:54,595 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:54,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:54,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:54,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 1431 states and 2857 transitions. [2018-09-30 11:46:54,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 2857 transitions. [2018-09-30 11:46:54,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:54,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:54,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:54,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:54,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:54,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:54,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 1432 states and 2859 transitions. [2018-09-30 11:46:54,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 2859 transitions. [2018-09-30 11:46:54,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:54,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:54,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:54,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:54,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:54,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:54,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 1433 states and 2861 transitions. [2018-09-30 11:46:54,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 2861 transitions. [2018-09-30 11:46:54,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:54,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:54,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:54,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:54,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:54,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:54,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2863 states to 1434 states and 2863 transitions. [2018-09-30 11:46:54,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 2863 transitions. [2018-09-30 11:46:54,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:54,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:54,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:54,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:54,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:54,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:54,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2865 states to 1435 states and 2865 transitions. [2018-09-30 11:46:54,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 2865 transitions. [2018-09-30 11:46:54,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:54,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:54,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:54,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:54,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:54,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:55,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 1436 states and 2867 transitions. [2018-09-30 11:46:55,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 2867 transitions. [2018-09-30 11:46:55,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:55,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:55,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:55,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:55,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:55,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:55,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 1437 states and 2869 transitions. [2018-09-30 11:46:55,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 2869 transitions. [2018-09-30 11:46:55,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:55,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:55,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:55,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:55,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:55,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2871 states to 1438 states and 2871 transitions. [2018-09-30 11:46:55,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 2871 transitions. [2018-09-30 11:46:55,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:55,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:55,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:55,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:55,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:55,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:55,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2873 states to 1439 states and 2873 transitions. [2018-09-30 11:46:55,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 2873 transitions. [2018-09-30 11:46:55,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:55,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:55,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:55,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:55,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:55,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:55,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2875 states to 1440 states and 2875 transitions. [2018-09-30 11:46:55,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 2875 transitions. [2018-09-30 11:46:55,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:55,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:55,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:55,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:55,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:55,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:55,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 1441 states and 2877 transitions. [2018-09-30 11:46:55,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 2877 transitions. [2018-09-30 11:46:55,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:55,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:55,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:55,354 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:55,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:55,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:55,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2879 states to 1442 states and 2879 transitions. [2018-09-30 11:46:55,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 2879 transitions. [2018-09-30 11:46:55,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:55,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:55,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:55,425 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:55,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:55,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:55,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2881 states to 1443 states and 2881 transitions. [2018-09-30 11:46:55,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 2881 transitions. [2018-09-30 11:46:55,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:55,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:55,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:55,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:55,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:55,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:55,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 1444 states and 2883 transitions. [2018-09-30 11:46:55,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 2883 transitions. [2018-09-30 11:46:55,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:55,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:55,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:55,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:55,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:55,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:55,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 1445 states and 2885 transitions. [2018-09-30 11:46:55,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 2885 transitions. [2018-09-30 11:46:55,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:55,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:55,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:55,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:55,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:55,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:55,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 1446 states and 2887 transitions. [2018-09-30 11:46:55,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 2887 transitions. [2018-09-30 11:46:55,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:55,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:55,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:55,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:55,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:55,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:55,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2889 states to 1447 states and 2889 transitions. [2018-09-30 11:46:55,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 2889 transitions. [2018-09-30 11:46:55,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:55,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:55,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:55,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:55,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:55,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:55,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2891 states to 1448 states and 2891 transitions. [2018-09-30 11:46:55,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 2891 transitions. [2018-09-30 11:46:55,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:55,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:55,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:55,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:55,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:55,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:55,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2893 states to 1449 states and 2893 transitions. [2018-09-30 11:46:55,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 2893 transitions. [2018-09-30 11:46:55,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:55,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:55,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:55,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:55,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:55,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:55,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2895 states to 1450 states and 2895 transitions. [2018-09-30 11:46:55,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 2895 transitions. [2018-09-30 11:46:55,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:55,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:55,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:55,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:55,991 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:56,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:56,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 1451 states and 2897 transitions. [2018-09-30 11:46:56,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 2897 transitions. [2018-09-30 11:46:56,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:56,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:56,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:56,049 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:56,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:56,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:56,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2899 states to 1452 states and 2899 transitions. [2018-09-30 11:46:56,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 2899 transitions. [2018-09-30 11:46:56,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:56,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:56,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:56,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:56,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:56,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2901 states to 1453 states and 2901 transitions. [2018-09-30 11:46:56,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 2901 transitions. [2018-09-30 11:46:56,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:56,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:56,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:56,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:56,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:56,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2903 states to 1454 states and 2903 transitions. [2018-09-30 11:46:56,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 2903 transitions. [2018-09-30 11:46:56,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:56,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:56,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:56,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:56,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:56,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 1455 states and 2905 transitions. [2018-09-30 11:46:56,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 2905 transitions. [2018-09-30 11:46:56,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:56,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:56,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:56,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:56,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:56,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:56,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2907 states to 1456 states and 2907 transitions. [2018-09-30 11:46:56,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 2907 transitions. [2018-09-30 11:46:56,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:56,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:56,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:56,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:56,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:56,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:56,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2909 states to 1457 states and 2909 transitions. [2018-09-30 11:46:56,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 2909 transitions. [2018-09-30 11:46:56,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:56,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:56,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:56,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:56,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:56,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:56,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2911 states to 1458 states and 2911 transitions. [2018-09-30 11:46:56,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 2911 transitions. [2018-09-30 11:46:56,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:56,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:56,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:56,524 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:56,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:56,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:56,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2913 states to 1459 states and 2913 transitions. [2018-09-30 11:46:56,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 2913 transitions. [2018-09-30 11:46:56,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:56,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:56,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:56,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:56,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:56,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:56,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2915 states to 1460 states and 2915 transitions. [2018-09-30 11:46:56,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 2915 transitions. [2018-09-30 11:46:56,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:56,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:56,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:56,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:56,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:56,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:56,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 1461 states and 2917 transitions. [2018-09-30 11:46:56,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 2917 transitions. [2018-09-30 11:46:56,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:56,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:56,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:56,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:56,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:56,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:56,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2919 states to 1462 states and 2919 transitions. [2018-09-30 11:46:56,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 2919 transitions. [2018-09-30 11:46:56,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:56,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:56,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:56,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:56,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:56,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:56,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 1463 states and 2921 transitions. [2018-09-30 11:46:56,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 2921 transitions. [2018-09-30 11:46:56,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:56,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:56,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:56,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:56,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:56,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:56,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2923 states to 1464 states and 2923 transitions. [2018-09-30 11:46:56,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 2923 transitions. [2018-09-30 11:46:56,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:56,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:56,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:56,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:56,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:56,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:56,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2925 states to 1465 states and 2925 transitions. [2018-09-30 11:46:56,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1465 states and 2925 transitions. [2018-09-30 11:46:56,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:56,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:57,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:57,003 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:57,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:57,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:57,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2927 states to 1466 states and 2927 transitions. [2018-09-30 11:46:57,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 2927 transitions. [2018-09-30 11:46:57,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:57,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:57,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:57,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:57,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:57,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:57,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2929 states to 1467 states and 2929 transitions. [2018-09-30 11:46:57,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 2929 transitions. [2018-09-30 11:46:57,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:57,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:57,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:57,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:57,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:57,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:57,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2931 states to 1468 states and 2931 transitions. [2018-09-30 11:46:57,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 2931 transitions. [2018-09-30 11:46:57,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:57,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:57,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:57,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:57,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:57,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:57,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2933 states to 1469 states and 2933 transitions. [2018-09-30 11:46:57,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 2933 transitions. [2018-09-30 11:46:57,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:57,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:57,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:57,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:57,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:57,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:57,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2935 states to 1470 states and 2935 transitions. [2018-09-30 11:46:57,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 2935 transitions. [2018-09-30 11:46:57,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:57,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:57,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:57,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:57,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:57,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:57,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 1471 states and 2937 transitions. [2018-09-30 11:46:57,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 2937 transitions. [2018-09-30 11:46:57,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:57,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:57,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:57,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:57,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:57,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:57,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2939 states to 1472 states and 2939 transitions. [2018-09-30 11:46:57,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2939 transitions. [2018-09-30 11:46:57,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:57,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:57,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:57,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:57,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:57,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:57,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2941 states to 1473 states and 2941 transitions. [2018-09-30 11:46:57,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 2941 transitions. [2018-09-30 11:46:57,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:57,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:57,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:57,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:57,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:57,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:57,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2943 states to 1474 states and 2943 transitions. [2018-09-30 11:46:57,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 2943 transitions. [2018-09-30 11:46:57,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:57,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:57,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:57,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:57,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:57,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:57,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2945 states to 1475 states and 2945 transitions. [2018-09-30 11:46:57,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 2945 transitions. [2018-09-30 11:46:57,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:57,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:57,731 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:57,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:57,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:57,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2947 states to 1476 states and 2947 transitions. [2018-09-30 11:46:57,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 2947 transitions. [2018-09-30 11:46:57,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:57,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:57,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:57,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:57,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:57,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:57,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2949 states to 1477 states and 2949 transitions. [2018-09-30 11:46:57,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 2949 transitions. [2018-09-30 11:46:57,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:57,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:57,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:57,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:57,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:57,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:57,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2951 states to 1478 states and 2951 transitions. [2018-09-30 11:46:57,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 2951 transitions. [2018-09-30 11:46:57,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:57,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:57,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:57,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:58,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:58,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2953 states to 1479 states and 2953 transitions. [2018-09-30 11:46:58,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 2953 transitions. [2018-09-30 11:46:58,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:58,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:58,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:58,030 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:58,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:58,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:58,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2955 states to 1480 states and 2955 transitions. [2018-09-30 11:46:58,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 2955 transitions. [2018-09-30 11:46:58,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:58,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:58,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:58,099 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:58,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:58,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:58,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2957 states to 1481 states and 2957 transitions. [2018-09-30 11:46:58,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 2957 transitions. [2018-09-30 11:46:58,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:58,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:58,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:58,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:58,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:58,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:58,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 1482 states and 2959 transitions. [2018-09-30 11:46:58,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 2959 transitions. [2018-09-30 11:46:58,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:58,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:58,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:58,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:58,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:58,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:58,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2961 states to 1483 states and 2961 transitions. [2018-09-30 11:46:58,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 2961 transitions. [2018-09-30 11:46:58,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:58,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:58,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:58,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:58,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:58,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:58,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2963 states to 1484 states and 2963 transitions. [2018-09-30 11:46:58,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 2963 transitions. [2018-09-30 11:46:58,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:58,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:58,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:58,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:58,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:58,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:58,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 1485 states and 2965 transitions. [2018-09-30 11:46:58,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1485 states and 2965 transitions. [2018-09-30 11:46:58,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:58,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:58,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:58,447 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:58,475 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:58,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:58,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 1486 states and 2967 transitions. [2018-09-30 11:46:58,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 2967 transitions. [2018-09-30 11:46:58,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:58,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:58,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:58,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:58,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:58,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:58,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2969 states to 1487 states and 2969 transitions. [2018-09-30 11:46:58,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 2969 transitions. [2018-09-30 11:46:58,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:58,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:58,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:58,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:58,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:58,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:58,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2971 states to 1488 states and 2971 transitions. [2018-09-30 11:46:58,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 2971 transitions. [2018-09-30 11:46:58,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:58,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:58,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:58,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:58,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:58,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:58,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2973 states to 1489 states and 2973 transitions. [2018-09-30 11:46:58,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 2973 transitions. [2018-09-30 11:46:58,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:58,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:58,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:58,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:58,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:58,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:58,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2975 states to 1490 states and 2975 transitions. [2018-09-30 11:46:58,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 2975 transitions. [2018-09-30 11:46:58,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:58,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:58,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:58,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:58,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:58,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:58,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 1491 states and 2977 transitions. [2018-09-30 11:46:58,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 2977 transitions. [2018-09-30 11:46:58,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:58,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:58,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:58,882 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:58,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:58,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:58,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2979 states to 1492 states and 2979 transitions. [2018-09-30 11:46:58,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1492 states and 2979 transitions. [2018-09-30 11:46:58,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:58,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:58,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:58,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:58,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:59,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:59,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2981 states to 1493 states and 2981 transitions. [2018-09-30 11:46:59,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 2981 transitions. [2018-09-30 11:46:59,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:59,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:59,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:59,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:59,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:59,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:59,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2983 states to 1494 states and 2983 transitions. [2018-09-30 11:46:59,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 2983 transitions. [2018-09-30 11:46:59,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:59,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:59,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:59,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:59,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:59,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:59,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2985 states to 1495 states and 2985 transitions. [2018-09-30 11:46:59,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 2985 transitions. [2018-09-30 11:46:59,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:59,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:59,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:59,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:59,178 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:59,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:59,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 1496 states and 2987 transitions. [2018-09-30 11:46:59,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 2987 transitions. [2018-09-30 11:46:59,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:59,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:59,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:59,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:59,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:59,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:59,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 1497 states and 2989 transitions. [2018-09-30 11:46:59,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 2989 transitions. [2018-09-30 11:46:59,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:59,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:59,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:59,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:59,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:59,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:59,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 1498 states and 2991 transitions. [2018-09-30 11:46:59,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 2991 transitions. [2018-09-30 11:46:59,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:59,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:59,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:59,385 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:59,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:59,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:59,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2993 states to 1499 states and 2993 transitions. [2018-09-30 11:46:59,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 2993 transitions. [2018-09-30 11:46:59,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:59,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:59,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:59,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:59,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:59,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:59,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2995 states to 1500 states and 2995 transitions. [2018-09-30 11:46:59,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 2995 transitions. [2018-09-30 11:46:59,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:46:59,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:59,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:59,951 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:46:59,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:00,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:00,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2997 states to 1501 states and 2997 transitions. [2018-09-30 11:47:00,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 2997 transitions. [2018-09-30 11:47:00,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:00,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:00,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:00,017 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:00,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:00,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:00,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2999 states to 1502 states and 2999 transitions. [2018-09-30 11:47:00,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 2999 transitions. [2018-09-30 11:47:00,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:00,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:00,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:00,078 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:00,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:00,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:00,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3001 states to 1503 states and 3001 transitions. [2018-09-30 11:47:00,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 3001 transitions. [2018-09-30 11:47:00,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:00,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:00,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:00,150 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:00,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:00,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:00,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3003 states to 1504 states and 3003 transitions. [2018-09-30 11:47:00,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 3003 transitions. [2018-09-30 11:47:00,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:00,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:00,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:00,215 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:00,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:00,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:00,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3005 states to 1505 states and 3005 transitions. [2018-09-30 11:47:00,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 3005 transitions. [2018-09-30 11:47:00,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:00,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:00,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:00,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:00,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:00,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:00,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3007 states to 1506 states and 3007 transitions. [2018-09-30 11:47:00,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 3007 transitions. [2018-09-30 11:47:00,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:00,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:00,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:00,354 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:00,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:00,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:00,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3009 states to 1507 states and 3009 transitions. [2018-09-30 11:47:00,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 3009 transitions. [2018-09-30 11:47:00,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:00,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:00,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:00,422 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:00,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:00,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:00,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3011 states to 1508 states and 3011 transitions. [2018-09-30 11:47:00,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 3011 transitions. [2018-09-30 11:47:00,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:00,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:00,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:00,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:00,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:00,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:00,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 1509 states and 3013 transitions. [2018-09-30 11:47:00,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 3013 transitions. [2018-09-30 11:47:00,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:00,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:00,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:00,561 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:00,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:00,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:00,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3015 states to 1510 states and 3015 transitions. [2018-09-30 11:47:00,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 3015 transitions. [2018-09-30 11:47:00,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:00,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:00,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:00,629 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:00,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:00,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:00,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 1511 states and 3017 transitions. [2018-09-30 11:47:00,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 3017 transitions. [2018-09-30 11:47:00,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:00,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:00,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:00,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:00,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:00,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:00,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3019 states to 1512 states and 3019 transitions. [2018-09-30 11:47:00,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 3019 transitions. [2018-09-30 11:47:00,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:00,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:00,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:00,763 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:00,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:00,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:00,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3021 states to 1513 states and 3021 transitions. [2018-09-30 11:47:00,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 3021 transitions. [2018-09-30 11:47:00,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:00,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:00,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:00,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:00,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:00,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:00,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3023 states to 1514 states and 3023 transitions. [2018-09-30 11:47:00,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 3023 transitions. [2018-09-30 11:47:00,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:00,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:00,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:00,908 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:00,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:00,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:00,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 1515 states and 3025 transitions. [2018-09-30 11:47:00,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 3025 transitions. [2018-09-30 11:47:00,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:00,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:00,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:00,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:00,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:01,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:01,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3027 states to 1516 states and 3027 transitions. [2018-09-30 11:47:01,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 3027 transitions. [2018-09-30 11:47:01,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:01,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:01,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:01,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:01,060 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:01,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:01,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3029 states to 1517 states and 3029 transitions. [2018-09-30 11:47:01,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 3029 transitions. [2018-09-30 11:47:01,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:01,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:01,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:01,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:01,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:01,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:01,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3031 states to 1518 states and 3031 transitions. [2018-09-30 11:47:01,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 3031 transitions. [2018-09-30 11:47:01,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:01,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:01,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:01,194 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:01,205 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:01,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:01,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3033 states to 1519 states and 3033 transitions. [2018-09-30 11:47:01,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 3033 transitions. [2018-09-30 11:47:01,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:01,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:01,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:01,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:01,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:01,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:01,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 1520 states and 3035 transitions. [2018-09-30 11:47:01,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 3035 transitions. [2018-09-30 11:47:01,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:01,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:01,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:01,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:01,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:01,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:01,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3037 states to 1521 states and 3037 transitions. [2018-09-30 11:47:01,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 3037 transitions. [2018-09-30 11:47:01,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:01,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:01,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:01,406 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:01,417 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:01,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:01,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 1522 states and 3039 transitions. [2018-09-30 11:47:01,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 3039 transitions. [2018-09-30 11:47:01,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:01,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:01,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:01,475 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:01,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:01,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:01,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3041 states to 1523 states and 3041 transitions. [2018-09-30 11:47:01,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 3041 transitions. [2018-09-30 11:47:01,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:01,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:01,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:01,545 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:01,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:01,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:01,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3043 states to 1524 states and 3043 transitions. [2018-09-30 11:47:01,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 3043 transitions. [2018-09-30 11:47:01,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:01,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:01,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:01,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:01,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:01,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:01,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3045 states to 1525 states and 3045 transitions. [2018-09-30 11:47:01,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 3045 transitions. [2018-09-30 11:47:01,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:01,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:01,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:01,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:01,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:01,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3047 states to 1526 states and 3047 transitions. [2018-09-30 11:47:01,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 3047 transitions. [2018-09-30 11:47:01,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:01,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:01,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:01,759 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:01,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:01,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:01,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3049 states to 1527 states and 3049 transitions. [2018-09-30 11:47:01,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 3049 transitions. [2018-09-30 11:47:01,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:01,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:01,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:01,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:01,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:01,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:01,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3051 states to 1528 states and 3051 transitions. [2018-09-30 11:47:01,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 3051 transitions. [2018-09-30 11:47:01,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:01,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:01,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:01,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:01,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:01,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:01,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3053 states to 1529 states and 3053 transitions. [2018-09-30 11:47:01,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 3053 transitions. [2018-09-30 11:47:01,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:01,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:01,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:01,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:01,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:02,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:02,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3055 states to 1530 states and 3055 transitions. [2018-09-30 11:47:02,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 3055 transitions. [2018-09-30 11:47:02,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:02,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:02,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:02,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:02,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:02,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:02,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3057 states to 1531 states and 3057 transitions. [2018-09-30 11:47:02,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 3057 transitions. [2018-09-30 11:47:02,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:02,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:02,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:02,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:02,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:02,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:02,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3059 states to 1532 states and 3059 transitions. [2018-09-30 11:47:02,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 3059 transitions. [2018-09-30 11:47:02,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:02,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:02,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:02,182 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:02,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:02,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:02,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3061 states to 1533 states and 3061 transitions. [2018-09-30 11:47:02,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 3061 transitions. [2018-09-30 11:47:02,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:02,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:02,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:02,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:02,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:02,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:02,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3063 states to 1534 states and 3063 transitions. [2018-09-30 11:47:02,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 3063 transitions. [2018-09-30 11:47:02,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:02,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:02,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:02,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:02,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:02,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3065 states to 1535 states and 3065 transitions. [2018-09-30 11:47:02,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 3065 transitions. [2018-09-30 11:47:02,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:02,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:02,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:02,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:02,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:02,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:02,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3067 states to 1536 states and 3067 transitions. [2018-09-30 11:47:02,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 3067 transitions. [2018-09-30 11:47:02,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:02,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:02,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:02,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:02,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:02,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:02,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3069 states to 1537 states and 3069 transitions. [2018-09-30 11:47:02,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 3069 transitions. [2018-09-30 11:47:02,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:02,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:02,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:02,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:02,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:02,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3071 states to 1538 states and 3071 transitions. [2018-09-30 11:47:02,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 3071 transitions. [2018-09-30 11:47:02,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:02,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:02,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:02,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:02,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:02,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:02,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3073 states to 1539 states and 3073 transitions. [2018-09-30 11:47:02,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 3073 transitions. [2018-09-30 11:47:02,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:02,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:02,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:02,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:02,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:02,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:02,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3075 states to 1540 states and 3075 transitions. [2018-09-30 11:47:02,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 3075 transitions. [2018-09-30 11:47:02,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:02,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:02,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:02,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:02,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:02,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3077 states to 1541 states and 3077 transitions. [2018-09-30 11:47:02,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 3077 transitions. [2018-09-30 11:47:02,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:02,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:02,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:02,896 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:02,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:02,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:02,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3079 states to 1542 states and 3079 transitions. [2018-09-30 11:47:02,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 3079 transitions. [2018-09-30 11:47:02,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:02,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:02,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:02,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:02,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:03,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:03,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3081 states to 1543 states and 3081 transitions. [2018-09-30 11:47:03,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 3081 transitions. [2018-09-30 11:47:03,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:03,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:03,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:03,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:03,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:03,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:03,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3083 states to 1544 states and 3083 transitions. [2018-09-30 11:47:03,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 3083 transitions. [2018-09-30 11:47:03,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:03,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:03,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:03,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:03,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:03,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:03,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3085 states to 1545 states and 3085 transitions. [2018-09-30 11:47:03,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 3085 transitions. [2018-09-30 11:47:03,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:03,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:03,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:03,190 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:03,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:03,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:03,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3087 states to 1546 states and 3087 transitions. [2018-09-30 11:47:03,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 3087 transitions. [2018-09-30 11:47:03,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:03,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:03,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:03,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:03,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:03,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:03,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3089 states to 1547 states and 3089 transitions. [2018-09-30 11:47:03,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 3089 transitions. [2018-09-30 11:47:03,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:03,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:03,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:03,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:03,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:03,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:03,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3091 states to 1548 states and 3091 transitions. [2018-09-30 11:47:03,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 3091 transitions. [2018-09-30 11:47:03,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:03,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:03,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:03,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:03,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:03,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:03,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3093 states to 1549 states and 3093 transitions. [2018-09-30 11:47:03,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 3093 transitions. [2018-09-30 11:47:03,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:03,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:03,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:03,473 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:03,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:03,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:03,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3095 states to 1550 states and 3095 transitions. [2018-09-30 11:47:03,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 3095 transitions. [2018-09-30 11:47:03,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:03,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:03,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:03,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:03,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:03,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:03,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3097 states to 1551 states and 3097 transitions. [2018-09-30 11:47:03,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 3097 transitions. [2018-09-30 11:47:03,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:03,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:03,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:03,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:03,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:03,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:03,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3099 states to 1552 states and 3099 transitions. [2018-09-30 11:47:03,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 3099 transitions. [2018-09-30 11:47:03,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:03,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:03,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:03,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:03,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:03,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:03,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3101 states to 1553 states and 3101 transitions. [2018-09-30 11:47:03,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 3101 transitions. [2018-09-30 11:47:03,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:03,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:03,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:03,751 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:03,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:03,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:03,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3103 states to 1554 states and 3103 transitions. [2018-09-30 11:47:03,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 3103 transitions. [2018-09-30 11:47:03,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:03,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:03,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:03,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:03,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:03,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:03,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3105 states to 1555 states and 3105 transitions. [2018-09-30 11:47:03,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 3105 transitions. [2018-09-30 11:47:03,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:03,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:03,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:03,895 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:03,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:03,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:03,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3107 states to 1556 states and 3107 transitions. [2018-09-30 11:47:03,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 3107 transitions. [2018-09-30 11:47:03,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:03,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:03,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:03,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:03,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:04,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:04,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3109 states to 1557 states and 3109 transitions. [2018-09-30 11:47:04,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 3109 transitions. [2018-09-30 11:47:04,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:04,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:04,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:04,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:04,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:04,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:04,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3111 states to 1558 states and 3111 transitions. [2018-09-30 11:47:04,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 3111 transitions. [2018-09-30 11:47:04,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:04,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:04,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:04,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:04,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:04,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:04,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3113 states to 1559 states and 3113 transitions. [2018-09-30 11:47:04,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 3113 transitions. [2018-09-30 11:47:04,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:04,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:04,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:04,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:04,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:04,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:04,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3115 states to 1560 states and 3115 transitions. [2018-09-30 11:47:04,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 3115 transitions. [2018-09-30 11:47:04,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:04,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:04,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:04,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:04,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:04,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:04,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3117 states to 1561 states and 3117 transitions. [2018-09-30 11:47:04,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 3117 transitions. [2018-09-30 11:47:04,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:04,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:04,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:04,323 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:04,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:04,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:04,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3119 states to 1562 states and 3119 transitions. [2018-09-30 11:47:04,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 3119 transitions. [2018-09-30 11:47:04,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:04,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:04,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:04,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:04,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:04,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:04,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3121 states to 1563 states and 3121 transitions. [2018-09-30 11:47:04,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 3121 transitions. [2018-09-30 11:47:04,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:04,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:04,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:04,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:04,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:04,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:04,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3123 states to 1564 states and 3123 transitions. [2018-09-30 11:47:04,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 3123 transitions. [2018-09-30 11:47:04,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:04,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:04,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:04,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:04,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:04,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3125 states to 1565 states and 3125 transitions. [2018-09-30 11:47:04,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 3125 transitions. [2018-09-30 11:47:04,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:04,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:04,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:04,604 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:04,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:04,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:04,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3127 states to 1566 states and 3127 transitions. [2018-09-30 11:47:04,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 3127 transitions. [2018-09-30 11:47:04,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:04,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:04,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:04,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:04,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:04,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:04,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3129 states to 1567 states and 3129 transitions. [2018-09-30 11:47:04,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 3129 transitions. [2018-09-30 11:47:04,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:04,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:04,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:04,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:04,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:04,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:04,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3131 states to 1568 states and 3131 transitions. [2018-09-30 11:47:04,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 3131 transitions. [2018-09-30 11:47:04,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:04,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:04,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:04,830 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:04,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:04,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:04,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3133 states to 1569 states and 3133 transitions. [2018-09-30 11:47:04,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 3133 transitions. [2018-09-30 11:47:04,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:04,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:04,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:04,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:04,907 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:04,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:04,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3135 states to 1570 states and 3135 transitions. [2018-09-30 11:47:04,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 3135 transitions. [2018-09-30 11:47:04,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:04,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:04,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:04,970 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:04,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:05,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:05,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3137 states to 1571 states and 3137 transitions. [2018-09-30 11:47:05,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 3137 transitions. [2018-09-30 11:47:05,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:05,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:05,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:05,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:05,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:05,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:05,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3139 states to 1572 states and 3139 transitions. [2018-09-30 11:47:05,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 3139 transitions. [2018-09-30 11:47:05,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:05,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:05,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:05,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:05,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:05,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:05,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3141 states to 1573 states and 3141 transitions. [2018-09-30 11:47:05,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 3141 transitions. [2018-09-30 11:47:05,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:05,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:05,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:05,189 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:05,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:05,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:05,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3143 states to 1574 states and 3143 transitions. [2018-09-30 11:47:05,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 3143 transitions. [2018-09-30 11:47:05,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:05,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:05,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:05,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:05,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:05,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:05,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3145 states to 1575 states and 3145 transitions. [2018-09-30 11:47:05,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 3145 transitions. [2018-09-30 11:47:05,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:05,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:05,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:05,337 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:05,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:05,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:05,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 1576 states and 3147 transitions. [2018-09-30 11:47:05,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 3147 transitions. [2018-09-30 11:47:05,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:05,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:05,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:05,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:05,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:05,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:05,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3149 states to 1577 states and 3149 transitions. [2018-09-30 11:47:05,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 3149 transitions. [2018-09-30 11:47:05,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:05,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:05,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:05,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:05,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:05,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:05,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3151 states to 1578 states and 3151 transitions. [2018-09-30 11:47:05,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 3151 transitions. [2018-09-30 11:47:05,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:05,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:05,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:05,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:05,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:05,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:05,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 1579 states and 3153 transitions. [2018-09-30 11:47:05,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 3153 transitions. [2018-09-30 11:47:05,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:05,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:05,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:05,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:05,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:05,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:05,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3155 states to 1580 states and 3155 transitions. [2018-09-30 11:47:05,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 3155 transitions. [2018-09-30 11:47:05,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:05,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:05,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:05,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:05,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:05,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:05,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3157 states to 1581 states and 3157 transitions. [2018-09-30 11:47:05,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 3157 transitions. [2018-09-30 11:47:05,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:05,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:05,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:05,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:05,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:05,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3159 states to 1582 states and 3159 transitions. [2018-09-30 11:47:05,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 3159 transitions. [2018-09-30 11:47:05,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:05,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:05,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:05,858 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:05,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:05,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:05,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3161 states to 1583 states and 3161 transitions. [2018-09-30 11:47:05,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 3161 transitions. [2018-09-30 11:47:05,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:05,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:05,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:05,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:05,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:06,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:06,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3163 states to 1584 states and 3163 transitions. [2018-09-30 11:47:06,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 3163 transitions. [2018-09-30 11:47:06,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:06,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:06,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:06,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:06,019 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:06,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:06,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3165 states to 1585 states and 3165 transitions. [2018-09-30 11:47:06,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 3165 transitions. [2018-09-30 11:47:06,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:06,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:06,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:06,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:06,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:06,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:06,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3167 states to 1586 states and 3167 transitions. [2018-09-30 11:47:06,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 3167 transitions. [2018-09-30 11:47:06,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:06,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:06,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:06,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:06,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:06,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:06,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3169 states to 1587 states and 3169 transitions. [2018-09-30 11:47:06,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 3169 transitions. [2018-09-30 11:47:06,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:06,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:06,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:06,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:06,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:06,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:06,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3171 states to 1588 states and 3171 transitions. [2018-09-30 11:47:06,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 3171 transitions. [2018-09-30 11:47:06,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:06,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:06,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:06,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:06,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:06,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:06,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3173 states to 1589 states and 3173 transitions. [2018-09-30 11:47:06,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 3173 transitions. [2018-09-30 11:47:06,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:06,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:06,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:06,371 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:06,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:06,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:06,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3175 states to 1590 states and 3175 transitions. [2018-09-30 11:47:06,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 3175 transitions. [2018-09-30 11:47:06,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:06,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:06,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:06,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:06,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:06,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:06,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3177 states to 1591 states and 3177 transitions. [2018-09-30 11:47:06,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 3177 transitions. [2018-09-30 11:47:06,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:06,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:06,519 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:06,530 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:06,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:06,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3179 states to 1592 states and 3179 transitions. [2018-09-30 11:47:06,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 3179 transitions. [2018-09-30 11:47:06,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:06,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:06,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:06,595 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:06,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:06,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:06,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3181 states to 1593 states and 3181 transitions. [2018-09-30 11:47:06,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 3181 transitions. [2018-09-30 11:47:06,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:06,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:06,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:06,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:06,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:06,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:06,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3183 states to 1594 states and 3183 transitions. [2018-09-30 11:47:06,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 3183 transitions. [2018-09-30 11:47:06,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:06,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:06,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:06,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:06,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:06,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:06,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3185 states to 1595 states and 3185 transitions. [2018-09-30 11:47:06,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 3185 transitions. [2018-09-30 11:47:06,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:06,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:06,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:06,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:06,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:06,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:06,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3187 states to 1596 states and 3187 transitions. [2018-09-30 11:47:06,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 3187 transitions. [2018-09-30 11:47:06,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:06,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:06,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:06,885 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:06,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:06,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:06,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3189 states to 1597 states and 3189 transitions. [2018-09-30 11:47:06,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 3189 transitions. [2018-09-30 11:47:06,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:06,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:06,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:06,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:06,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:07,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:07,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3191 states to 1598 states and 3191 transitions. [2018-09-30 11:47:07,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 3191 transitions. [2018-09-30 11:47:07,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:07,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:07,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:07,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:07,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:07,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:07,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3193 states to 1599 states and 3193 transitions. [2018-09-30 11:47:07,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 3193 transitions. [2018-09-30 11:47:07,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:07,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:07,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:07,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:07,114 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:07,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:07,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3195 states to 1600 states and 3195 transitions. [2018-09-30 11:47:07,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 3195 transitions. [2018-09-30 11:47:07,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:07,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:07,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:07,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:07,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:07,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:07,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3197 states to 1601 states and 3197 transitions. [2018-09-30 11:47:07,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 3197 transitions. [2018-09-30 11:47:07,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:07,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:07,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:07,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:07,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:07,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:07,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3199 states to 1602 states and 3199 transitions. [2018-09-30 11:47:07,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 3199 transitions. [2018-09-30 11:47:07,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:07,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:07,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:07,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:07,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:07,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:07,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3201 states to 1603 states and 3201 transitions. [2018-09-30 11:47:07,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 3201 transitions. [2018-09-30 11:47:07,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:07,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:07,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:07,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:07,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:07,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:07,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3203 states to 1604 states and 3203 transitions. [2018-09-30 11:47:07,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 3203 transitions. [2018-09-30 11:47:07,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:07,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:07,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:07,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:07,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:07,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3205 states to 1605 states and 3205 transitions. [2018-09-30 11:47:07,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 3205 transitions. [2018-09-30 11:47:07,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:07,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:07,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:07,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:07,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:07,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:07,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3207 states to 1606 states and 3207 transitions. [2018-09-30 11:47:07,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 3207 transitions. [2018-09-30 11:47:07,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:07,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:07,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:07,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:07,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:07,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:07,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3209 states to 1607 states and 3209 transitions. [2018-09-30 11:47:07,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 3209 transitions. [2018-09-30 11:47:07,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:07,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:07,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:07,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:07,729 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:07,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:07,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3211 states to 1608 states and 3211 transitions. [2018-09-30 11:47:07,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 3211 transitions. [2018-09-30 11:47:07,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:07,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:07,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:07,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:07,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:07,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:07,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3213 states to 1609 states and 3213 transitions. [2018-09-30 11:47:07,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 3213 transitions. [2018-09-30 11:47:07,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:07,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:07,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:07,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:07,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:07,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:07,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3215 states to 1610 states and 3215 transitions. [2018-09-30 11:47:07,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 3215 transitions. [2018-09-30 11:47:07,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:07,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:07,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:07,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:07,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:08,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:08,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3217 states to 1611 states and 3217 transitions. [2018-09-30 11:47:08,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1611 states and 3217 transitions. [2018-09-30 11:47:08,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:08,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:08,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:08,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:08,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:08,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:08,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3219 states to 1612 states and 3219 transitions. [2018-09-30 11:47:08,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 3219 transitions. [2018-09-30 11:47:08,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:08,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:08,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:08,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:08,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:08,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:08,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3221 states to 1613 states and 3221 transitions. [2018-09-30 11:47:08,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1613 states and 3221 transitions. [2018-09-30 11:47:08,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:08,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:08,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:08,190 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:08,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:08,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:08,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3223 states to 1614 states and 3223 transitions. [2018-09-30 11:47:08,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 3223 transitions. [2018-09-30 11:47:08,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:08,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:08,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:08,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:08,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:08,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:08,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3225 states to 1615 states and 3225 transitions. [2018-09-30 11:47:08,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 3225 transitions. [2018-09-30 11:47:08,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:08,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:08,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:08,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:08,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:08,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:08,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3227 states to 1616 states and 3227 transitions. [2018-09-30 11:47:08,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 3227 transitions. [2018-09-30 11:47:08,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:08,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:08,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:08,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:08,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:08,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:08,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3229 states to 1617 states and 3229 transitions. [2018-09-30 11:47:08,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 3229 transitions. [2018-09-30 11:47:08,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:08,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:08,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:08,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:08,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:08,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:08,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 1618 states and 3231 transitions. [2018-09-30 11:47:08,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1618 states and 3231 transitions. [2018-09-30 11:47:08,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:08,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:08,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:08,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:08,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:08,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:08,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3233 states to 1619 states and 3233 transitions. [2018-09-30 11:47:08,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 3233 transitions. [2018-09-30 11:47:08,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:08,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:08,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:08,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:08,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:08,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:08,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 1620 states and 3235 transitions. [2018-09-30 11:47:08,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 3235 transitions. [2018-09-30 11:47:08,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:08,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:08,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:08,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:08,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:08,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:08,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3237 states to 1621 states and 3237 transitions. [2018-09-30 11:47:08,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 3237 transitions. [2018-09-30 11:47:08,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:08,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:08,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:08,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:08,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:08,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:08,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 1622 states and 3239 transitions. [2018-09-30 11:47:08,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 3239 transitions. [2018-09-30 11:47:08,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:08,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:08,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:08,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:08,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:08,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:08,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3241 states to 1623 states and 3241 transitions. [2018-09-30 11:47:08,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 3241 transitions. [2018-09-30 11:47:08,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:08,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:08,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:08,930 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:08,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:09,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:09,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3243 states to 1624 states and 3243 transitions. [2018-09-30 11:47:09,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 3243 transitions. [2018-09-30 11:47:09,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:09,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:09,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:09,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:09,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:09,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:09,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3245 states to 1625 states and 3245 transitions. [2018-09-30 11:47:09,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 3245 transitions. [2018-09-30 11:47:09,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:09,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:09,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:09,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:09,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:09,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:09,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3247 states to 1626 states and 3247 transitions. [2018-09-30 11:47:09,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 3247 transitions. [2018-09-30 11:47:09,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:09,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:09,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:09,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:09,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:09,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:09,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3249 states to 1627 states and 3249 transitions. [2018-09-30 11:47:09,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 3249 transitions. [2018-09-30 11:47:09,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:09,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:09,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:09,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:09,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:09,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:09,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3251 states to 1628 states and 3251 transitions. [2018-09-30 11:47:09,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 3251 transitions. [2018-09-30 11:47:09,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:09,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:09,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:09,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:09,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:09,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:09,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3253 states to 1629 states and 3253 transitions. [2018-09-30 11:47:09,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 3253 transitions. [2018-09-30 11:47:09,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:09,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:09,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:09,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:09,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:09,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:09,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3255 states to 1630 states and 3255 transitions. [2018-09-30 11:47:09,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 3255 transitions. [2018-09-30 11:47:09,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:09,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:09,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:09,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:09,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:09,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:09,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3257 states to 1631 states and 3257 transitions. [2018-09-30 11:47:09,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 3257 transitions. [2018-09-30 11:47:09,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:09,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:09,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:09,637 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:09,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:09,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:09,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 1632 states and 3259 transitions. [2018-09-30 11:47:09,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 3259 transitions. [2018-09-30 11:47:09,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:09,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:09,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:09,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:09,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:09,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:09,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 1633 states and 3261 transitions. [2018-09-30 11:47:09,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 3261 transitions. [2018-09-30 11:47:09,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:09,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:09,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:09,785 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:09,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:09,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:09,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3263 states to 1634 states and 3263 transitions. [2018-09-30 11:47:09,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1634 states and 3263 transitions. [2018-09-30 11:47:09,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:09,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:09,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:09,858 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:09,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:09,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:09,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3265 states to 1635 states and 3265 transitions. [2018-09-30 11:47:09,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 3265 transitions. [2018-09-30 11:47:09,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:09,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:09,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:09,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:09,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:09,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:09,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3267 states to 1636 states and 3267 transitions. [2018-09-30 11:47:09,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 3267 transitions. [2018-09-30 11:47:10,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:10,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:10,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:10,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:10,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:10,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:10,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3269 states to 1637 states and 3269 transitions. [2018-09-30 11:47:10,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 3269 transitions. [2018-09-30 11:47:10,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:10,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:10,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:10,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:10,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:10,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:10,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3271 states to 1638 states and 3271 transitions. [2018-09-30 11:47:10,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 3271 transitions. [2018-09-30 11:47:10,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:10,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:10,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:10,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:10,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:10,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:10,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3273 states to 1639 states and 3273 transitions. [2018-09-30 11:47:10,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 3273 transitions. [2018-09-30 11:47:10,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:10,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:10,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:10,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:10,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:10,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:10,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3275 states to 1640 states and 3275 transitions. [2018-09-30 11:47:10,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1640 states and 3275 transitions. [2018-09-30 11:47:10,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:10,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:10,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:10,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:10,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:10,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:10,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3277 states to 1641 states and 3277 transitions. [2018-09-30 11:47:10,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 3277 transitions. [2018-09-30 11:47:10,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:10,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:10,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:10,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:10,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:10,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:10,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3279 states to 1642 states and 3279 transitions. [2018-09-30 11:47:10,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 3279 transitions. [2018-09-30 11:47:10,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:10,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:10,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:10,453 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:10,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:10,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:10,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3281 states to 1643 states and 3281 transitions. [2018-09-30 11:47:10,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 3281 transitions. [2018-09-30 11:47:10,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:10,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:10,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:10,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:10,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:10,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:10,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3283 states to 1644 states and 3283 transitions. [2018-09-30 11:47:10,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 3283 transitions. [2018-09-30 11:47:10,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:10,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:10,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:10,602 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:10,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:10,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:10,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3285 states to 1645 states and 3285 transitions. [2018-09-30 11:47:10,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1645 states and 3285 transitions. [2018-09-30 11:47:10,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:10,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:10,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:10,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:10,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:10,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:10,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3287 states to 1646 states and 3287 transitions. [2018-09-30 11:47:10,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 3287 transitions. [2018-09-30 11:47:10,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:10,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:10,756 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:10,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:10,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:10,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3289 states to 1647 states and 3289 transitions. [2018-09-30 11:47:10,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 3289 transitions. [2018-09-30 11:47:10,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:10,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:10,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:10,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:10,843 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:10,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:10,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3291 states to 1648 states and 3291 transitions. [2018-09-30 11:47:10,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 3291 transitions. [2018-09-30 11:47:10,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:10,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:10,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:10,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:10,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:10,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:10,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3293 states to 1649 states and 3293 transitions. [2018-09-30 11:47:10,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 3293 transitions. [2018-09-30 11:47:10,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:10,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:10,976 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:10,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:11,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:11,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3295 states to 1650 states and 3295 transitions. [2018-09-30 11:47:11,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1650 states and 3295 transitions. [2018-09-30 11:47:11,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:11,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:11,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:11,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:11,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:11,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:11,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3297 states to 1651 states and 3297 transitions. [2018-09-30 11:47:11,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 3297 transitions. [2018-09-30 11:47:11,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:11,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:11,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:11,124 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:11,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:11,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:11,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3299 states to 1652 states and 3299 transitions. [2018-09-30 11:47:11,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 3299 transitions. [2018-09-30 11:47:11,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:11,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:11,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:11,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:11,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:11,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:11,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3301 states to 1653 states and 3301 transitions. [2018-09-30 11:47:11,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 3301 transitions. [2018-09-30 11:47:11,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:11,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:11,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:11,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:11,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:11,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:11,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3303 states to 1654 states and 3303 transitions. [2018-09-30 11:47:11,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 3303 transitions. [2018-09-30 11:47:11,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:11,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:11,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:11,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:11,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:11,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:11,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3305 states to 1655 states and 3305 transitions. [2018-09-30 11:47:11,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 3305 transitions. [2018-09-30 11:47:11,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:11,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:11,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:11,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:11,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:11,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:11,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3307 states to 1656 states and 3307 transitions. [2018-09-30 11:47:11,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 3307 transitions. [2018-09-30 11:47:11,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:11,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:11,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:11,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:11,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:11,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:11,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3309 states to 1657 states and 3309 transitions. [2018-09-30 11:47:11,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 3309 transitions. [2018-09-30 11:47:11,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:11,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:11,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:11,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:11,585 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:11,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:11,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3311 states to 1658 states and 3311 transitions. [2018-09-30 11:47:11,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 3311 transitions. [2018-09-30 11:47:11,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:11,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:11,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:11,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:11,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:11,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:11,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3313 states to 1659 states and 3313 transitions. [2018-09-30 11:47:11,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 3313 transitions. [2018-09-30 11:47:11,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:11,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:11,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:11,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:11,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:11,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:11,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3315 states to 1660 states and 3315 transitions. [2018-09-30 11:47:11,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1660 states and 3315 transitions. [2018-09-30 11:47:11,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:11,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:11,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:11,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:11,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:11,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:11,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3317 states to 1661 states and 3317 transitions. [2018-09-30 11:47:11,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 3317 transitions. [2018-09-30 11:47:11,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:11,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:11,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:11,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:11,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:11,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:11,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 1662 states and 3319 transitions. [2018-09-30 11:47:11,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1662 states and 3319 transitions. [2018-09-30 11:47:11,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:11,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:11,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:11,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:11,961 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:12,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:12,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3321 states to 1663 states and 3321 transitions. [2018-09-30 11:47:12,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1663 states and 3321 transitions. [2018-09-30 11:47:12,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:12,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:12,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:12,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:12,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:12,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:12,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3323 states to 1664 states and 3323 transitions. [2018-09-30 11:47:12,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 3323 transitions. [2018-09-30 11:47:12,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:12,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:12,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:12,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:12,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:12,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:12,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3325 states to 1665 states and 3325 transitions. [2018-09-30 11:47:12,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 3325 transitions. [2018-09-30 11:47:12,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:12,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:12,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:12,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:12,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:12,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:12,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3327 states to 1666 states and 3327 transitions. [2018-09-30 11:47:12,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 3327 transitions. [2018-09-30 11:47:12,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:12,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:12,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:12,256 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:12,266 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:12,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:12,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3329 states to 1667 states and 3329 transitions. [2018-09-30 11:47:12,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 3329 transitions. [2018-09-30 11:47:12,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:12,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:12,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:12,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:12,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:12,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:12,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3331 states to 1668 states and 3331 transitions. [2018-09-30 11:47:12,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 3331 transitions. [2018-09-30 11:47:12,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:12,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:12,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:12,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:12,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:12,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:12,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3333 states to 1669 states and 3333 transitions. [2018-09-30 11:47:12,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 3333 transitions. [2018-09-30 11:47:12,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:12,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:12,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:12,595 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:12,678 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:12,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:12,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3335 states to 1670 states and 3335 transitions. [2018-09-30 11:47:12,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 3335 transitions. [2018-09-30 11:47:12,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:12,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:12,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:12,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:12,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:12,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:12,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3337 states to 1671 states and 3337 transitions. [2018-09-30 11:47:12,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1671 states and 3337 transitions. [2018-09-30 11:47:12,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:12,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:12,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:12,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:12,970 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:13,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:13,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3339 states to 1672 states and 3339 transitions. [2018-09-30 11:47:13,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 3339 transitions. [2018-09-30 11:47:13,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:13,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:13,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:13,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:13,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:13,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:13,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3341 states to 1673 states and 3341 transitions. [2018-09-30 11:47:13,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 3341 transitions. [2018-09-30 11:47:13,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:13,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:13,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:13,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:13,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:13,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:13,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3343 states to 1674 states and 3343 transitions. [2018-09-30 11:47:13,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1674 states and 3343 transitions. [2018-09-30 11:47:13,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:13,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:13,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:13,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:13,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:13,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:13,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3345 states to 1675 states and 3345 transitions. [2018-09-30 11:47:13,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 3345 transitions. [2018-09-30 11:47:13,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:13,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:13,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:13,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:13,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:13,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:13,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3347 states to 1676 states and 3347 transitions. [2018-09-30 11:47:13,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 3347 transitions. [2018-09-30 11:47:13,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:13,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:13,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:13,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:13,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:13,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:13,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3349 states to 1677 states and 3349 transitions. [2018-09-30 11:47:13,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 3349 transitions. [2018-09-30 11:47:13,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:13,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:13,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:13,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:13,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:13,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:13,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3351 states to 1678 states and 3351 transitions. [2018-09-30 11:47:13,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 3351 transitions. [2018-09-30 11:47:13,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:13,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:13,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:13,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:13,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:13,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:13,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3353 states to 1679 states and 3353 transitions. [2018-09-30 11:47:13,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 3353 transitions. [2018-09-30 11:47:13,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:13,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:13,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:13,587 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:13,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:13,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:13,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3355 states to 1680 states and 3355 transitions. [2018-09-30 11:47:13,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 3355 transitions. [2018-09-30 11:47:13,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:13,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:13,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:13,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:13,671 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:13,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:13,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3357 states to 1681 states and 3357 transitions. [2018-09-30 11:47:13,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 3357 transitions. [2018-09-30 11:47:13,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:13,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:13,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:13,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:13,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:13,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:13,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3359 states to 1682 states and 3359 transitions. [2018-09-30 11:47:13,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 3359 transitions. [2018-09-30 11:47:13,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:13,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:13,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:13,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:13,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:13,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:13,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3361 states to 1683 states and 3361 transitions. [2018-09-30 11:47:13,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 3361 transitions. [2018-09-30 11:47:13,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:13,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:13,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:13,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:13,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:13,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3363 states to 1684 states and 3363 transitions. [2018-09-30 11:47:13,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 3363 transitions. [2018-09-30 11:47:13,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:13,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:13,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:13,959 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:13,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:14,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:14,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3365 states to 1685 states and 3365 transitions. [2018-09-30 11:47:14,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 3365 transitions. [2018-09-30 11:47:14,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:14,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:14,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:14,036 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:14,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:14,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:14,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 1686 states and 3367 transitions. [2018-09-30 11:47:14,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 3367 transitions. [2018-09-30 11:47:14,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:14,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:14,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:14,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:14,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:14,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:14,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3369 states to 1687 states and 3369 transitions. [2018-09-30 11:47:14,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 3369 transitions. [2018-09-30 11:47:14,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:14,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:14,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:14,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:14,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:14,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:14,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3371 states to 1688 states and 3371 transitions. [2018-09-30 11:47:14,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 3371 transitions. [2018-09-30 11:47:14,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:14,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:14,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:14,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:14,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:14,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:14,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3373 states to 1689 states and 3373 transitions. [2018-09-30 11:47:14,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 3373 transitions. [2018-09-30 11:47:14,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:14,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:14,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:14,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:14,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:14,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:14,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3375 states to 1690 states and 3375 transitions. [2018-09-30 11:47:14,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 3375 transitions. [2018-09-30 11:47:14,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:14,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:14,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:14,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:14,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:14,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:14,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3377 states to 1691 states and 3377 transitions. [2018-09-30 11:47:14,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 3377 transitions. [2018-09-30 11:47:14,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:14,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:14,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:14,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:14,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:14,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:14,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3379 states to 1692 states and 3379 transitions. [2018-09-30 11:47:14,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 3379 transitions. [2018-09-30 11:47:14,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:14,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:14,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:14,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:14,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:14,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:14,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 1693 states and 3381 transitions. [2018-09-30 11:47:14,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 3381 transitions. [2018-09-30 11:47:14,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:14,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:14,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:14,637 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:14,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:14,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:14,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3383 states to 1694 states and 3383 transitions. [2018-09-30 11:47:14,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 3383 transitions. [2018-09-30 11:47:14,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:14,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:14,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:14,712 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:14,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:14,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:14,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3385 states to 1695 states and 3385 transitions. [2018-09-30 11:47:14,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 3385 transitions. [2018-09-30 11:47:14,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:14,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:14,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:14,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:14,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:14,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:14,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3387 states to 1696 states and 3387 transitions. [2018-09-30 11:47:14,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 3387 transitions. [2018-09-30 11:47:14,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:14,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:14,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:14,867 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:14,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:14,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:14,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3389 states to 1697 states and 3389 transitions. [2018-09-30 11:47:14,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 3389 transitions. [2018-09-30 11:47:14,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:14,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:14,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:14,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:14,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:15,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:15,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3391 states to 1698 states and 3391 transitions. [2018-09-30 11:47:15,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 3391 transitions. [2018-09-30 11:47:15,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:15,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:15,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:15,020 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:15,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:15,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:15,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3393 states to 1699 states and 3393 transitions. [2018-09-30 11:47:15,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 3393 transitions. [2018-09-30 11:47:15,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:15,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:15,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:15,098 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:15,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:15,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:15,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3395 states to 1700 states and 3395 transitions. [2018-09-30 11:47:15,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 3395 transitions. [2018-09-30 11:47:15,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:15,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:15,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:15,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:15,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:15,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:15,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3397 states to 1701 states and 3397 transitions. [2018-09-30 11:47:15,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 3397 transitions. [2018-09-30 11:47:15,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:15,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:15,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:15,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:15,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:15,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:15,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3399 states to 1702 states and 3399 transitions. [2018-09-30 11:47:15,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 3399 transitions. [2018-09-30 11:47:15,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:15,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:15,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:15,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:15,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:15,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:15,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3401 states to 1703 states and 3401 transitions. [2018-09-30 11:47:15,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 3401 transitions. [2018-09-30 11:47:15,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:15,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:15,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:15,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:15,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:15,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:15,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3403 states to 1704 states and 3403 transitions. [2018-09-30 11:47:15,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 3403 transitions. [2018-09-30 11:47:15,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:15,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:15,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:15,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:15,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:15,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:15,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3405 states to 1705 states and 3405 transitions. [2018-09-30 11:47:15,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 3405 transitions. [2018-09-30 11:47:15,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:15,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:15,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:15,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:15,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:15,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:15,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3407 states to 1706 states and 3407 transitions. [2018-09-30 11:47:15,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 3407 transitions. [2018-09-30 11:47:15,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:15,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:15,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:15,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:15,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:15,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:15,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 1707 states and 3409 transitions. [2018-09-30 11:47:15,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 3409 transitions. [2018-09-30 11:47:15,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:15,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:15,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:15,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:15,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:15,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:15,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3411 states to 1708 states and 3411 transitions. [2018-09-30 11:47:15,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 3411 transitions. [2018-09-30 11:47:15,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:15,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:15,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:15,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:15,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:15,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:15,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3413 states to 1709 states and 3413 transitions. [2018-09-30 11:47:15,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 3413 transitions. [2018-09-30 11:47:15,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:15,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:15,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:15,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:15,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:15,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:15,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3415 states to 1710 states and 3415 transitions. [2018-09-30 11:47:15,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 3415 transitions. [2018-09-30 11:47:15,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:15,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:15,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:15,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:15,936 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:15,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:15,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3417 states to 1711 states and 3417 transitions. [2018-09-30 11:47:15,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1711 states and 3417 transitions. [2018-09-30 11:47:15,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:15,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:16,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:16,012 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:16,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:16,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:16,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3419 states to 1712 states and 3419 transitions. [2018-09-30 11:47:16,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 3419 transitions. [2018-09-30 11:47:16,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:16,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:16,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:16,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:16,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:16,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:16,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3421 states to 1713 states and 3421 transitions. [2018-09-30 11:47:16,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 3421 transitions. [2018-09-30 11:47:16,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:16,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:16,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:16,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:16,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:16,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:16,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3423 states to 1714 states and 3423 transitions. [2018-09-30 11:47:16,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 3423 transitions. [2018-09-30 11:47:16,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:16,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:16,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:16,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:16,258 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:16,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:16,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3425 states to 1715 states and 3425 transitions. [2018-09-30 11:47:16,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 3425 transitions. [2018-09-30 11:47:16,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:16,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:16,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:16,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:16,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:16,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:16,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3427 states to 1716 states and 3427 transitions. [2018-09-30 11:47:16,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 3427 transitions. [2018-09-30 11:47:16,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:16,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:16,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:16,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:16,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:16,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:16,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3429 states to 1717 states and 3429 transitions. [2018-09-30 11:47:16,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 3429 transitions. [2018-09-30 11:47:16,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:16,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:16,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:16,462 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:16,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:16,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:16,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3431 states to 1718 states and 3431 transitions. [2018-09-30 11:47:16,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 3431 transitions. [2018-09-30 11:47:16,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:16,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:16,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:16,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:16,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:16,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:16,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3433 states to 1719 states and 3433 transitions. [2018-09-30 11:47:16,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 3433 transitions. [2018-09-30 11:47:16,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:16,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:16,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:16,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:16,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:16,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:16,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3435 states to 1720 states and 3435 transitions. [2018-09-30 11:47:16,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 3435 transitions. [2018-09-30 11:47:16,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:16,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:16,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:16,683 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:16,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:16,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:16,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 1721 states and 3437 transitions. [2018-09-30 11:47:16,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 3437 transitions. [2018-09-30 11:47:16,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:16,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:16,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:16,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:16,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:16,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:16,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3439 states to 1722 states and 3439 transitions. [2018-09-30 11:47:16,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 3439 transitions. [2018-09-30 11:47:16,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:16,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:16,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:16,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:16,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:16,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:16,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3441 states to 1723 states and 3441 transitions. [2018-09-30 11:47:16,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 3441 transitions. [2018-09-30 11:47:16,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:16,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:16,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:16,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:16,919 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:16,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:16,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3443 states to 1724 states and 3443 transitions. [2018-09-30 11:47:16,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 3443 transitions. [2018-09-30 11:47:16,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:16,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:16,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:16,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:17,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:17,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:17,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3445 states to 1725 states and 3445 transitions. [2018-09-30 11:47:17,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 3445 transitions. [2018-09-30 11:47:17,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:17,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:17,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:17,072 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:17,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:17,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:17,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3447 states to 1726 states and 3447 transitions. [2018-09-30 11:47:17,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 3447 transitions. [2018-09-30 11:47:17,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:17,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:17,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:17,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:17,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:17,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:17,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3449 states to 1727 states and 3449 transitions. [2018-09-30 11:47:17,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 3449 transitions. [2018-09-30 11:47:17,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:17,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:17,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:17,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:17,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:17,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:17,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3451 states to 1728 states and 3451 transitions. [2018-09-30 11:47:17,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 3451 transitions. [2018-09-30 11:47:17,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:17,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:17,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:17,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:17,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:17,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:17,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3453 states to 1729 states and 3453 transitions. [2018-09-30 11:47:17,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 3453 transitions. [2018-09-30 11:47:17,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:17,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:17,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:17,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:17,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:17,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:17,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 1730 states and 3455 transitions. [2018-09-30 11:47:17,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 3455 transitions. [2018-09-30 11:47:17,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:17,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:17,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:17,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:17,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:17,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:17,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3457 states to 1731 states and 3457 transitions. [2018-09-30 11:47:17,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 3457 transitions. [2018-09-30 11:47:17,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:17,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:17,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:17,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:17,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:17,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:17,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3459 states to 1732 states and 3459 transitions. [2018-09-30 11:47:17,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 3459 transitions. [2018-09-30 11:47:17,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:17,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:17,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:17,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:17,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:17,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:17,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3461 states to 1733 states and 3461 transitions. [2018-09-30 11:47:17,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 3461 transitions. [2018-09-30 11:47:17,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:17,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:17,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:17,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:17,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:17,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3463 states to 1734 states and 3463 transitions. [2018-09-30 11:47:17,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 3463 transitions. [2018-09-30 11:47:17,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:17,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:17,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:17,767 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:17,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:17,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:17,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3465 states to 1735 states and 3465 transitions. [2018-09-30 11:47:17,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 3465 transitions. [2018-09-30 11:47:17,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:17,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:17,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:17,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:17,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:17,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:17,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3467 states to 1736 states and 3467 transitions. [2018-09-30 11:47:17,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 3467 transitions. [2018-09-30 11:47:17,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:17,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:17,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:17,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:17,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:18,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:18,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3469 states to 1737 states and 3469 transitions. [2018-09-30 11:47:18,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 3469 transitions. [2018-09-30 11:47:18,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:18,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:18,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:18,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:18,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:18,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:18,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3471 states to 1738 states and 3471 transitions. [2018-09-30 11:47:18,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 3471 transitions. [2018-09-30 11:47:18,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:18,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:18,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:18,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:18,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:18,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:18,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3473 states to 1739 states and 3473 transitions. [2018-09-30 11:47:18,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 3473 transitions. [2018-09-30 11:47:18,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:18,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:18,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:18,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:18,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:18,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:18,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3475 states to 1740 states and 3475 transitions. [2018-09-30 11:47:18,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 3475 transitions. [2018-09-30 11:47:18,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:18,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:18,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:18,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:18,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:18,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:18,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 1741 states and 3477 transitions. [2018-09-30 11:47:18,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 3477 transitions. [2018-09-30 11:47:18,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:18,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:18,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:18,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:18,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:18,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:18,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3479 states to 1742 states and 3479 transitions. [2018-09-30 11:47:18,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 3479 transitions. [2018-09-30 11:47:18,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:18,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:18,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:18,426 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:18,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:18,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:18,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1743 states and 3481 transitions. [2018-09-30 11:47:18,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 3481 transitions. [2018-09-30 11:47:18,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:18,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:18,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:18,504 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:18,513 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:18,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:18,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3483 states to 1744 states and 3483 transitions. [2018-09-30 11:47:18,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 3483 transitions. [2018-09-30 11:47:18,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:18,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:18,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:18,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:18,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:18,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:18,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3485 states to 1745 states and 3485 transitions. [2018-09-30 11:47:18,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 3485 transitions. [2018-09-30 11:47:18,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:18,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:18,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:18,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:18,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:18,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:18,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3487 states to 1746 states and 3487 transitions. [2018-09-30 11:47:18,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 3487 transitions. [2018-09-30 11:47:18,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:18,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:18,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:18,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:18,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:18,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:18,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3489 states to 1747 states and 3489 transitions. [2018-09-30 11:47:18,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 3489 transitions. [2018-09-30 11:47:18,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:18,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:18,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:18,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:18,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:18,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:18,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3491 states to 1748 states and 3491 transitions. [2018-09-30 11:47:18,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 3491 transitions. [2018-09-30 11:47:18,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:18,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:18,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:18,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:18,897 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:18,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:18,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3493 states to 1749 states and 3493 transitions. [2018-09-30 11:47:18,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 3493 transitions. [2018-09-30 11:47:18,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:18,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:18,970 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:18,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:19,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:19,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3495 states to 1750 states and 3495 transitions. [2018-09-30 11:47:19,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3495 transitions. [2018-09-30 11:47:19,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:19,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:19,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:19,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:19,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:19,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:19,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3497 states to 1751 states and 3497 transitions. [2018-09-30 11:47:19,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 3497 transitions. [2018-09-30 11:47:19,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:19,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:19,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:19,121 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:19,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:19,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:19,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 1752 states and 3499 transitions. [2018-09-30 11:47:19,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 3499 transitions. [2018-09-30 11:47:19,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:19,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:19,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:19,194 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:19,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:19,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:19,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3501 states to 1753 states and 3501 transitions. [2018-09-30 11:47:19,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 3501 transitions. [2018-09-30 11:47:19,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:19,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:19,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:19,271 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:19,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:19,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:19,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3503 states to 1754 states and 3503 transitions. [2018-09-30 11:47:19,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 3503 transitions. [2018-09-30 11:47:19,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:19,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:19,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:19,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:19,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:19,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:19,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3505 states to 1755 states and 3505 transitions. [2018-09-30 11:47:19,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 3505 transitions. [2018-09-30 11:47:19,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:19,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:19,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:19,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:19,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:19,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:19,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3507 states to 1756 states and 3507 transitions. [2018-09-30 11:47:19,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 3507 transitions. [2018-09-30 11:47:19,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:19,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:19,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:19,504 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:19,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:19,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:19,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3509 states to 1757 states and 3509 transitions. [2018-09-30 11:47:19,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 3509 transitions. [2018-09-30 11:47:19,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:19,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:19,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:19,582 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:19,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:19,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:19,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3511 states to 1758 states and 3511 transitions. [2018-09-30 11:47:19,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3511 transitions. [2018-09-30 11:47:19,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:19,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:19,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:19,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:19,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:19,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:19,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 1759 states and 3513 transitions. [2018-09-30 11:47:19,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 3513 transitions. [2018-09-30 11:47:19,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:19,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:19,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:19,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:19,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:19,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:19,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 1760 states and 3515 transitions. [2018-09-30 11:47:19,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3515 transitions. [2018-09-30 11:47:19,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:19,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:19,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:19,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:19,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:19,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:19,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 1761 states and 3517 transitions. [2018-09-30 11:47:19,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 3517 transitions. [2018-09-30 11:47:19,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:19,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:19,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:19,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:19,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:19,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:19,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3519 states to 1762 states and 3519 transitions. [2018-09-30 11:47:19,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 3519 transitions. [2018-09-30 11:47:19,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:19,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:19,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:19,965 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:19,975 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:20,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:20,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3521 states to 1763 states and 3521 transitions. [2018-09-30 11:47:20,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 3521 transitions. [2018-09-30 11:47:20,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:20,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:20,046 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:20,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:20,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:20,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3523 states to 1764 states and 3523 transitions. [2018-09-30 11:47:20,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 3523 transitions. [2018-09-30 11:47:20,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:20,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:20,121 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:20,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:20,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:20,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3525 states to 1765 states and 3525 transitions. [2018-09-30 11:47:20,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 3525 transitions. [2018-09-30 11:47:20,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:20,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:20,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:20,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:20,212 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:20,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:20,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3527 states to 1766 states and 3527 transitions. [2018-09-30 11:47:20,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 3527 transitions. [2018-09-30 11:47:20,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:20,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:20,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:20,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:20,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:20,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:20,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3529 states to 1767 states and 3529 transitions. [2018-09-30 11:47:20,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 3529 transitions. [2018-09-30 11:47:20,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:20,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:20,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:20,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:20,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:20,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:20,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3531 states to 1768 states and 3531 transitions. [2018-09-30 11:47:20,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 3531 transitions. [2018-09-30 11:47:20,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:20,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:20,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:20,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:20,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:20,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:20,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 1769 states and 3533 transitions. [2018-09-30 11:47:20,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 3533 transitions. [2018-09-30 11:47:20,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:20,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:20,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:20,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:20,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:20,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:20,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3535 states to 1770 states and 3535 transitions. [2018-09-30 11:47:20,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 3535 transitions. [2018-09-30 11:47:20,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:20,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:20,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:20,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:20,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:20,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:20,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3537 states to 1771 states and 3537 transitions. [2018-09-30 11:47:20,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 3537 transitions. [2018-09-30 11:47:20,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:20,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:20,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:20,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:20,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:20,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:20,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3539 states to 1772 states and 3539 transitions. [2018-09-30 11:47:20,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 3539 transitions. [2018-09-30 11:47:20,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:20,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:20,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:20,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:20,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:20,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:20,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3541 states to 1773 states and 3541 transitions. [2018-09-30 11:47:20,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 3541 transitions. [2018-09-30 11:47:20,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:20,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:20,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:20,832 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:20,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:20,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:20,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 1774 states and 3543 transitions. [2018-09-30 11:47:20,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 3543 transitions. [2018-09-30 11:47:20,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:20,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:20,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:20,909 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:20,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:20,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:20,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 1775 states and 3545 transitions. [2018-09-30 11:47:20,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 3545 transitions. [2018-09-30 11:47:20,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:20,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:20,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:20,989 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:21,000 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:21,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:21,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3547 states to 1776 states and 3547 transitions. [2018-09-30 11:47:21,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 3547 transitions. [2018-09-30 11:47:21,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:21,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:21,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:21,066 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:21,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:21,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:21,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3549 states to 1777 states and 3549 transitions. [2018-09-30 11:47:21,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 3549 transitions. [2018-09-30 11:47:21,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:21,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:21,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:21,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:21,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:21,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:21,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3551 states to 1778 states and 3551 transitions. [2018-09-30 11:47:21,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 3551 transitions. [2018-09-30 11:47:21,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:21,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:21,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:21,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:21,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:21,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 1779 states and 3553 transitions. [2018-09-30 11:47:21,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3553 transitions. [2018-09-30 11:47:21,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:21,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:21,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:21,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:21,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:21,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:21,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 1780 states and 3555 transitions. [2018-09-30 11:47:21,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 3555 transitions. [2018-09-30 11:47:21,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:21,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:21,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:21,373 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:21,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:21,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:21,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3557 states to 1781 states and 3557 transitions. [2018-09-30 11:47:21,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3557 transitions. [2018-09-30 11:47:21,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:21,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:21,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:21,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:21,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:21,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:21,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 1782 states and 3559 transitions. [2018-09-30 11:47:21,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 3559 transitions. [2018-09-30 11:47:21,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:21,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:21,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:21,529 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:21,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:21,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:21,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3561 states to 1783 states and 3561 transitions. [2018-09-30 11:47:21,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3561 transitions. [2018-09-30 11:47:21,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:21,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:21,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:21,602 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:21,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:21,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:21,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3563 states to 1784 states and 3563 transitions. [2018-09-30 11:47:21,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3563 transitions. [2018-09-30 11:47:21,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:21,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:21,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:21,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:21,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:21,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:21,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 1785 states and 3565 transitions. [2018-09-30 11:47:21,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 3565 transitions. [2018-09-30 11:47:21,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:21,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:21,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:21,759 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:21,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:21,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:21,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3567 states to 1786 states and 3567 transitions. [2018-09-30 11:47:21,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 3567 transitions. [2018-09-30 11:47:21,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:21,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:21,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:21,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:21,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:21,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:21,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3569 states to 1787 states and 3569 transitions. [2018-09-30 11:47:21,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 3569 transitions. [2018-09-30 11:47:21,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:21,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:21,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:21,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:21,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:21,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:21,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3571 states to 1788 states and 3571 transitions. [2018-09-30 11:47:21,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 3571 transitions. [2018-09-30 11:47:21,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:21,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:21,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:21,993 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:22,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:22,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:22,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3573 states to 1789 states and 3573 transitions. [2018-09-30 11:47:22,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 3573 transitions. [2018-09-30 11:47:22,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:22,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:22,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:22,069 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:22,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:22,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:22,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 1790 states and 3575 transitions. [2018-09-30 11:47:22,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 3575 transitions. [2018-09-30 11:47:22,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:22,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:22,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:22,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:22,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:22,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:22,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3577 states to 1791 states and 3577 transitions. [2018-09-30 11:47:22,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 3577 transitions. [2018-09-30 11:47:22,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:22,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:22,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:22,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:22,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:22,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:22,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3579 states to 1792 states and 3579 transitions. [2018-09-30 11:47:22,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 3579 transitions. [2018-09-30 11:47:22,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:22,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:22,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:22,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:22,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:22,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:22,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3581 states to 1793 states and 3581 transitions. [2018-09-30 11:47:22,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3581 transitions. [2018-09-30 11:47:22,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:22,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:22,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:22,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:22,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:22,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:22,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3583 states to 1794 states and 3583 transitions. [2018-09-30 11:47:22,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 3583 transitions. [2018-09-30 11:47:22,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:22,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:22,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:22,457 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:22,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:22,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:22,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3585 states to 1795 states and 3585 transitions. [2018-09-30 11:47:22,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1795 states and 3585 transitions. [2018-09-30 11:47:22,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:22,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:22,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:22,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:22,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:22,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:22,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3587 states to 1796 states and 3587 transitions. [2018-09-30 11:47:22,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 3587 transitions. [2018-09-30 11:47:22,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:22,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:22,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:22,622 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:22,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:22,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:22,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3589 states to 1797 states and 3589 transitions. [2018-09-30 11:47:22,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 3589 transitions. [2018-09-30 11:47:22,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:22,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:22,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:22,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:22,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:22,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:22,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3591 states to 1798 states and 3591 transitions. [2018-09-30 11:47:22,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3591 transitions. [2018-09-30 11:47:22,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:22,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:22,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:22,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:22,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:23,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:23,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3593 states to 1799 states and 3593 transitions. [2018-09-30 11:47:23,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 3593 transitions. [2018-09-30 11:47:23,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:23,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:23,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:23,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:23,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:23,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3595 states to 1800 states and 3595 transitions. [2018-09-30 11:47:23,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 3595 transitions. [2018-09-30 11:47:23,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:23,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:23,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:23,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:23,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:23,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:23,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3597 states to 1801 states and 3597 transitions. [2018-09-30 11:47:23,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 3597 transitions. [2018-09-30 11:47:23,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:23,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:23,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:23,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:23,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:23,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:23,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3599 states to 1802 states and 3599 transitions. [2018-09-30 11:47:23,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 3599 transitions. [2018-09-30 11:47:23,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:23,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:23,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:23,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:23,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:23,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:23,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 1803 states and 3601 transitions. [2018-09-30 11:47:23,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 3601 transitions. [2018-09-30 11:47:23,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:23,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:23,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:23,447 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:23,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:23,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:23,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 1804 states and 3603 transitions. [2018-09-30 11:47:23,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 3603 transitions. [2018-09-30 11:47:23,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:23,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:23,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:23,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:23,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:23,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:23,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3605 states to 1805 states and 3605 transitions. [2018-09-30 11:47:23,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 3605 transitions. [2018-09-30 11:47:23,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:23,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:23,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:23,613 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:23,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:23,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:23,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3607 states to 1806 states and 3607 transitions. [2018-09-30 11:47:23,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 3607 transitions. [2018-09-30 11:47:23,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:23,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:23,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:23,686 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:23,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:23,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:23,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3609 states to 1807 states and 3609 transitions. [2018-09-30 11:47:23,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 3609 transitions. [2018-09-30 11:47:23,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:23,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:23,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:23,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:23,771 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:23,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:23,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 1808 states and 3611 transitions. [2018-09-30 11:47:23,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 3611 transitions. [2018-09-30 11:47:23,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:23,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:23,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:23,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:23,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:23,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:23,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 1809 states and 3613 transitions. [2018-09-30 11:47:23,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 3613 transitions. [2018-09-30 11:47:23,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:23,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:23,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:23,917 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:23,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:23,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:23,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3615 states to 1810 states and 3615 transitions. [2018-09-30 11:47:23,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 3615 transitions. [2018-09-30 11:47:23,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:23,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:23,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:23,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:24,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:24,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:24,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3617 states to 1811 states and 3617 transitions. [2018-09-30 11:47:24,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 3617 transitions. [2018-09-30 11:47:24,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:24,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:24,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:24,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:24,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:24,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:24,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3619 states to 1812 states and 3619 transitions. [2018-09-30 11:47:24,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 3619 transitions. [2018-09-30 11:47:24,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:24,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:24,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:24,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:24,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:24,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:24,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3621 states to 1813 states and 3621 transitions. [2018-09-30 11:47:24,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 3621 transitions. [2018-09-30 11:47:24,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:24,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:24,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:24,234 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:24,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:24,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:24,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 1814 states and 3623 transitions. [2018-09-30 11:47:24,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 3623 transitions. [2018-09-30 11:47:24,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:24,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:24,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:24,309 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:24,321 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:24,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:24,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 1815 states and 3625 transitions. [2018-09-30 11:47:24,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 3625 transitions. [2018-09-30 11:47:24,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:24,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:24,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:24,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:24,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:24,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:24,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3627 states to 1816 states and 3627 transitions. [2018-09-30 11:47:24,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 3627 transitions. [2018-09-30 11:47:24,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:24,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:24,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:24,468 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:24,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:24,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:24,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3629 states to 1817 states and 3629 transitions. [2018-09-30 11:47:24,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3629 transitions. [2018-09-30 11:47:24,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:24,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:24,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:24,545 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:24,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:24,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:24,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3631 states to 1818 states and 3631 transitions. [2018-09-30 11:47:24,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 3631 transitions. [2018-09-30 11:47:24,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:24,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:24,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:24,622 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:24,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:24,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:24,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3633 states to 1819 states and 3633 transitions. [2018-09-30 11:47:24,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 3633 transitions. [2018-09-30 11:47:24,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:24,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:24,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:24,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:24,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:25,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:25,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3635 states to 1820 states and 3635 transitions. [2018-09-30 11:47:25,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 3635 transitions. [2018-09-30 11:47:25,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:25,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:25,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:25,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:25,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:25,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:25,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3637 states to 1821 states and 3637 transitions. [2018-09-30 11:47:25,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 3637 transitions. [2018-09-30 11:47:25,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:25,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:25,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:25,169 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:25,177 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:25,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:25,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3639 states to 1822 states and 3639 transitions. [2018-09-30 11:47:25,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 3639 transitions. [2018-09-30 11:47:25,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:25,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:25,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:25,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:25,258 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:25,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:25,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3641 states to 1823 states and 3641 transitions. [2018-09-30 11:47:25,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 3641 transitions. [2018-09-30 11:47:25,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:25,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:25,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:25,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:25,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:25,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:25,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3643 states to 1824 states and 3643 transitions. [2018-09-30 11:47:25,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 3643 transitions. [2018-09-30 11:47:25,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:25,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:25,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:25,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:25,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:25,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:25,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3645 states to 1825 states and 3645 transitions. [2018-09-30 11:47:25,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 3645 transitions. [2018-09-30 11:47:25,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:25,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:25,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:25,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:25,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:25,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:25,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 1826 states and 3647 transitions. [2018-09-30 11:47:25,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 3647 transitions. [2018-09-30 11:47:25,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:25,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:25,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:25,557 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:25,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:25,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:25,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3649 states to 1827 states and 3649 transitions. [2018-09-30 11:47:25,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 3649 transitions. [2018-09-30 11:47:25,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:25,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:25,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:25,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:25,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:25,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:25,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3651 states to 1828 states and 3651 transitions. [2018-09-30 11:47:25,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 3651 transitions. [2018-09-30 11:47:25,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:25,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:25,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:25,718 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:25,729 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:25,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:25,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3653 states to 1829 states and 3653 transitions. [2018-09-30 11:47:25,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 3653 transitions. [2018-09-30 11:47:25,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:25,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:25,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:25,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:25,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:25,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:25,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3655 states to 1830 states and 3655 transitions. [2018-09-30 11:47:25,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 3655 transitions. [2018-09-30 11:47:25,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:25,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:25,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:25,882 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:25,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:25,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:25,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3657 states to 1831 states and 3657 transitions. [2018-09-30 11:47:25,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 3657 transitions. [2018-09-30 11:47:25,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:25,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:25,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:25,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:25,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:26,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:26,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3659 states to 1832 states and 3659 transitions. [2018-09-30 11:47:26,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 3659 transitions. [2018-09-30 11:47:26,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:26,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:26,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:26,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:26,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:26,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:26,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3661 states to 1833 states and 3661 transitions. [2018-09-30 11:47:26,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 3661 transitions. [2018-09-30 11:47:26,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:26,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:26,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:26,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:26,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:26,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:26,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3663 states to 1834 states and 3663 transitions. [2018-09-30 11:47:26,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 3663 transitions. [2018-09-30 11:47:26,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:26,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:26,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:26,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:26,215 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:26,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:26,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3665 states to 1835 states and 3665 transitions. [2018-09-30 11:47:26,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 3665 transitions. [2018-09-30 11:47:26,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:26,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:26,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:26,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:26,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:26,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:26,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3667 states to 1836 states and 3667 transitions. [2018-09-30 11:47:26,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 3667 transitions. [2018-09-30 11:47:26,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:26,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:26,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:26,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:26,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:26,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:26,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3669 states to 1837 states and 3669 transitions. [2018-09-30 11:47:26,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 3669 transitions. [2018-09-30 11:47:26,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:26,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:26,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:26,447 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:26,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:26,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:26,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3671 states to 1838 states and 3671 transitions. [2018-09-30 11:47:26,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 3671 transitions. [2018-09-30 11:47:26,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:26,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:26,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:26,523 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:26,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:26,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:26,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3673 states to 1839 states and 3673 transitions. [2018-09-30 11:47:26,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 3673 transitions. [2018-09-30 11:47:26,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:26,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:26,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:26,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:26,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:26,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:26,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3675 states to 1840 states and 3675 transitions. [2018-09-30 11:47:26,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 3675 transitions. [2018-09-30 11:47:26,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:26,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:26,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:26,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:26,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:26,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:26,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3677 states to 1841 states and 3677 transitions. [2018-09-30 11:47:26,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 3677 transitions. [2018-09-30 11:47:26,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:26,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:26,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:26,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:26,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:26,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:26,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3679 states to 1842 states and 3679 transitions. [2018-09-30 11:47:26,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 3679 transitions. [2018-09-30 11:47:26,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:26,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:26,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:26,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:26,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:26,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:26,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3681 states to 1843 states and 3681 transitions. [2018-09-30 11:47:26,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 3681 transitions. [2018-09-30 11:47:26,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:26,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:26,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:26,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:26,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:27,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:27,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3683 states to 1844 states and 3683 transitions. [2018-09-30 11:47:27,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 3683 transitions. [2018-09-30 11:47:27,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:27,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:27,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:27,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:27,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:27,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:27,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 1845 states and 3685 transitions. [2018-09-30 11:47:27,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 3685 transitions. [2018-09-30 11:47:27,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:27,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:27,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:27,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:27,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:27,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:27,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3687 states to 1846 states and 3687 transitions. [2018-09-30 11:47:27,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 3687 transitions. [2018-09-30 11:47:27,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:27,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:27,255 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:27,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:27,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:27,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3689 states to 1847 states and 3689 transitions. [2018-09-30 11:47:27,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 3689 transitions. [2018-09-30 11:47:27,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:27,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:27,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:27,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:27,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:27,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:27,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 1848 states and 3691 transitions. [2018-09-30 11:47:27,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 3691 transitions. [2018-09-30 11:47:27,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:27,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:27,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:27,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:27,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:27,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:27,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3693 states to 1849 states and 3693 transitions. [2018-09-30 11:47:27,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 3693 transitions. [2018-09-30 11:47:27,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:27,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:27,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:27,475 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:27,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:27,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:27,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3695 states to 1850 states and 3695 transitions. [2018-09-30 11:47:27,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 3695 transitions. [2018-09-30 11:47:27,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:27,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:27,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:27,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:27,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:27,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:27,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3697 states to 1851 states and 3697 transitions. [2018-09-30 11:47:27,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 3697 transitions. [2018-09-30 11:47:27,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:27,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:27,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:27,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:27,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:27,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:27,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3699 states to 1852 states and 3699 transitions. [2018-09-30 11:47:27,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 3699 transitions. [2018-09-30 11:47:27,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:27,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:27,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:27,718 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:27,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:27,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:27,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3701 states to 1853 states and 3701 transitions. [2018-09-30 11:47:27,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 3701 transitions. [2018-09-30 11:47:27,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:27,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:27,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:27,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:27,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:27,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:27,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3703 states to 1854 states and 3703 transitions. [2018-09-30 11:47:27,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 3703 transitions. [2018-09-30 11:47:27,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:27,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:27,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:27,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:27,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:27,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:27,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3705 states to 1855 states and 3705 transitions. [2018-09-30 11:47:27,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1855 states and 3705 transitions. [2018-09-30 11:47:27,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:27,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:27,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:27,950 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:27,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:28,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:28,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 1856 states and 3707 transitions. [2018-09-30 11:47:28,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 3707 transitions. [2018-09-30 11:47:28,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:28,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:28,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:28,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:28,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:28,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:28,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3709 states to 1857 states and 3709 transitions. [2018-09-30 11:47:28,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 3709 transitions. [2018-09-30 11:47:28,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:28,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:28,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:28,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:28,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:28,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:28,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3711 states to 1858 states and 3711 transitions. [2018-09-30 11:47:28,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 3711 transitions. [2018-09-30 11:47:28,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:28,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:28,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:28,200 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:28,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:28,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:28,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 1859 states and 3713 transitions. [2018-09-30 11:47:28,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 3713 transitions. [2018-09-30 11:47:28,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:28,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:28,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:28,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:28,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:28,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:28,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3715 states to 1860 states and 3715 transitions. [2018-09-30 11:47:28,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 3715 transitions. [2018-09-30 11:47:28,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:28,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:28,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:28,383 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:28,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:28,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:28,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3717 states to 1861 states and 3717 transitions. [2018-09-30 11:47:28,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states and 3717 transitions. [2018-09-30 11:47:28,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:28,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:28,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:28,472 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:28,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:28,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:28,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3719 states to 1862 states and 3719 transitions. [2018-09-30 11:47:28,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 3719 transitions. [2018-09-30 11:47:28,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:28,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:28,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:28,551 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:28,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:28,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:28,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3721 states to 1863 states and 3721 transitions. [2018-09-30 11:47:28,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 3721 transitions. [2018-09-30 11:47:28,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:28,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:28,633 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:28,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:28,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:28,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3723 states to 1864 states and 3723 transitions. [2018-09-30 11:47:28,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 3723 transitions. [2018-09-30 11:47:28,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:28,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:28,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:28,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:28,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:28,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:28,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 1865 states and 3725 transitions. [2018-09-30 11:47:28,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 3725 transitions. [2018-09-30 11:47:28,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:28,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:28,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:28,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:28,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:28,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:28,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3727 states to 1866 states and 3727 transitions. [2018-09-30 11:47:28,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 3727 transitions. [2018-09-30 11:47:28,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:28,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:28,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:28,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:28,888 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:28,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:28,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3729 states to 1867 states and 3729 transitions. [2018-09-30 11:47:28,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 3729 transitions. [2018-09-30 11:47:28,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:28,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:28,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:28,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:28,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:29,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:29,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3731 states to 1868 states and 3731 transitions. [2018-09-30 11:47:29,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 3731 transitions. [2018-09-30 11:47:29,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:29,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:29,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:29,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:29,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:29,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:29,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3733 states to 1869 states and 3733 transitions. [2018-09-30 11:47:29,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 3733 transitions. [2018-09-30 11:47:29,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:29,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:29,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:29,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:29,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:29,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:29,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3735 states to 1870 states and 3735 transitions. [2018-09-30 11:47:29,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 3735 transitions. [2018-09-30 11:47:29,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:29,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:29,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:29,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:29,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:29,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:29,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3737 states to 1871 states and 3737 transitions. [2018-09-30 11:47:29,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 3737 transitions. [2018-09-30 11:47:29,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:29,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:29,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:29,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:29,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:29,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:29,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3739 states to 1872 states and 3739 transitions. [2018-09-30 11:47:29,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 3739 transitions. [2018-09-30 11:47:29,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:29,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:29,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:29,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:29,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:29,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:29,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3741 states to 1873 states and 3741 transitions. [2018-09-30 11:47:29,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1873 states and 3741 transitions. [2018-09-30 11:47:29,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:29,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:29,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:29,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:29,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:29,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:29,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3743 states to 1874 states and 3743 transitions. [2018-09-30 11:47:29,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 3743 transitions. [2018-09-30 11:47:29,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:29,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:29,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:29,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:29,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:29,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:29,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3745 states to 1875 states and 3745 transitions. [2018-09-30 11:47:29,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 3745 transitions. [2018-09-30 11:47:29,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:29,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:29,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:29,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:29,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:29,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:29,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3747 states to 1876 states and 3747 transitions. [2018-09-30 11:47:29,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 3747 transitions. [2018-09-30 11:47:29,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:29,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:29,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:29,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:29,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:29,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:29,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3749 states to 1877 states and 3749 transitions. [2018-09-30 11:47:29,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 3749 transitions. [2018-09-30 11:47:29,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:29,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:29,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:29,756 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:29,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:29,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:29,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3751 states to 1878 states and 3751 transitions. [2018-09-30 11:47:29,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 3751 transitions. [2018-09-30 11:47:29,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:29,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:29,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:29,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:29,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:29,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:29,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3753 states to 1879 states and 3753 transitions. [2018-09-30 11:47:29,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1879 states and 3753 transitions. [2018-09-30 11:47:29,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:29,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:29,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:29,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:29,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:29,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:29,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3755 states to 1880 states and 3755 transitions. [2018-09-30 11:47:29,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 3755 transitions. [2018-09-30 11:47:29,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:29,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:29,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:29,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:30,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:30,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:30,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3757 states to 1881 states and 3757 transitions. [2018-09-30 11:47:30,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 3757 transitions. [2018-09-30 11:47:30,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:30,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:30,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:30,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:30,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:30,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:30,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3759 states to 1882 states and 3759 transitions. [2018-09-30 11:47:30,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 3759 transitions. [2018-09-30 11:47:30,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:30,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:30,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:30,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:30,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:30,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3761 states to 1883 states and 3761 transitions. [2018-09-30 11:47:30,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 3761 transitions. [2018-09-30 11:47:30,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:30,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:30,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:30,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:30,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:30,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:30,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3763 states to 1884 states and 3763 transitions. [2018-09-30 11:47:30,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 3763 transitions. [2018-09-30 11:47:30,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:30,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:30,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:30,691 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:30,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:30,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:30,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3765 states to 1885 states and 3765 transitions. [2018-09-30 11:47:30,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 3765 transitions. [2018-09-30 11:47:30,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:30,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:30,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:30,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:30,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:30,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:30,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 1886 states and 3767 transitions. [2018-09-30 11:47:30,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 3767 transitions. [2018-09-30 11:47:30,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:30,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:30,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:30,854 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:30,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:30,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:30,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3769 states to 1887 states and 3769 transitions. [2018-09-30 11:47:30,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 3769 transitions. [2018-09-30 11:47:30,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:30,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:30,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:30,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:30,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:31,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:31,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3771 states to 1888 states and 3771 transitions. [2018-09-30 11:47:31,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1888 states and 3771 transitions. [2018-09-30 11:47:31,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:31,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:31,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:31,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:31,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:31,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3773 states to 1889 states and 3773 transitions. [2018-09-30 11:47:31,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 3773 transitions. [2018-09-30 11:47:31,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:31,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:31,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:31,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:31,100 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:31,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:31,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3775 states to 1890 states and 3775 transitions. [2018-09-30 11:47:31,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 3775 transitions. [2018-09-30 11:47:31,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:31,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:31,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:31,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:31,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:31,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:31,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3777 states to 1891 states and 3777 transitions. [2018-09-30 11:47:31,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 3777 transitions. [2018-09-30 11:47:31,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:31,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:31,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:31,260 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:31,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:31,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:31,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3779 states to 1892 states and 3779 transitions. [2018-09-30 11:47:31,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 3779 transitions. [2018-09-30 11:47:31,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:31,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:31,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:31,338 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:31,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:31,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:31,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3781 states to 1893 states and 3781 transitions. [2018-09-30 11:47:31,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 3781 transitions. [2018-09-30 11:47:31,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:31,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:31,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:31,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:31,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:31,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:31,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3783 states to 1894 states and 3783 transitions. [2018-09-30 11:47:31,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 3783 transitions. [2018-09-30 11:47:31,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:31,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:31,503 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:31,513 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:31,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:31,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3785 states to 1895 states and 3785 transitions. [2018-09-30 11:47:31,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 3785 transitions. [2018-09-30 11:47:31,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:31,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:31,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:31,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:31,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:31,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:31,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3787 states to 1896 states and 3787 transitions. [2018-09-30 11:47:31,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 3787 transitions. [2018-09-30 11:47:31,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:31,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:31,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:31,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:31,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:31,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:31,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3789 states to 1897 states and 3789 transitions. [2018-09-30 11:47:31,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 3789 transitions. [2018-09-30 11:47:31,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:31,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:31,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:31,744 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:31,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:31,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:31,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3791 states to 1898 states and 3791 transitions. [2018-09-30 11:47:31,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 3791 transitions. [2018-09-30 11:47:31,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:31,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:31,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:31,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:31,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:31,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:31,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3793 states to 1899 states and 3793 transitions. [2018-09-30 11:47:31,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 3793 transitions. [2018-09-30 11:47:31,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:31,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:31,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:31,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:31,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:31,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:31,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3795 states to 1900 states and 3795 transitions. [2018-09-30 11:47:31,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1900 states and 3795 transitions. [2018-09-30 11:47:31,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:31,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:31,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:31,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:31,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:32,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:32,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3797 states to 1901 states and 3797 transitions. [2018-09-30 11:47:32,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 3797 transitions. [2018-09-30 11:47:32,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:32,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:32,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:32,062 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:32,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:32,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:32,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3799 states to 1902 states and 3799 transitions. [2018-09-30 11:47:32,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 3799 transitions. [2018-09-30 11:47:32,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:32,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:32,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:32,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:32,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:32,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:32,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3801 states to 1903 states and 3801 transitions. [2018-09-30 11:47:32,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 3801 transitions. [2018-09-30 11:47:32,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:32,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:32,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:32,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:32,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:32,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:32,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3803 states to 1904 states and 3803 transitions. [2018-09-30 11:47:32,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 3803 transitions. [2018-09-30 11:47:32,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:32,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:32,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:32,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:32,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:32,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:32,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3805 states to 1905 states and 3805 transitions. [2018-09-30 11:47:32,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 3805 transitions. [2018-09-30 11:47:32,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:32,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:32,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:32,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:32,400 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:32,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:32,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3807 states to 1906 states and 3807 transitions. [2018-09-30 11:47:32,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 3807 transitions. [2018-09-30 11:47:32,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:32,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:32,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:32,473 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:32,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:32,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:32,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3809 states to 1907 states and 3809 transitions. [2018-09-30 11:47:32,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 3809 transitions. [2018-09-30 11:47:32,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:32,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:32,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:32,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:32,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:32,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:32,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3811 states to 1908 states and 3811 transitions. [2018-09-30 11:47:32,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 3811 transitions. [2018-09-30 11:47:32,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:32,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:32,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:32,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:32,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:32,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:32,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3813 states to 1909 states and 3813 transitions. [2018-09-30 11:47:32,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 3813 transitions. [2018-09-30 11:47:32,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:32,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:32,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:32,718 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:32,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:32,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:32,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3815 states to 1910 states and 3815 transitions. [2018-09-30 11:47:32,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 3815 transitions. [2018-09-30 11:47:32,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:32,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:32,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:32,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:32,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:32,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:32,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3817 states to 1911 states and 3817 transitions. [2018-09-30 11:47:32,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1911 states and 3817 transitions. [2018-09-30 11:47:32,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:32,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:32,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:32,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:32,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:32,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:32,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3819 states to 1912 states and 3819 transitions. [2018-09-30 11:47:32,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 3819 transitions. [2018-09-30 11:47:32,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:32,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:32,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:32,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:32,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:33,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:33,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3821 states to 1913 states and 3821 transitions. [2018-09-30 11:47:33,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 3821 transitions. [2018-09-30 11:47:33,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:33,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:33,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:33,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:33,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:33,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:33,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3823 states to 1914 states and 3823 transitions. [2018-09-30 11:47:33,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 3823 transitions. [2018-09-30 11:47:33,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:33,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:33,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:33,120 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:33,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:33,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:33,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3825 states to 1915 states and 3825 transitions. [2018-09-30 11:47:33,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 3825 transitions. [2018-09-30 11:47:33,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:33,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:33,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:33,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:33,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:33,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:33,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3827 states to 1916 states and 3827 transitions. [2018-09-30 11:47:33,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 3827 transitions. [2018-09-30 11:47:33,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:33,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:33,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:33,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:33,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:33,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:33,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3829 states to 1917 states and 3829 transitions. [2018-09-30 11:47:33,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1917 states and 3829 transitions. [2018-09-30 11:47:33,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:33,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:33,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:33,385 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:33,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:33,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:33,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 1918 states and 3831 transitions. [2018-09-30 11:47:33,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 3831 transitions. [2018-09-30 11:47:33,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:33,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:33,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:33,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:33,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:33,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:33,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3833 states to 1919 states and 3833 transitions. [2018-09-30 11:47:33,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 3833 transitions. [2018-09-30 11:47:33,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:33,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:33,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:33,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:33,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:33,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:33,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3835 states to 1920 states and 3835 transitions. [2018-09-30 11:47:33,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 3835 transitions. [2018-09-30 11:47:33,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:33,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:33,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:33,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:33,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:33,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:33,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3837 states to 1921 states and 3837 transitions. [2018-09-30 11:47:33,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 3837 transitions. [2018-09-30 11:47:33,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:33,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:33,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:33,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:33,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:33,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:33,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3839 states to 1922 states and 3839 transitions. [2018-09-30 11:47:33,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 3839 transitions. [2018-09-30 11:47:33,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:33,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:33,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:33,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:33,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:33,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:33,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3841 states to 1923 states and 3841 transitions. [2018-09-30 11:47:33,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 3841 transitions. [2018-09-30 11:47:33,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:33,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:33,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:33,909 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:33,919 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:33,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:33,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3843 states to 1924 states and 3843 transitions. [2018-09-30 11:47:33,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 3843 transitions. [2018-09-30 11:47:33,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:33,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:33,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:33,992 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:34,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:34,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:34,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3845 states to 1925 states and 3845 transitions. [2018-09-30 11:47:34,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 3845 transitions. [2018-09-30 11:47:34,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:34,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:34,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:34,071 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:34,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:34,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:34,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3847 states to 1926 states and 3847 transitions. [2018-09-30 11:47:34,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 3847 transitions. [2018-09-30 11:47:34,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:34,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:34,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:34,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:34,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:34,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:34,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3849 states to 1927 states and 3849 transitions. [2018-09-30 11:47:34,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 3849 transitions. [2018-09-30 11:47:34,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:34,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:34,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:34,238 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:34,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:34,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:34,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3851 states to 1928 states and 3851 transitions. [2018-09-30 11:47:34,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 3851 transitions. [2018-09-30 11:47:34,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:34,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:34,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:34,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:34,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:34,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:34,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3853 states to 1929 states and 3853 transitions. [2018-09-30 11:47:34,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 3853 transitions. [2018-09-30 11:47:34,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:34,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:34,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:34,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:34,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:34,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3855 states to 1930 states and 3855 transitions. [2018-09-30 11:47:34,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 3855 transitions. [2018-09-30 11:47:34,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:34,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:34,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:34,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:34,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:34,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:34,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3857 states to 1931 states and 3857 transitions. [2018-09-30 11:47:34,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 3857 transitions. [2018-09-30 11:47:34,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:34,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:34,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:34,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:34,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:34,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:34,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3859 states to 1932 states and 3859 transitions. [2018-09-30 11:47:34,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1932 states and 3859 transitions. [2018-09-30 11:47:34,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:34,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:34,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:34,643 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:34,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:34,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:34,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3861 states to 1933 states and 3861 transitions. [2018-09-30 11:47:34,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 3861 transitions. [2018-09-30 11:47:34,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:34,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:34,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:34,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:34,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:34,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:34,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3863 states to 1934 states and 3863 transitions. [2018-09-30 11:47:34,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 3863 transitions. [2018-09-30 11:47:34,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:34,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:34,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:34,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:34,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:34,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:34,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3865 states to 1935 states and 3865 transitions. [2018-09-30 11:47:34,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 3865 transitions. [2018-09-30 11:47:34,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:34,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:34,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:34,885 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:34,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:34,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:34,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3867 states to 1936 states and 3867 transitions. [2018-09-30 11:47:34,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 3867 transitions. [2018-09-30 11:47:34,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:34,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:34,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:34,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:34,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:35,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:35,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3869 states to 1937 states and 3869 transitions. [2018-09-30 11:47:35,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 3869 transitions. [2018-09-30 11:47:35,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:35,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:35,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:35,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:35,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:35,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:35,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3871 states to 1938 states and 3871 transitions. [2018-09-30 11:47:35,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 3871 transitions. [2018-09-30 11:47:35,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:35,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:35,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:35,126 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:35,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:35,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:35,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3873 states to 1939 states and 3873 transitions. [2018-09-30 11:47:35,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1939 states and 3873 transitions. [2018-09-30 11:47:35,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:35,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:35,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:35,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:35,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:35,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:35,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3875 states to 1940 states and 3875 transitions. [2018-09-30 11:47:35,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 3875 transitions. [2018-09-30 11:47:35,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:35,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:35,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:35,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:35,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:35,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:35,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3877 states to 1941 states and 3877 transitions. [2018-09-30 11:47:35,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 3877 transitions. [2018-09-30 11:47:35,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:35,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:35,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:35,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:35,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:35,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:35,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3879 states to 1942 states and 3879 transitions. [2018-09-30 11:47:35,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1942 states and 3879 transitions. [2018-09-30 11:47:35,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:35,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:35,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:35,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:35,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:35,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:35,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3881 states to 1943 states and 3881 transitions. [2018-09-30 11:47:35,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1943 states and 3881 transitions. [2018-09-30 11:47:35,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:35,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:35,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:35,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:35,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:35,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:35,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3883 states to 1944 states and 3883 transitions. [2018-09-30 11:47:35,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 3883 transitions. [2018-09-30 11:47:35,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:35,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:35,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:35,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:35,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:35,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:35,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3885 states to 1945 states and 3885 transitions. [2018-09-30 11:47:35,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 3885 transitions. [2018-09-30 11:47:35,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:35,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:35,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:35,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:35,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:35,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:35,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3887 states to 1946 states and 3887 transitions. [2018-09-30 11:47:35,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 3887 transitions. [2018-09-30 11:47:35,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:35,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:35,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:35,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:35,791 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:35,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:35,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3889 states to 1947 states and 3889 transitions. [2018-09-30 11:47:35,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1947 states and 3889 transitions. [2018-09-30 11:47:35,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:35,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:35,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:35,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:35,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:35,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:35,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3891 states to 1948 states and 3891 transitions. [2018-09-30 11:47:35,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1948 states and 3891 transitions. [2018-09-30 11:47:35,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:35,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:35,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:35,948 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:35,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:36,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:36,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3893 states to 1949 states and 3893 transitions. [2018-09-30 11:47:36,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1949 states and 3893 transitions. [2018-09-30 11:47:36,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:36,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:36,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:36,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:36,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:36,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:36,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3895 states to 1950 states and 3895 transitions. [2018-09-30 11:47:36,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1950 states and 3895 transitions. [2018-09-30 11:47:36,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:36,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:36,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:36,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:36,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:36,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:36,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3897 states to 1951 states and 3897 transitions. [2018-09-30 11:47:36,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1951 states and 3897 transitions. [2018-09-30 11:47:36,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:36,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:36,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:36,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:36,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:36,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:36,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3899 states to 1952 states and 3899 transitions. [2018-09-30 11:47:36,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 3899 transitions. [2018-09-30 11:47:36,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:36,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:36,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:36,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:36,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:36,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3901 states to 1953 states and 3901 transitions. [2018-09-30 11:47:36,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1953 states and 3901 transitions. [2018-09-30 11:47:36,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:36,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:36,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:36,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:36,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:36,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:36,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3903 states to 1954 states and 3903 transitions. [2018-09-30 11:47:36,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 3903 transitions. [2018-09-30 11:47:36,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:36,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:36,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:36,451 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:36,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:36,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:36,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3905 states to 1955 states and 3905 transitions. [2018-09-30 11:47:36,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 3905 transitions. [2018-09-30 11:47:36,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:36,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:36,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:36,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:36,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:36,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:36,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3907 states to 1956 states and 3907 transitions. [2018-09-30 11:47:36,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1956 states and 3907 transitions. [2018-09-30 11:47:36,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:36,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:36,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:36,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:36,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:36,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:36,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3909 states to 1957 states and 3909 transitions. [2018-09-30 11:47:36,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1957 states and 3909 transitions. [2018-09-30 11:47:36,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:36,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:36,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:36,698 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:36,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:36,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:36,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3911 states to 1958 states and 3911 transitions. [2018-09-30 11:47:36,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 3911 transitions. [2018-09-30 11:47:36,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:36,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:36,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:36,780 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:36,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:36,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:36,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3913 states to 1959 states and 3913 transitions. [2018-09-30 11:47:36,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1959 states and 3913 transitions. [2018-09-30 11:47:36,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:36,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:36,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:36,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:36,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:36,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:36,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3915 states to 1960 states and 3915 transitions. [2018-09-30 11:47:36,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 3915 transitions. [2018-09-30 11:47:36,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:36,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:36,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:36,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:36,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:37,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:37,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3917 states to 1961 states and 3917 transitions. [2018-09-30 11:47:37,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 3917 transitions. [2018-09-30 11:47:37,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:37,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:37,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:37,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:37,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:37,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:37,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3919 states to 1962 states and 3919 transitions. [2018-09-30 11:47:37,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 3919 transitions. [2018-09-30 11:47:37,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:37,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:37,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:37,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:37,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:37,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:37,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3921 states to 1963 states and 3921 transitions. [2018-09-30 11:47:37,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 3921 transitions. [2018-09-30 11:47:37,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:37,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:37,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:37,189 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:37,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:37,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:37,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3923 states to 1964 states and 3923 transitions. [2018-09-30 11:47:37,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 3923 transitions. [2018-09-30 11:47:37,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:37,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:37,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:37,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:37,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:37,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:37,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 1965 states and 3925 transitions. [2018-09-30 11:47:37,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1965 states and 3925 transitions. [2018-09-30 11:47:37,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:37,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:37,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:37,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:37,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:37,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:37,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3927 states to 1966 states and 3927 transitions. [2018-09-30 11:47:37,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1966 states and 3927 transitions. [2018-09-30 11:47:37,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:37,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:37,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:37,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:37,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:37,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:37,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3929 states to 1967 states and 3929 transitions. [2018-09-30 11:47:37,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 3929 transitions. [2018-09-30 11:47:37,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:37,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:37,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:37,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:37,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:37,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:37,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3931 states to 1968 states and 3931 transitions. [2018-09-30 11:47:37,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 3931 transitions. [2018-09-30 11:47:37,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:37,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:37,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:37,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:37,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:37,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:37,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3933 states to 1969 states and 3933 transitions. [2018-09-30 11:47:37,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 3933 transitions. [2018-09-30 11:47:37,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:37,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:37,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:37,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:37,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:37,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:37,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3935 states to 1970 states and 3935 transitions. [2018-09-30 11:47:37,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1970 states and 3935 transitions. [2018-09-30 11:47:37,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:37,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:37,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:37,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:37,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:37,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:37,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3937 states to 1971 states and 3937 transitions. [2018-09-30 11:47:37,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1971 states and 3937 transitions. [2018-09-30 11:47:37,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:37,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:37,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:37,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:37,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:37,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:37,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3939 states to 1972 states and 3939 transitions. [2018-09-30 11:47:37,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 3939 transitions. [2018-09-30 11:47:37,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:37,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:37,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:37,940 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:37,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:38,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:38,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 1973 states and 3941 transitions. [2018-09-30 11:47:38,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 3941 transitions. [2018-09-30 11:47:38,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:38,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:38,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:38,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:38,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:38,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:38,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3943 states to 1974 states and 3943 transitions. [2018-09-30 11:47:38,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1974 states and 3943 transitions. [2018-09-30 11:47:38,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:38,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:38,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:38,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:38,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:38,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:38,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3945 states to 1975 states and 3945 transitions. [2018-09-30 11:47:38,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 3945 transitions. [2018-09-30 11:47:38,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:38,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:38,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:38,194 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:38,206 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:38,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:38,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3947 states to 1976 states and 3947 transitions. [2018-09-30 11:47:38,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1976 states and 3947 transitions. [2018-09-30 11:47:38,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:38,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:38,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:38,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:38,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:38,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:38,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3949 states to 1977 states and 3949 transitions. [2018-09-30 11:47:38,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1977 states and 3949 transitions. [2018-09-30 11:47:38,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:38,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:38,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:38,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:38,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:38,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:38,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 1978 states and 3951 transitions. [2018-09-30 11:47:38,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 3951 transitions. [2018-09-30 11:47:38,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:38,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:38,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:38,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:38,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:38,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:38,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3953 states to 1979 states and 3953 transitions. [2018-09-30 11:47:38,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 3953 transitions. [2018-09-30 11:47:38,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:38,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:38,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:38,545 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:38,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:38,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:38,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3955 states to 1980 states and 3955 transitions. [2018-09-30 11:47:38,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1980 states and 3955 transitions. [2018-09-30 11:47:38,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:38,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:38,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:38,646 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:38,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:38,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:38,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3957 states to 1981 states and 3957 transitions. [2018-09-30 11:47:38,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 3957 transitions. [2018-09-30 11:47:38,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:38,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:38,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:38,731 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:38,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:38,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:38,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3959 states to 1982 states and 3959 transitions. [2018-09-30 11:47:38,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1982 states and 3959 transitions. [2018-09-30 11:47:38,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:38,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:38,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:38,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:38,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:38,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:38,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3961 states to 1983 states and 3961 transitions. [2018-09-30 11:47:38,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 3961 transitions. [2018-09-30 11:47:38,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:38,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:38,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:38,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:38,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:38,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:38,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3963 states to 1984 states and 3963 transitions. [2018-09-30 11:47:38,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1984 states and 3963 transitions. [2018-09-30 11:47:38,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:38,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:38,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:38,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:38,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:39,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:39,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3965 states to 1985 states and 3965 transitions. [2018-09-30 11:47:39,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1985 states and 3965 transitions. [2018-09-30 11:47:39,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:39,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:39,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:39,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:39,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:39,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:39,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3967 states to 1986 states and 3967 transitions. [2018-09-30 11:47:39,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 3967 transitions. [2018-09-30 11:47:39,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:39,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:39,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:39,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:39,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:39,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:39,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3969 states to 1987 states and 3969 transitions. [2018-09-30 11:47:39,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1987 states and 3969 transitions. [2018-09-30 11:47:39,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:39,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:39,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:39,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:39,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:39,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:39,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3971 states to 1988 states and 3971 transitions. [2018-09-30 11:47:39,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 3971 transitions. [2018-09-30 11:47:39,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:39,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:39,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:39,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:39,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:39,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:39,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3973 states to 1989 states and 3973 transitions. [2018-09-30 11:47:39,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1989 states and 3973 transitions. [2018-09-30 11:47:39,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:39,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:39,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:39,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:39,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:39,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:39,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3975 states to 1990 states and 3975 transitions. [2018-09-30 11:47:39,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1990 states and 3975 transitions. [2018-09-30 11:47:39,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:39,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:39,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:39,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:39,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:39,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:39,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3977 states to 1991 states and 3977 transitions. [2018-09-30 11:47:39,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1991 states and 3977 transitions. [2018-09-30 11:47:39,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:39,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:39,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:39,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:39,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:39,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:39,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3979 states to 1992 states and 3979 transitions. [2018-09-30 11:47:39,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 3979 transitions. [2018-09-30 11:47:39,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:39,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:39,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:39,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:39,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:39,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:39,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 1993 states and 3981 transitions. [2018-09-30 11:47:39,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 3981 transitions. [2018-09-30 11:47:39,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:39,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:39,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:39,719 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:39,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:39,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:39,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3983 states to 1994 states and 3983 transitions. [2018-09-30 11:47:39,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 3983 transitions. [2018-09-30 11:47:39,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:39,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:39,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:39,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:39,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:39,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:39,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3985 states to 1995 states and 3985 transitions. [2018-09-30 11:47:39,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1995 states and 3985 transitions. [2018-09-30 11:47:39,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:39,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:39,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:39,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:39,897 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:39,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:39,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3987 states to 1996 states and 3987 transitions. [2018-09-30 11:47:39,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 3987 transitions. [2018-09-30 11:47:39,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:39,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:39,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:39,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:39,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:40,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:40,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3989 states to 1997 states and 3989 transitions. [2018-09-30 11:47:40,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 3989 transitions. [2018-09-30 11:47:40,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:40,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:40,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:40,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:40,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:40,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:40,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3991 states to 1998 states and 3991 transitions. [2018-09-30 11:47:40,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1998 states and 3991 transitions. [2018-09-30 11:47:40,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:40,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:40,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:40,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:40,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:40,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:40,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3993 states to 1999 states and 3993 transitions. [2018-09-30 11:47:40,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1999 states and 3993 transitions. [2018-09-30 11:47:40,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:40,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:40,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:40,217 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:40,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:40,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:40,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3995 states to 2000 states and 3995 transitions. [2018-09-30 11:47:40,296 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 3995 transitions. [2018-09-30 11:47:40,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:40,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:40,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:40,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:40,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:40,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:40,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3997 states to 2001 states and 3997 transitions. [2018-09-30 11:47:40,381 INFO L276 IsEmpty]: Start isEmpty. Operand 2001 states and 3997 transitions. [2018-09-30 11:47:40,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:40,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:40,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:40,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:40,400 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:40,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:40,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 2002 states and 3999 transitions. [2018-09-30 11:47:40,464 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 3999 transitions. [2018-09-30 11:47:40,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:40,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:40,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:40,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:40,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:40,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:40,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 2003 states and 4001 transitions. [2018-09-30 11:47:40,546 INFO L276 IsEmpty]: Start isEmpty. Operand 2003 states and 4001 transitions. [2018-09-30 11:47:40,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:40,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:40,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:40,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:40,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:40,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:40,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4003 states to 2004 states and 4003 transitions. [2018-09-30 11:47:40,627 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 4003 transitions. [2018-09-30 11:47:40,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:40,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:40,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:40,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:40,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:40,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:40,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4005 states to 2005 states and 4005 transitions. [2018-09-30 11:47:40,709 INFO L276 IsEmpty]: Start isEmpty. Operand 2005 states and 4005 transitions. [2018-09-30 11:47:40,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:40,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:40,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:40,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:40,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:40,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:40,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4007 states to 2006 states and 4007 transitions. [2018-09-30 11:47:40,802 INFO L276 IsEmpty]: Start isEmpty. Operand 2006 states and 4007 transitions. [2018-09-30 11:47:40,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:40,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:40,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:40,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:40,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:40,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:40,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4009 states to 2007 states and 4009 transitions. [2018-09-30 11:47:40,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2007 states and 4009 transitions. [2018-09-30 11:47:40,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:40,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:40,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:40,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:40,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:40,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:40,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 2008 states and 4011 transitions. [2018-09-30 11:47:40,968 INFO L276 IsEmpty]: Start isEmpty. Operand 2008 states and 4011 transitions. [2018-09-30 11:47:40,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:40,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:40,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:40,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:40,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:41,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:41,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4013 states to 2009 states and 4013 transitions. [2018-09-30 11:47:41,052 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states and 4013 transitions. [2018-09-30 11:47:41,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:41,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:41,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:41,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:41,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:41,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:41,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 2010 states and 4015 transitions. [2018-09-30 11:47:41,134 INFO L276 IsEmpty]: Start isEmpty. Operand 2010 states and 4015 transitions. [2018-09-30 11:47:41,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:41,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:41,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:41,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:41,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:41,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:41,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4017 states to 2011 states and 4017 transitions. [2018-09-30 11:47:41,218 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 4017 transitions. [2018-09-30 11:47:41,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:41,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:41,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:41,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:41,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:41,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:41,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4019 states to 2012 states and 4019 transitions. [2018-09-30 11:47:41,296 INFO L276 IsEmpty]: Start isEmpty. Operand 2012 states and 4019 transitions. [2018-09-30 11:47:41,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:41,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:41,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:41,303 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:41,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:41,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:41,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4021 states to 2013 states and 4021 transitions. [2018-09-30 11:47:41,380 INFO L276 IsEmpty]: Start isEmpty. Operand 2013 states and 4021 transitions. [2018-09-30 11:47:41,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:41,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:41,385 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:41,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:41,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:41,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4023 states to 2014 states and 4023 transitions. [2018-09-30 11:47:41,462 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 4023 transitions. [2018-09-30 11:47:41,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:41,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:41,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:41,468 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:41,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:41,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:41,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4025 states to 2015 states and 4025 transitions. [2018-09-30 11:47:41,545 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 4025 transitions. [2018-09-30 11:47:41,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:41,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:41,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:41,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:41,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:41,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:41,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4027 states to 2016 states and 4027 transitions. [2018-09-30 11:47:41,628 INFO L276 IsEmpty]: Start isEmpty. Operand 2016 states and 4027 transitions. [2018-09-30 11:47:41,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:41,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:41,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:41,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:41,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:41,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:41,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 2017 states and 4029 transitions. [2018-09-30 11:47:41,711 INFO L276 IsEmpty]: Start isEmpty. Operand 2017 states and 4029 transitions. [2018-09-30 11:47:41,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:41,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:41,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:41,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:41,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:41,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:41,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4031 states to 2018 states and 4031 transitions. [2018-09-30 11:47:41,795 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 4031 transitions. [2018-09-30 11:47:41,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:41,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:41,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:41,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:41,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:41,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:41,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4033 states to 2019 states and 4033 transitions. [2018-09-30 11:47:41,882 INFO L276 IsEmpty]: Start isEmpty. Operand 2019 states and 4033 transitions. [2018-09-30 11:47:41,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:41,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:41,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:41,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:41,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:41,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:41,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4035 states to 2020 states and 4035 transitions. [2018-09-30 11:47:41,968 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 4035 transitions. [2018-09-30 11:47:41,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:41,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:41,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:41,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:41,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:42,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:42,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4037 states to 2021 states and 4037 transitions. [2018-09-30 11:47:42,052 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 4037 transitions. [2018-09-30 11:47:42,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:42,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:42,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:42,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:42,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:42,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:42,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4039 states to 2022 states and 4039 transitions. [2018-09-30 11:47:42,138 INFO L276 IsEmpty]: Start isEmpty. Operand 2022 states and 4039 transitions. [2018-09-30 11:47:42,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:42,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:42,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:42,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:42,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:42,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:42,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4041 states to 2023 states and 4041 transitions. [2018-09-30 11:47:42,218 INFO L276 IsEmpty]: Start isEmpty. Operand 2023 states and 4041 transitions. [2018-09-30 11:47:42,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:42,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:42,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:42,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:42,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:42,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:42,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4043 states to 2024 states and 4043 transitions. [2018-09-30 11:47:42,298 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 4043 transitions. [2018-09-30 11:47:42,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:42,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:42,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:42,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:42,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:42,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:42,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4045 states to 2025 states and 4045 transitions. [2018-09-30 11:47:42,383 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 4045 transitions. [2018-09-30 11:47:42,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:42,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:42,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:42,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:42,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:42,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:42,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4047 states to 2026 states and 4047 transitions. [2018-09-30 11:47:42,472 INFO L276 IsEmpty]: Start isEmpty. Operand 2026 states and 4047 transitions. [2018-09-30 11:47:42,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:42,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:42,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:42,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:42,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:42,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:42,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4049 states to 2027 states and 4049 transitions. [2018-09-30 11:47:42,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 4049 transitions. [2018-09-30 11:47:42,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:42,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:42,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:42,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:42,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:42,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:42,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4051 states to 2028 states and 4051 transitions. [2018-09-30 11:47:42,642 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 4051 transitions. [2018-09-30 11:47:42,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:42,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:42,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:42,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:42,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:42,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:42,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4053 states to 2029 states and 4053 transitions. [2018-09-30 11:47:42,728 INFO L276 IsEmpty]: Start isEmpty. Operand 2029 states and 4053 transitions. [2018-09-30 11:47:42,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:42,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:42,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:42,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:42,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:42,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:42,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4055 states to 2030 states and 4055 transitions. [2018-09-30 11:47:42,812 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 4055 transitions. [2018-09-30 11:47:42,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:42,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:42,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:42,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:42,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:42,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:42,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4057 states to 2031 states and 4057 transitions. [2018-09-30 11:47:42,899 INFO L276 IsEmpty]: Start isEmpty. Operand 2031 states and 4057 transitions. [2018-09-30 11:47:42,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:42,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:42,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:42,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:42,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:42,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:42,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4059 states to 2032 states and 4059 transitions. [2018-09-30 11:47:42,982 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 4059 transitions. [2018-09-30 11:47:42,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:42,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:42,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:42,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:42,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:43,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:43,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4061 states to 2033 states and 4061 transitions. [2018-09-30 11:47:43,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 4061 transitions. [2018-09-30 11:47:43,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:43,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:43,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:43,072 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:43,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:43,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:43,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4063 states to 2034 states and 4063 transitions. [2018-09-30 11:47:43,149 INFO L276 IsEmpty]: Start isEmpty. Operand 2034 states and 4063 transitions. [2018-09-30 11:47:43,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:43,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:43,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:43,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:43,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:43,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:43,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4065 states to 2035 states and 4065 transitions. [2018-09-30 11:47:43,232 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 4065 transitions. [2018-09-30 11:47:43,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:43,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:43,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:43,240 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:43,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:43,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:43,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4067 states to 2036 states and 4067 transitions. [2018-09-30 11:47:43,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 4067 transitions. [2018-09-30 11:47:43,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:43,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:43,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:43,323 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:43,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:43,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:43,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4069 states to 2037 states and 4069 transitions. [2018-09-30 11:47:43,400 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 4069 transitions. [2018-09-30 11:47:43,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:43,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:43,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:43,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:43,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:43,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:43,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4071 states to 2038 states and 4071 transitions. [2018-09-30 11:47:43,488 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 4071 transitions. [2018-09-30 11:47:43,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:43,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:43,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:43,493 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:43,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:43,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:43,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4073 states to 2039 states and 4073 transitions. [2018-09-30 11:47:43,579 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 4073 transitions. [2018-09-30 11:47:43,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:43,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:43,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:43,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:43,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:43,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:43,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4075 states to 2040 states and 4075 transitions. [2018-09-30 11:47:43,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 4075 transitions. [2018-09-30 11:47:43,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:43,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:43,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:43,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:43,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:43,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:43,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4077 states to 2041 states and 4077 transitions. [2018-09-30 11:47:43,761 INFO L276 IsEmpty]: Start isEmpty. Operand 2041 states and 4077 transitions. [2018-09-30 11:47:43,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:43,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:43,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:43,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:43,775 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:43,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:43,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 2042 states and 4079 transitions. [2018-09-30 11:47:43,853 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 4079 transitions. [2018-09-30 11:47:43,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:43,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:43,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:43,858 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:43,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:43,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:43,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4081 states to 2043 states and 4081 transitions. [2018-09-30 11:47:43,945 INFO L276 IsEmpty]: Start isEmpty. Operand 2043 states and 4081 transitions. [2018-09-30 11:47:43,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:43,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:43,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:43,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:43,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:44,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:44,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4083 states to 2044 states and 4083 transitions. [2018-09-30 11:47:44,029 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 4083 transitions. [2018-09-30 11:47:44,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:44,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:44,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:44,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:44,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:44,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:44,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4085 states to 2045 states and 4085 transitions. [2018-09-30 11:47:44,115 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 4085 transitions. [2018-09-30 11:47:44,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:44,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:44,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:44,121 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:44,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:44,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:44,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4087 states to 2046 states and 4087 transitions. [2018-09-30 11:47:44,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 4087 transitions. [2018-09-30 11:47:44,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:44,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:44,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:44,207 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:44,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:44,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:44,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4089 states to 2047 states and 4089 transitions. [2018-09-30 11:47:44,283 INFO L276 IsEmpty]: Start isEmpty. Operand 2047 states and 4089 transitions. [2018-09-30 11:47:44,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:44,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:44,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:44,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:44,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:44,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:44,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4091 states to 2048 states and 4091 transitions. [2018-09-30 11:47:44,367 INFO L276 IsEmpty]: Start isEmpty. Operand 2048 states and 4091 transitions. [2018-09-30 11:47:44,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:44,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:44,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:44,375 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:44,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:44,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:44,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4093 states to 2049 states and 4093 transitions. [2018-09-30 11:47:44,454 INFO L276 IsEmpty]: Start isEmpty. Operand 2049 states and 4093 transitions. [2018-09-30 11:47:44,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:44,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:44,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:44,462 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:44,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:44,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:44,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4095 states to 2050 states and 4095 transitions. [2018-09-30 11:47:44,541 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 4095 transitions. [2018-09-30 11:47:44,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:44,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:44,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:44,547 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:44,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:44,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:44,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4097 states to 2051 states and 4097 transitions. [2018-09-30 11:47:44,628 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 4097 transitions. [2018-09-30 11:47:44,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:44,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:44,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:44,635 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:44,648 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:44,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:44,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4099 states to 2052 states and 4099 transitions. [2018-09-30 11:47:44,712 INFO L276 IsEmpty]: Start isEmpty. Operand 2052 states and 4099 transitions. [2018-09-30 11:47:44,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:44,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:44,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:44,718 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:44,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:44,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:44,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4101 states to 2053 states and 4101 transitions. [2018-09-30 11:47:44,797 INFO L276 IsEmpty]: Start isEmpty. Operand 2053 states and 4101 transitions. [2018-09-30 11:47:44,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:44,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:44,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:44,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:44,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:44,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:44,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4103 states to 2054 states and 4103 transitions. [2018-09-30 11:47:44,884 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 4103 transitions. [2018-09-30 11:47:44,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:44,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:44,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:44,891 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:44,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:44,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:44,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4105 states to 2055 states and 4105 transitions. [2018-09-30 11:47:44,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 4105 transitions. [2018-09-30 11:47:44,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:44,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:44,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:44,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:44,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:45,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:45,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4107 states to 2056 states and 4107 transitions. [2018-09-30 11:47:45,059 INFO L276 IsEmpty]: Start isEmpty. Operand 2056 states and 4107 transitions. [2018-09-30 11:47:45,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:45,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:45,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:45,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:45,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:45,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:45,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4109 states to 2057 states and 4109 transitions. [2018-09-30 11:47:45,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2057 states and 4109 transitions. [2018-09-30 11:47:45,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:45,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:45,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:45,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:45,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:45,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:45,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4111 states to 2058 states and 4111 transitions. [2018-09-30 11:47:45,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2058 states and 4111 transitions. [2018-09-30 11:47:45,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:45,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:45,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:45,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:45,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:45,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:45,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4113 states to 2059 states and 4113 transitions. [2018-09-30 11:47:45,314 INFO L276 IsEmpty]: Start isEmpty. Operand 2059 states and 4113 transitions. [2018-09-30 11:47:45,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:45,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:45,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:45,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:45,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:45,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:45,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4115 states to 2060 states and 4115 transitions. [2018-09-30 11:47:45,397 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 4115 transitions. [2018-09-30 11:47:45,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:45,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:45,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:45,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:45,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:45,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:45,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4117 states to 2061 states and 4117 transitions. [2018-09-30 11:47:45,477 INFO L276 IsEmpty]: Start isEmpty. Operand 2061 states and 4117 transitions. [2018-09-30 11:47:45,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:45,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:45,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:45,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:45,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:45,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:45,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4119 states to 2062 states and 4119 transitions. [2018-09-30 11:47:45,559 INFO L276 IsEmpty]: Start isEmpty. Operand 2062 states and 4119 transitions. [2018-09-30 11:47:45,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:45,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:45,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:45,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:45,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:45,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:45,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4121 states to 2063 states and 4121 transitions. [2018-09-30 11:47:45,645 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 4121 transitions. [2018-09-30 11:47:45,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:45,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:45,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:45,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:45,663 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:45,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:45,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4123 states to 2064 states and 4123 transitions. [2018-09-30 11:47:45,731 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 4123 transitions. [2018-09-30 11:47:45,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:45,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:45,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:45,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:45,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:45,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:45,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4125 states to 2065 states and 4125 transitions. [2018-09-30 11:47:45,813 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 4125 transitions. [2018-09-30 11:47:45,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:45,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:45,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:45,820 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:45,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:45,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:45,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4127 states to 2066 states and 4127 transitions. [2018-09-30 11:47:45,900 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 4127 transitions. [2018-09-30 11:47:45,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:45,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:45,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:45,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:45,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:45,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:45,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4129 states to 2067 states and 4129 transitions. [2018-09-30 11:47:45,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2067 states and 4129 transitions. [2018-09-30 11:47:45,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:45,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:45,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:45,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:46,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:46,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:46,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4131 states to 2068 states and 4131 transitions. [2018-09-30 11:47:46,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 4131 transitions. [2018-09-30 11:47:46,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:46,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:46,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:46,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:46,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:46,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:46,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4133 states to 2069 states and 4133 transitions. [2018-09-30 11:47:46,155 INFO L276 IsEmpty]: Start isEmpty. Operand 2069 states and 4133 transitions. [2018-09-30 11:47:46,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:46,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:46,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:46,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:46,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:46,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:46,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4135 states to 2070 states and 4135 transitions. [2018-09-30 11:47:46,237 INFO L276 IsEmpty]: Start isEmpty. Operand 2070 states and 4135 transitions. [2018-09-30 11:47:46,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:46,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:46,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:46,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:46,255 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:46,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:46,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4137 states to 2071 states and 4137 transitions. [2018-09-30 11:47:46,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 4137 transitions. [2018-09-30 11:47:46,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:46,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:46,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:46,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:46,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:46,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:46,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4139 states to 2072 states and 4139 transitions. [2018-09-30 11:47:46,403 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 4139 transitions. [2018-09-30 11:47:46,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:46,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:46,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:46,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:46,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:46,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:46,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4141 states to 2073 states and 4141 transitions. [2018-09-30 11:47:46,487 INFO L276 IsEmpty]: Start isEmpty. Operand 2073 states and 4141 transitions. [2018-09-30 11:47:46,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:46,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:46,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:46,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:46,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:46,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:46,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 2074 states and 4143 transitions. [2018-09-30 11:47:46,572 INFO L276 IsEmpty]: Start isEmpty. Operand 2074 states and 4143 transitions. [2018-09-30 11:47:46,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:46,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:46,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:46,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:46,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:46,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:46,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4145 states to 2075 states and 4145 transitions. [2018-09-30 11:47:46,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2075 states and 4145 transitions. [2018-09-30 11:47:46,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:46,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:46,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:46,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:46,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:46,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4147 states to 2076 states and 4147 transitions. [2018-09-30 11:47:46,742 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 4147 transitions. [2018-09-30 11:47:46,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:46,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:46,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:46,749 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:46,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:46,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:46,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4149 states to 2077 states and 4149 transitions. [2018-09-30 11:47:46,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 4149 transitions. [2018-09-30 11:47:46,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:46,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:46,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:46,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:46,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:46,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:46,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4151 states to 2078 states and 4151 transitions. [2018-09-30 11:47:46,927 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 4151 transitions. [2018-09-30 11:47:46,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:46,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:46,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:46,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:46,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:47,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:47,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4153 states to 2079 states and 4153 transitions. [2018-09-30 11:47:47,012 INFO L276 IsEmpty]: Start isEmpty. Operand 2079 states and 4153 transitions. [2018-09-30 11:47:47,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:47,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:47,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:47,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:47,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:47,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:47,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4155 states to 2080 states and 4155 transitions. [2018-09-30 11:47:47,098 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 4155 transitions. [2018-09-30 11:47:47,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:47,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:47,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:47,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:47,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:47,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:47,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4157 states to 2081 states and 4157 transitions. [2018-09-30 11:47:47,184 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 4157 transitions. [2018-09-30 11:47:47,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:47,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:47,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:47,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:47,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:47,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:47,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4159 states to 2082 states and 4159 transitions. [2018-09-30 11:47:47,268 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states and 4159 transitions. [2018-09-30 11:47:47,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:47,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:47,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:47,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:47,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:47,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:47,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4161 states to 2083 states and 4161 transitions. [2018-09-30 11:47:47,355 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states and 4161 transitions. [2018-09-30 11:47:47,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:47,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:47,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:47,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:47,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:47,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:47,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4163 states to 2084 states and 4163 transitions. [2018-09-30 11:47:47,437 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 4163 transitions. [2018-09-30 11:47:47,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:47,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:47,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:47,445 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:47,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:47,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:47,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4165 states to 2085 states and 4165 transitions. [2018-09-30 11:47:47,518 INFO L276 IsEmpty]: Start isEmpty. Operand 2085 states and 4165 transitions. [2018-09-30 11:47:47,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:47,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:47,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:47,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:47,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:47,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:47,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4167 states to 2086 states and 4167 transitions. [2018-09-30 11:47:47,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2086 states and 4167 transitions. [2018-09-30 11:47:47,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:47,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:47,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:47,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:47,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:47,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:47,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4169 states to 2087 states and 4169 transitions. [2018-09-30 11:47:47,687 INFO L276 IsEmpty]: Start isEmpty. Operand 2087 states and 4169 transitions. [2018-09-30 11:47:47,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:47,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:47,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:47,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:47,703 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:47,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:47,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4171 states to 2088 states and 4171 transitions. [2018-09-30 11:47:47,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2088 states and 4171 transitions. [2018-09-30 11:47:47,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:47,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:47,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:47,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:47,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:47,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:47,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4173 states to 2089 states and 4173 transitions. [2018-09-30 11:47:47,854 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 4173 transitions. [2018-09-30 11:47:47,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:47,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:47,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:47,861 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:47,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:47,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:47,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4175 states to 2090 states and 4175 transitions. [2018-09-30 11:47:47,939 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 4175 transitions. [2018-09-30 11:47:47,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:47,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:47,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:47,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:47,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:48,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:48,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4177 states to 2091 states and 4177 transitions. [2018-09-30 11:47:48,024 INFO L276 IsEmpty]: Start isEmpty. Operand 2091 states and 4177 transitions. [2018-09-30 11:47:48,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:48,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:48,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:48,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:48,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:48,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:48,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4179 states to 2092 states and 4179 transitions. [2018-09-30 11:47:48,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 4179 transitions. [2018-09-30 11:47:48,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:48,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:48,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:48,129 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:48,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:48,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4181 states to 2093 states and 4181 transitions. [2018-09-30 11:47:48,199 INFO L276 IsEmpty]: Start isEmpty. Operand 2093 states and 4181 transitions. [2018-09-30 11:47:48,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:48,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:48,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:48,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:48,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:48,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:48,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4183 states to 2094 states and 4183 transitions. [2018-09-30 11:47:48,282 INFO L276 IsEmpty]: Start isEmpty. Operand 2094 states and 4183 transitions. [2018-09-30 11:47:48,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:48,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:48,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:48,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:48,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:48,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:48,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4185 states to 2095 states and 4185 transitions. [2018-09-30 11:47:48,366 INFO L276 IsEmpty]: Start isEmpty. Operand 2095 states and 4185 transitions. [2018-09-30 11:47:48,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:48,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:48,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:48,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:48,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:48,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:48,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4187 states to 2096 states and 4187 transitions. [2018-09-30 11:47:48,456 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 4187 transitions. [2018-09-30 11:47:48,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:48,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:48,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:48,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:48,475 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:48,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:48,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4189 states to 2097 states and 4189 transitions. [2018-09-30 11:47:48,544 INFO L276 IsEmpty]: Start isEmpty. Operand 2097 states and 4189 transitions. [2018-09-30 11:47:48,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:48,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:48,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:48,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:48,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:48,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:48,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 2098 states and 4191 transitions. [2018-09-30 11:47:48,634 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 4191 transitions. [2018-09-30 11:47:48,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:48,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:48,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:48,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:48,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:48,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:48,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4193 states to 2099 states and 4193 transitions. [2018-09-30 11:47:48,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 4193 transitions. [2018-09-30 11:47:48,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:48,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:48,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:48,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:48,740 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:48,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:48,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4195 states to 2100 states and 4195 transitions. [2018-09-30 11:47:48,819 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 4195 transitions. [2018-09-30 11:47:48,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:48,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:48,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:48,828 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:48,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:48,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:48,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4197 states to 2101 states and 4197 transitions. [2018-09-30 11:47:48,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 4197 transitions. [2018-09-30 11:47:48,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:48,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:48,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:48,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:48,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:48,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:48,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4199 states to 2102 states and 4199 transitions. [2018-09-30 11:47:48,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 4199 transitions. [2018-09-30 11:47:49,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:49,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:49,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:49,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:49,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:49,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:49,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4201 states to 2103 states and 4201 transitions. [2018-09-30 11:47:49,086 INFO L276 IsEmpty]: Start isEmpty. Operand 2103 states and 4201 transitions. [2018-09-30 11:47:49,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:49,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:49,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:49,091 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:49,100 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:49,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:49,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4203 states to 2104 states and 4203 transitions. [2018-09-30 11:47:49,169 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 4203 transitions. [2018-09-30 11:47:49,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:49,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:49,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:49,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:49,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:49,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:49,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4205 states to 2105 states and 4205 transitions. [2018-09-30 11:47:49,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 4205 transitions. [2018-09-30 11:47:49,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:49,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:49,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:49,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:49,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:49,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:49,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 2106 states and 4207 transitions. [2018-09-30 11:47:49,342 INFO L276 IsEmpty]: Start isEmpty. Operand 2106 states and 4207 transitions. [2018-09-30 11:47:49,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:49,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:49,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:49,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:49,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:49,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:49,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4209 states to 2107 states and 4209 transitions. [2018-09-30 11:47:49,426 INFO L276 IsEmpty]: Start isEmpty. Operand 2107 states and 4209 transitions. [2018-09-30 11:47:49,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:49,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:49,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:49,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:49,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:49,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:49,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4211 states to 2108 states and 4211 transitions. [2018-09-30 11:47:49,512 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 4211 transitions. [2018-09-30 11:47:49,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:49,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:49,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:49,519 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:49,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:49,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:49,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4213 states to 2109 states and 4213 transitions. [2018-09-30 11:47:49,598 INFO L276 IsEmpty]: Start isEmpty. Operand 2109 states and 4213 transitions. [2018-09-30 11:47:49,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:49,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:49,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:49,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:49,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:49,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:49,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4215 states to 2110 states and 4215 transitions. [2018-09-30 11:47:49,683 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 4215 transitions. [2018-09-30 11:47:49,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:49,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:49,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:49,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:49,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:49,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:49,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4217 states to 2111 states and 4217 transitions. [2018-09-30 11:47:49,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2111 states and 4217 transitions. [2018-09-30 11:47:49,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:49,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:49,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:49,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:49,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:49,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4219 states to 2112 states and 4219 transitions. [2018-09-30 11:47:49,853 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 4219 transitions. [2018-09-30 11:47:49,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:49,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:49,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:49,858 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:49,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:49,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:49,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4221 states to 2113 states and 4221 transitions. [2018-09-30 11:47:49,945 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 4221 transitions. [2018-09-30 11:47:49,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:49,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:49,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:49,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:49,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:50,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:50,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 2114 states and 4223 transitions. [2018-09-30 11:47:50,030 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 4223 transitions. [2018-09-30 11:47:50,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:50,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:50,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:50,036 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:50,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:50,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:50,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4225 states to 2115 states and 4225 transitions. [2018-09-30 11:47:50,117 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 4225 transitions. [2018-09-30 11:47:50,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:50,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:50,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:50,125 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:50,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:50,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:50,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4227 states to 2116 states and 4227 transitions. [2018-09-30 11:47:50,203 INFO L276 IsEmpty]: Start isEmpty. Operand 2116 states and 4227 transitions. [2018-09-30 11:47:50,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:50,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:50,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:50,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:50,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:50,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:50,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4229 states to 2117 states and 4229 transitions. [2018-09-30 11:47:50,290 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 4229 transitions. [2018-09-30 11:47:50,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:50,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:50,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:50,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:50,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:50,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:50,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4231 states to 2118 states and 4231 transitions. [2018-09-30 11:47:50,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 4231 transitions. [2018-09-30 11:47:50,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:50,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:50,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:50,383 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:50,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:50,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:50,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4233 states to 2119 states and 4233 transitions. [2018-09-30 11:47:50,465 INFO L276 IsEmpty]: Start isEmpty. Operand 2119 states and 4233 transitions. [2018-09-30 11:47:50,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:50,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:50,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:50,473 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:50,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:50,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:50,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4235 states to 2120 states and 4235 transitions. [2018-09-30 11:47:50,552 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 4235 transitions. [2018-09-30 11:47:50,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:50,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:50,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:50,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:50,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:50,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:50,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4237 states to 2121 states and 4237 transitions. [2018-09-30 11:47:50,639 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 4237 transitions. [2018-09-30 11:47:50,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:50,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:50,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:50,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:50,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:50,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:50,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 2122 states and 4239 transitions. [2018-09-30 11:47:50,730 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 4239 transitions. [2018-09-30 11:47:50,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:50,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:50,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:50,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:50,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:50,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:50,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4241 states to 2123 states and 4241 transitions. [2018-09-30 11:47:50,821 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 4241 transitions. [2018-09-30 11:47:50,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:50,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:50,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:50,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:50,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:50,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:50,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4243 states to 2124 states and 4243 transitions. [2018-09-30 11:47:50,904 INFO L276 IsEmpty]: Start isEmpty. Operand 2124 states and 4243 transitions. [2018-09-30 11:47:50,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:50,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:50,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:50,909 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:50,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:50,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:50,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4245 states to 2125 states and 4245 transitions. [2018-09-30 11:47:50,989 INFO L276 IsEmpty]: Start isEmpty. Operand 2125 states and 4245 transitions. [2018-09-30 11:47:50,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:50,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:50,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:50,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:51,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:51,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:51,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4247 states to 2126 states and 4247 transitions. [2018-09-30 11:47:51,075 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 4247 transitions. [2018-09-30 11:47:51,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:51,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:51,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:51,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:51,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:51,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:51,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4249 states to 2127 states and 4249 transitions. [2018-09-30 11:47:51,160 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 4249 transitions. [2018-09-30 11:47:51,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:51,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:51,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:51,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:51,177 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:51,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:51,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4251 states to 2128 states and 4251 transitions. [2018-09-30 11:47:51,253 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 4251 transitions. [2018-09-30 11:47:51,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:51,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:51,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:51,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:51,267 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:51,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:51,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4253 states to 2129 states and 4253 transitions. [2018-09-30 11:47:51,342 INFO L276 IsEmpty]: Start isEmpty. Operand 2129 states and 4253 transitions. [2018-09-30 11:47:51,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:51,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:51,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:51,349 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:51,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:51,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:51,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4255 states to 2130 states and 4255 transitions. [2018-09-30 11:47:51,429 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 4255 transitions. [2018-09-30 11:47:51,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:51,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:51,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:51,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:51,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:51,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:51,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4257 states to 2131 states and 4257 transitions. [2018-09-30 11:47:51,512 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 4257 transitions. [2018-09-30 11:47:51,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:51,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:51,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:51,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:51,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:51,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:51,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4259 states to 2132 states and 4259 transitions. [2018-09-30 11:47:51,594 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 4259 transitions. [2018-09-30 11:47:51,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:51,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:51,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:51,602 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:51,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:51,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:51,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4261 states to 2133 states and 4261 transitions. [2018-09-30 11:47:51,684 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 4261 transitions. [2018-09-30 11:47:51,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:51,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:51,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:51,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:51,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:51,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:51,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4263 states to 2134 states and 4263 transitions. [2018-09-30 11:47:51,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2134 states and 4263 transitions. [2018-09-30 11:47:51,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:51,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:51,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:51,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:51,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:51,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:51,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4265 states to 2135 states and 4265 transitions. [2018-09-30 11:47:51,860 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 4265 transitions. [2018-09-30 11:47:51,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:51,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:51,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:51,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:51,880 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:51,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:51,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4267 states to 2136 states and 4267 transitions. [2018-09-30 11:47:51,948 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 4267 transitions. [2018-09-30 11:47:51,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:51,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:51,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:51,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:51,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:52,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:52,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4269 states to 2137 states and 4269 transitions. [2018-09-30 11:47:52,036 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 4269 transitions. [2018-09-30 11:47:52,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:52,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:52,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:52,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:52,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:52,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:52,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4271 states to 2138 states and 4271 transitions. [2018-09-30 11:47:52,121 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 4271 transitions. [2018-09-30 11:47:52,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:52,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:52,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:52,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:52,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:52,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:52,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4273 states to 2139 states and 4273 transitions. [2018-09-30 11:47:52,209 INFO L276 IsEmpty]: Start isEmpty. Operand 2139 states and 4273 transitions. [2018-09-30 11:47:52,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:52,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:52,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:52,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:52,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:52,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:52,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4275 states to 2140 states and 4275 transitions. [2018-09-30 11:47:52,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 4275 transitions. [2018-09-30 11:47:52,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:52,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:52,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:52,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:52,312 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:52,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:52,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4277 states to 2141 states and 4277 transitions. [2018-09-30 11:47:52,381 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 4277 transitions. [2018-09-30 11:47:52,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:52,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:52,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:52,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:52,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:52,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:52,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4279 states to 2142 states and 4279 transitions. [2018-09-30 11:47:52,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2142 states and 4279 transitions. [2018-09-30 11:47:52,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:52,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:52,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:52,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:52,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:52,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:52,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 2143 states and 4281 transitions. [2018-09-30 11:47:52,558 INFO L276 IsEmpty]: Start isEmpty. Operand 2143 states and 4281 transitions. [2018-09-30 11:47:52,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:52,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:52,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:52,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:52,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:52,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:52,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4283 states to 2144 states and 4283 transitions. [2018-09-30 11:47:52,653 INFO L276 IsEmpty]: Start isEmpty. Operand 2144 states and 4283 transitions. [2018-09-30 11:47:52,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:52,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:52,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:52,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:52,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:52,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:52,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4285 states to 2145 states and 4285 transitions. [2018-09-30 11:47:52,736 INFO L276 IsEmpty]: Start isEmpty. Operand 2145 states and 4285 transitions. [2018-09-30 11:47:52,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:52,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:52,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:52,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:52,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:52,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4287 states to 2146 states and 4287 transitions. [2018-09-30 11:47:52,820 INFO L276 IsEmpty]: Start isEmpty. Operand 2146 states and 4287 transitions. [2018-09-30 11:47:52,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:52,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:52,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:52,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:52,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:52,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:52,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4289 states to 2147 states and 4289 transitions. [2018-09-30 11:47:52,907 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 4289 transitions. [2018-09-30 11:47:52,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:52,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:52,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:52,914 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:52,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:52,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:52,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4291 states to 2148 states and 4291 transitions. [2018-09-30 11:47:52,993 INFO L276 IsEmpty]: Start isEmpty. Operand 2148 states and 4291 transitions. [2018-09-30 11:47:52,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:52,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:52,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:53,000 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:53,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:53,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:53,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4293 states to 2149 states and 4293 transitions. [2018-09-30 11:47:53,079 INFO L276 IsEmpty]: Start isEmpty. Operand 2149 states and 4293 transitions. [2018-09-30 11:47:53,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:53,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:53,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:53,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:53,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:53,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4295 states to 2150 states and 4295 transitions. [2018-09-30 11:47:53,167 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 4295 transitions. [2018-09-30 11:47:53,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:53,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:53,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:53,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:53,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:53,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:53,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4297 states to 2151 states and 4297 transitions. [2018-09-30 11:47:53,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2151 states and 4297 transitions. [2018-09-30 11:47:53,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:53,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:53,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:53,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:53,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:53,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:53,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4299 states to 2152 states and 4299 transitions. [2018-09-30 11:47:53,343 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 4299 transitions. [2018-09-30 11:47:53,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:53,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:53,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:53,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:53,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:53,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:53,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4301 states to 2153 states and 4301 transitions. [2018-09-30 11:47:53,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states and 4301 transitions. [2018-09-30 11:47:53,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:53,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:53,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:53,441 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:53,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:53,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:53,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4303 states to 2154 states and 4303 transitions. [2018-09-30 11:47:53,522 INFO L276 IsEmpty]: Start isEmpty. Operand 2154 states and 4303 transitions. [2018-09-30 11:47:53,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:53,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:53,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:53,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:53,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:53,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:53,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4305 states to 2155 states and 4305 transitions. [2018-09-30 11:47:53,611 INFO L276 IsEmpty]: Start isEmpty. Operand 2155 states and 4305 transitions. [2018-09-30 11:47:53,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:53,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:53,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:53,619 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:53,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:53,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:53,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4307 states to 2156 states and 4307 transitions. [2018-09-30 11:47:53,698 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 4307 transitions. [2018-09-30 11:47:53,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:53,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:53,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:53,703 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:53,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:53,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:53,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4309 states to 2157 states and 4309 transitions. [2018-09-30 11:47:53,798 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 4309 transitions. [2018-09-30 11:47:53,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:53,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:53,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:53,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:53,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:53,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:53,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4311 states to 2158 states and 4311 transitions. [2018-09-30 11:47:53,893 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 4311 transitions. [2018-09-30 11:47:53,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:53,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:53,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:53,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:53,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:53,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:53,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4313 states to 2159 states and 4313 transitions. [2018-09-30 11:47:53,984 INFO L276 IsEmpty]: Start isEmpty. Operand 2159 states and 4313 transitions. [2018-09-30 11:47:53,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:53,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:53,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:53,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:53,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:54,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:54,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4315 states to 2160 states and 4315 transitions. [2018-09-30 11:47:54,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 4315 transitions. [2018-09-30 11:47:54,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:54,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:54,091 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:54,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:54,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:54,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4317 states to 2161 states and 4317 transitions. [2018-09-30 11:47:54,186 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 4317 transitions. [2018-09-30 11:47:54,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:54,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:54,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:54,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:54,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:54,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4319 states to 2162 states and 4319 transitions. [2018-09-30 11:47:54,271 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 4319 transitions. [2018-09-30 11:47:54,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:54,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:54,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:54,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:54,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:54,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:54,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4321 states to 2163 states and 4321 transitions. [2018-09-30 11:47:54,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2163 states and 4321 transitions. [2018-09-30 11:47:54,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:54,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:54,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:54,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:54,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:54,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:54,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4323 states to 2164 states and 4323 transitions. [2018-09-30 11:47:54,446 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 4323 transitions. [2018-09-30 11:47:54,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:54,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:54,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:54,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:54,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:54,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:54,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4325 states to 2165 states and 4325 transitions. [2018-09-30 11:47:54,540 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 4325 transitions. [2018-09-30 11:47:54,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:54,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:54,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:54,546 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:54,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:54,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:54,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4327 states to 2166 states and 4327 transitions. [2018-09-30 11:47:54,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2166 states and 4327 transitions. [2018-09-30 11:47:54,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:54,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:54,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:54,633 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:54,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:54,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:54,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4329 states to 2167 states and 4329 transitions. [2018-09-30 11:47:54,712 INFO L276 IsEmpty]: Start isEmpty. Operand 2167 states and 4329 transitions. [2018-09-30 11:47:54,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:54,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:54,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:54,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:54,729 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:54,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:54,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4331 states to 2168 states and 4331 transitions. [2018-09-30 11:47:54,801 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 4331 transitions. [2018-09-30 11:47:54,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:54,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:54,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:54,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:54,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:54,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:54,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4333 states to 2169 states and 4333 transitions. [2018-09-30 11:47:54,888 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 4333 transitions. [2018-09-30 11:47:54,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:54,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:54,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:54,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:54,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:54,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:54,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4335 states to 2170 states and 4335 transitions. [2018-09-30 11:47:54,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2170 states and 4335 transitions. [2018-09-30 11:47:54,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:54,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:54,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:54,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:54,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:55,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:55,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4337 states to 2171 states and 4337 transitions. [2018-09-30 11:47:55,060 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 4337 transitions. [2018-09-30 11:47:55,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:55,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:55,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:55,065 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:55,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:55,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:55,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4339 states to 2172 states and 4339 transitions. [2018-09-30 11:47:55,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2172 states and 4339 transitions. [2018-09-30 11:47:55,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:55,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:55,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:55,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:55,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:55,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:55,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4341 states to 2173 states and 4341 transitions. [2018-09-30 11:47:55,234 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 4341 transitions. [2018-09-30 11:47:55,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:55,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:55,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:55,239 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:55,249 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:55,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:55,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4343 states to 2174 states and 4343 transitions. [2018-09-30 11:47:55,315 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 4343 transitions. [2018-09-30 11:47:55,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:55,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:55,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:55,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:55,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:55,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:55,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4345 states to 2175 states and 4345 transitions. [2018-09-30 11:47:55,403 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 4345 transitions. [2018-09-30 11:47:55,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:55,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:55,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:55,410 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:55,418 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:55,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:55,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4347 states to 2176 states and 4347 transitions. [2018-09-30 11:47:55,491 INFO L276 IsEmpty]: Start isEmpty. Operand 2176 states and 4347 transitions. [2018-09-30 11:47:55,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:55,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:55,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:55,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:55,510 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:55,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:55,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4349 states to 2177 states and 4349 transitions. [2018-09-30 11:47:55,579 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 4349 transitions. [2018-09-30 11:47:55,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:55,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:55,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:55,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:55,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:55,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:55,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4351 states to 2178 states and 4351 transitions. [2018-09-30 11:47:55,666 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 4351 transitions. [2018-09-30 11:47:55,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:55,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:55,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:55,671 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:55,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:55,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:55,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4353 states to 2179 states and 4353 transitions. [2018-09-30 11:47:55,757 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 4353 transitions. [2018-09-30 11:47:55,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:55,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:55,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:55,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:55,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:55,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:55,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4355 states to 2180 states and 4355 transitions. [2018-09-30 11:47:55,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2180 states and 4355 transitions. [2018-09-30 11:47:55,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:55,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:55,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:55,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:55,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:55,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:55,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4357 states to 2181 states and 4357 transitions. [2018-09-30 11:47:55,936 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 4357 transitions. [2018-09-30 11:47:55,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:55,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:55,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:55,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:55,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:56,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:56,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4359 states to 2182 states and 4359 transitions. [2018-09-30 11:47:56,019 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 4359 transitions. [2018-09-30 11:47:56,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:56,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:56,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:56,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:56,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:56,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:56,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4361 states to 2183 states and 4361 transitions. [2018-09-30 11:47:56,183 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 4361 transitions. [2018-09-30 11:47:56,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:56,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:56,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:56,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:56,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:56,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:56,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4363 states to 2184 states and 4363 transitions. [2018-09-30 11:47:56,264 INFO L276 IsEmpty]: Start isEmpty. Operand 2184 states and 4363 transitions. [2018-09-30 11:47:56,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:56,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:56,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:56,271 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:56,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:56,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:56,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4365 states to 2185 states and 4365 transitions. [2018-09-30 11:47:56,357 INFO L276 IsEmpty]: Start isEmpty. Operand 2185 states and 4365 transitions. [2018-09-30 11:47:56,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:56,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:56,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:56,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:56,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:56,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:56,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4367 states to 2186 states and 4367 transitions. [2018-09-30 11:47:56,441 INFO L276 IsEmpty]: Start isEmpty. Operand 2186 states and 4367 transitions. [2018-09-30 11:47:56,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:56,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:56,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:56,448 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:56,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:56,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:56,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4369 states to 2187 states and 4369 transitions. [2018-09-30 11:47:56,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 4369 transitions. [2018-09-30 11:47:56,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:56,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:56,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:56,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:56,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:56,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:56,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4371 states to 2188 states and 4371 transitions. [2018-09-30 11:47:56,609 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 4371 transitions. [2018-09-30 11:47:56,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:56,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:56,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:56,614 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:56,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:56,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:56,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4373 states to 2189 states and 4373 transitions. [2018-09-30 11:47:56,696 INFO L276 IsEmpty]: Start isEmpty. Operand 2189 states and 4373 transitions. [2018-09-30 11:47:56,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:56,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:56,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:56,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:56,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:56,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:56,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4375 states to 2190 states and 4375 transitions. [2018-09-30 11:47:56,784 INFO L276 IsEmpty]: Start isEmpty. Operand 2190 states and 4375 transitions. [2018-09-30 11:47:56,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:56,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:56,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:56,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:56,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:56,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:56,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4377 states to 2191 states and 4377 transitions. [2018-09-30 11:47:56,876 INFO L276 IsEmpty]: Start isEmpty. Operand 2191 states and 4377 transitions. [2018-09-30 11:47:56,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:56,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:56,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:56,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:56,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:56,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:56,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4379 states to 2192 states and 4379 transitions. [2018-09-30 11:47:56,965 INFO L276 IsEmpty]: Start isEmpty. Operand 2192 states and 4379 transitions. [2018-09-30 11:47:56,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:56,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:56,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:56,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:56,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:57,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:57,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4381 states to 2193 states and 4381 transitions. [2018-09-30 11:47:57,054 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 4381 transitions. [2018-09-30 11:47:57,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:57,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:57,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:57,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:57,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:57,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:57,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4383 states to 2194 states and 4383 transitions. [2018-09-30 11:47:57,143 INFO L276 IsEmpty]: Start isEmpty. Operand 2194 states and 4383 transitions. [2018-09-30 11:47:57,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:57,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:57,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:57,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:57,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:57,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:57,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4385 states to 2195 states and 4385 transitions. [2018-09-30 11:47:57,232 INFO L276 IsEmpty]: Start isEmpty. Operand 2195 states and 4385 transitions. [2018-09-30 11:47:57,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:57,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:57,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:57,238 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:57,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:57,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:57,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4387 states to 2196 states and 4387 transitions. [2018-09-30 11:47:57,318 INFO L276 IsEmpty]: Start isEmpty. Operand 2196 states and 4387 transitions. [2018-09-30 11:47:57,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:57,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:57,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:57,323 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:57,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:57,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:57,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4389 states to 2197 states and 4389 transitions. [2018-09-30 11:47:57,409 INFO L276 IsEmpty]: Start isEmpty. Operand 2197 states and 4389 transitions. [2018-09-30 11:47:57,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:57,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:57,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:57,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:57,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:57,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:57,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4391 states to 2198 states and 4391 transitions. [2018-09-30 11:47:57,497 INFO L276 IsEmpty]: Start isEmpty. Operand 2198 states and 4391 transitions. [2018-09-30 11:47:57,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:57,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:57,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:57,504 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:57,513 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:57,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:57,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4393 states to 2199 states and 4393 transitions. [2018-09-30 11:47:57,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2199 states and 4393 transitions. [2018-09-30 11:47:57,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:57,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:57,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:57,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:57,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:57,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:57,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4395 states to 2200 states and 4395 transitions. [2018-09-30 11:47:57,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2200 states and 4395 transitions. [2018-09-30 11:47:57,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:57,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:57,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:57,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:57,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:57,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:57,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4397 states to 2201 states and 4397 transitions. [2018-09-30 11:47:57,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 4397 transitions. [2018-09-30 11:47:57,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:57,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:57,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:57,771 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:57,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:57,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:57,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4399 states to 2202 states and 4399 transitions. [2018-09-30 11:47:57,852 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 4399 transitions. [2018-09-30 11:47:57,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:57,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:57,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:57,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:57,871 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:57,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:57,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4401 states to 2203 states and 4401 transitions. [2018-09-30 11:47:57,936 INFO L276 IsEmpty]: Start isEmpty. Operand 2203 states and 4401 transitions. [2018-09-30 11:47:57,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:57,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:57,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:57,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:57,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:58,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:58,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4403 states to 2204 states and 4403 transitions. [2018-09-30 11:47:58,027 INFO L276 IsEmpty]: Start isEmpty. Operand 2204 states and 4403 transitions. [2018-09-30 11:47:58,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:58,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:58,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:58,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:58,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:58,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:58,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4405 states to 2205 states and 4405 transitions. [2018-09-30 11:47:58,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2205 states and 4405 transitions. [2018-09-30 11:47:58,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:58,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:58,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:58,125 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:58,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:58,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:58,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4407 states to 2206 states and 4407 transitions. [2018-09-30 11:47:58,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 4407 transitions. [2018-09-30 11:47:58,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:58,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:58,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:58,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:58,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:58,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:58,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4409 states to 2207 states and 4409 transitions. [2018-09-30 11:47:58,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2207 states and 4409 transitions. [2018-09-30 11:47:58,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:58,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:58,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:58,302 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:58,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:58,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:58,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4411 states to 2208 states and 4411 transitions. [2018-09-30 11:47:58,384 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 4411 transitions. [2018-09-30 11:47:58,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:58,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:58,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:58,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:58,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:58,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:58,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4413 states to 2209 states and 4413 transitions. [2018-09-30 11:47:58,473 INFO L276 IsEmpty]: Start isEmpty. Operand 2209 states and 4413 transitions. [2018-09-30 11:47:58,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:58,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:58,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:58,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:58,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:58,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:58,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4415 states to 2210 states and 4415 transitions. [2018-09-30 11:47:58,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 4415 transitions. [2018-09-30 11:47:58,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:58,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:58,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:58,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:58,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:58,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:58,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4417 states to 2211 states and 4417 transitions. [2018-09-30 11:47:58,650 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 4417 transitions. [2018-09-30 11:47:58,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:58,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:58,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:58,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:58,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:58,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:58,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4419 states to 2212 states and 4419 transitions. [2018-09-30 11:47:58,739 INFO L276 IsEmpty]: Start isEmpty. Operand 2212 states and 4419 transitions. [2018-09-30 11:47:58,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:58,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:58,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:58,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:58,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:58,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:58,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4421 states to 2213 states and 4421 transitions. [2018-09-30 11:47:58,826 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 4421 transitions. [2018-09-30 11:47:58,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:58,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:58,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:58,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:58,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:58,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:58,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4423 states to 2214 states and 4423 transitions. [2018-09-30 11:47:58,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2214 states and 4423 transitions. [2018-09-30 11:47:58,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:58,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:58,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:58,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:58,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:59,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:59,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4425 states to 2215 states and 4425 transitions. [2018-09-30 11:47:59,021 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 4425 transitions. [2018-09-30 11:47:59,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:59,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:59,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:59,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:59,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:59,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:59,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4427 states to 2216 states and 4427 transitions. [2018-09-30 11:47:59,116 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 4427 transitions. [2018-09-30 11:47:59,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:59,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:59,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:59,121 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:59,129 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:59,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:59,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4429 states to 2217 states and 4429 transitions. [2018-09-30 11:47:59,214 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 4429 transitions. [2018-09-30 11:47:59,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:59,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:59,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:59,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:59,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:59,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:59,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4431 states to 2218 states and 4431 transitions. [2018-09-30 11:47:59,302 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 4431 transitions. [2018-09-30 11:47:59,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:59,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:59,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:59,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:59,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:59,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:59,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4433 states to 2219 states and 4433 transitions. [2018-09-30 11:47:59,394 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 4433 transitions. [2018-09-30 11:47:59,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:59,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:59,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:59,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:59,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:59,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:59,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4435 states to 2220 states and 4435 transitions. [2018-09-30 11:47:59,484 INFO L276 IsEmpty]: Start isEmpty. Operand 2220 states and 4435 transitions. [2018-09-30 11:47:59,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:59,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:59,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:59,490 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:59,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:59,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:59,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4437 states to 2221 states and 4437 transitions. [2018-09-30 11:47:59,571 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 4437 transitions. [2018-09-30 11:47:59,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:59,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:59,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:59,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:59,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:59,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:59,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4439 states to 2222 states and 4439 transitions. [2018-09-30 11:47:59,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 4439 transitions. [2018-09-30 11:47:59,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:59,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:59,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:59,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:59,671 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:59,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:59,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4441 states to 2223 states and 4441 transitions. [2018-09-30 11:47:59,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2223 states and 4441 transitions. [2018-09-30 11:47:59,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:59,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:59,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:59,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:59,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:59,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:59,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4443 states to 2224 states and 4443 transitions. [2018-09-30 11:47:59,838 INFO L276 IsEmpty]: Start isEmpty. Operand 2224 states and 4443 transitions. [2018-09-30 11:47:59,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:59,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:59,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:59,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:59,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:59,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:59,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4445 states to 2225 states and 4445 transitions. [2018-09-30 11:47:59,925 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 4445 transitions. [2018-09-30 11:47:59,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:47:59,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:59,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:59,930 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:47:59,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:00,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:00,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4447 states to 2226 states and 4447 transitions. [2018-09-30 11:48:00,015 INFO L276 IsEmpty]: Start isEmpty. Operand 2226 states and 4447 transitions. [2018-09-30 11:48:00,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:00,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:00,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:00,020 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:00,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:00,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:00,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4449 states to 2227 states and 4449 transitions. [2018-09-30 11:48:00,104 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 4449 transitions. [2018-09-30 11:48:00,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:00,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:00,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:00,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:00,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:00,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:00,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4451 states to 2228 states and 4451 transitions. [2018-09-30 11:48:00,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 4451 transitions. [2018-09-30 11:48:00,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:00,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:00,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:00,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:00,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:00,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:00,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4453 states to 2229 states and 4453 transitions. [2018-09-30 11:48:00,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2229 states and 4453 transitions. [2018-09-30 11:48:00,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:00,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:00,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:00,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:00,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:00,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:00,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4455 states to 2230 states and 4455 transitions. [2018-09-30 11:48:00,373 INFO L276 IsEmpty]: Start isEmpty. Operand 2230 states and 4455 transitions. [2018-09-30 11:48:00,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:00,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:00,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:00,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:00,387 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:00,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:00,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4457 states to 2231 states and 4457 transitions. [2018-09-30 11:48:00,462 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 4457 transitions. [2018-09-30 11:48:00,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:00,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:00,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:00,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:00,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:00,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:00,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4459 states to 2232 states and 4459 transitions. [2018-09-30 11:48:00,549 INFO L276 IsEmpty]: Start isEmpty. Operand 2232 states and 4459 transitions. [2018-09-30 11:48:00,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:00,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:00,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:00,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:00,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:00,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:00,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4461 states to 2233 states and 4461 transitions. [2018-09-30 11:48:00,640 INFO L276 IsEmpty]: Start isEmpty. Operand 2233 states and 4461 transitions. [2018-09-30 11:48:00,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:00,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:00,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:00,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:00,655 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:00,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:00,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4463 states to 2234 states and 4463 transitions. [2018-09-30 11:48:00,730 INFO L276 IsEmpty]: Start isEmpty. Operand 2234 states and 4463 transitions. [2018-09-30 11:48:00,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:00,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:00,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:00,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:00,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:00,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:00,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4465 states to 2235 states and 4465 transitions. [2018-09-30 11:48:00,819 INFO L276 IsEmpty]: Start isEmpty. Operand 2235 states and 4465 transitions. [2018-09-30 11:48:00,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:00,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:00,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:00,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:00,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:00,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:00,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4467 states to 2236 states and 4467 transitions. [2018-09-30 11:48:00,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2236 states and 4467 transitions. [2018-09-30 11:48:00,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:00,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:00,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:00,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:00,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:00,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:00,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4469 states to 2237 states and 4469 transitions. [2018-09-30 11:48:00,997 INFO L276 IsEmpty]: Start isEmpty. Operand 2237 states and 4469 transitions. [2018-09-30 11:48:00,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:00,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:01,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:01,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:01,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:01,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:01,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4471 states to 2238 states and 4471 transitions. [2018-09-30 11:48:01,086 INFO L276 IsEmpty]: Start isEmpty. Operand 2238 states and 4471 transitions. [2018-09-30 11:48:01,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:01,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:01,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:01,092 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:01,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:01,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:01,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4473 states to 2239 states and 4473 transitions. [2018-09-30 11:48:01,180 INFO L276 IsEmpty]: Start isEmpty. Operand 2239 states and 4473 transitions. [2018-09-30 11:48:01,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:01,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:01,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:01,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:01,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:01,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:01,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4475 states to 2240 states and 4475 transitions. [2018-09-30 11:48:01,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 4475 transitions. [2018-09-30 11:48:01,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:01,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:01,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:01,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:01,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:01,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:01,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4477 states to 2241 states and 4477 transitions. [2018-09-30 11:48:01,361 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 4477 transitions. [2018-09-30 11:48:01,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:01,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:01,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:01,371 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:01,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:01,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:01,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4479 states to 2242 states and 4479 transitions. [2018-09-30 11:48:01,455 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 4479 transitions. [2018-09-30 11:48:01,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:01,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:01,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:01,462 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:01,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:01,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:01,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4481 states to 2243 states and 4481 transitions. [2018-09-30 11:48:01,540 INFO L276 IsEmpty]: Start isEmpty. Operand 2243 states and 4481 transitions. [2018-09-30 11:48:01,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:01,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:01,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:01,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:01,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:01,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:01,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4483 states to 2244 states and 4483 transitions. [2018-09-30 11:48:01,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 4483 transitions. [2018-09-30 11:48:01,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:01,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:01,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:01,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:01,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:01,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:01,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4485 states to 2245 states and 4485 transitions. [2018-09-30 11:48:01,718 INFO L276 IsEmpty]: Start isEmpty. Operand 2245 states and 4485 transitions. [2018-09-30 11:48:01,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:01,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:01,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:01,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:01,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:01,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:01,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4487 states to 2246 states and 4487 transitions. [2018-09-30 11:48:01,806 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 4487 transitions. [2018-09-30 11:48:01,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:01,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:01,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:01,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:01,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:01,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:01,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 2247 states and 4489 transitions. [2018-09-30 11:48:01,896 INFO L276 IsEmpty]: Start isEmpty. Operand 2247 states and 4489 transitions. [2018-09-30 11:48:01,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:01,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:01,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:01,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:01,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:01,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:01,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4491 states to 2248 states and 4491 transitions. [2018-09-30 11:48:01,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 4491 transitions. [2018-09-30 11:48:01,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:01,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:01,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:01,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:02,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:02,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:02,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4493 states to 2249 states and 4493 transitions. [2018-09-30 11:48:02,074 INFO L276 IsEmpty]: Start isEmpty. Operand 2249 states and 4493 transitions. [2018-09-30 11:48:02,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:02,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:02,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:02,081 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:02,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:02,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:02,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4495 states to 2250 states and 4495 transitions. [2018-09-30 11:48:02,167 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 4495 transitions. [2018-09-30 11:48:02,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:02,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:02,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:02,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:02,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:02,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:02,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4497 states to 2251 states and 4497 transitions. [2018-09-30 11:48:02,258 INFO L276 IsEmpty]: Start isEmpty. Operand 2251 states and 4497 transitions. [2018-09-30 11:48:02,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:02,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:02,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:02,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:02,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:02,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:02,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4499 states to 2252 states and 4499 transitions. [2018-09-30 11:48:02,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 4499 transitions. [2018-09-30 11:48:02,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:02,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:02,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:02,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:02,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:02,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:02,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4501 states to 2253 states and 4501 transitions. [2018-09-30 11:48:02,434 INFO L276 IsEmpty]: Start isEmpty. Operand 2253 states and 4501 transitions. [2018-09-30 11:48:02,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:02,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:02,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:02,439 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:02,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:02,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:02,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4503 states to 2254 states and 4503 transitions. [2018-09-30 11:48:02,524 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 4503 transitions. [2018-09-30 11:48:02,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:02,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:02,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:02,529 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:02,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:02,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:02,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4505 states to 2255 states and 4505 transitions. [2018-09-30 11:48:02,612 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 4505 transitions. [2018-09-30 11:48:02,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:02,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:02,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:02,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:02,631 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:02,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:02,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4507 states to 2256 states and 4507 transitions. [2018-09-30 11:48:02,700 INFO L276 IsEmpty]: Start isEmpty. Operand 2256 states and 4507 transitions. [2018-09-30 11:48:02,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:02,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:02,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:02,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:02,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:02,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4509 states to 2257 states and 4509 transitions. [2018-09-30 11:48:02,787 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 4509 transitions. [2018-09-30 11:48:02,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:02,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:02,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:02,793 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:02,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:02,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:02,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4511 states to 2258 states and 4511 transitions. [2018-09-30 11:48:02,878 INFO L276 IsEmpty]: Start isEmpty. Operand 2258 states and 4511 transitions. [2018-09-30 11:48:02,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:02,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:02,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:02,886 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:02,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:02,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:02,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4513 states to 2259 states and 4513 transitions. [2018-09-30 11:48:02,970 INFO L276 IsEmpty]: Start isEmpty. Operand 2259 states and 4513 transitions. [2018-09-30 11:48:02,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:02,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:02,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:02,978 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:02,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:03,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:03,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4515 states to 2260 states and 4515 transitions. [2018-09-30 11:48:03,169 INFO L276 IsEmpty]: Start isEmpty. Operand 2260 states and 4515 transitions. [2018-09-30 11:48:03,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:03,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:03,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:03,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:03,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:03,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:03,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4517 states to 2261 states and 4517 transitions. [2018-09-30 11:48:03,258 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 4517 transitions. [2018-09-30 11:48:03,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:03,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:03,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:03,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:03,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:03,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:03,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4519 states to 2262 states and 4519 transitions. [2018-09-30 11:48:03,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 4519 transitions. [2018-09-30 11:48:03,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:03,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:03,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:03,354 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:03,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:03,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:03,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4521 states to 2263 states and 4521 transitions. [2018-09-30 11:48:03,436 INFO L276 IsEmpty]: Start isEmpty. Operand 2263 states and 4521 transitions. [2018-09-30 11:48:03,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:03,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:03,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:03,441 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:03,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:03,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:03,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4523 states to 2264 states and 4523 transitions. [2018-09-30 11:48:03,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2264 states and 4523 transitions. [2018-09-30 11:48:03,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:03,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:03,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:03,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:03,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:03,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:03,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4525 states to 2265 states and 4525 transitions. [2018-09-30 11:48:03,621 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 4525 transitions. [2018-09-30 11:48:03,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:03,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:03,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:03,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:03,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:03,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:03,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4527 states to 2266 states and 4527 transitions. [2018-09-30 11:48:03,710 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 4527 transitions. [2018-09-30 11:48:03,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:03,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:03,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:03,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:03,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:03,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:03,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4529 states to 2267 states and 4529 transitions. [2018-09-30 11:48:03,797 INFO L276 IsEmpty]: Start isEmpty. Operand 2267 states and 4529 transitions. [2018-09-30 11:48:03,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:03,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:03,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:03,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:03,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:03,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:03,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4531 states to 2268 states and 4531 transitions. [2018-09-30 11:48:03,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 4531 transitions. [2018-09-30 11:48:03,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:03,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:03,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:03,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:03,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:03,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:03,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4533 states to 2269 states and 4533 transitions. [2018-09-30 11:48:03,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2269 states and 4533 transitions. [2018-09-30 11:48:03,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:03,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:03,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:03,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:03,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:04,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:04,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4535 states to 2270 states and 4535 transitions. [2018-09-30 11:48:04,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 4535 transitions. [2018-09-30 11:48:04,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:04,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:04,074 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:04,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:04,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:04,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4537 states to 2271 states and 4537 transitions. [2018-09-30 11:48:04,155 INFO L276 IsEmpty]: Start isEmpty. Operand 2271 states and 4537 transitions. [2018-09-30 11:48:04,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:04,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:04,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:04,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:04,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:04,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:04,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4539 states to 2272 states and 4539 transitions. [2018-09-30 11:48:04,248 INFO L276 IsEmpty]: Start isEmpty. Operand 2272 states and 4539 transitions. [2018-09-30 11:48:04,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:04,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:04,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:04,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:04,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:04,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4541 states to 2273 states and 4541 transitions. [2018-09-30 11:48:04,343 INFO L276 IsEmpty]: Start isEmpty. Operand 2273 states and 4541 transitions. [2018-09-30 11:48:04,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:04,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:04,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:04,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:04,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:04,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:04,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4543 states to 2274 states and 4543 transitions. [2018-09-30 11:48:04,434 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 4543 transitions. [2018-09-30 11:48:04,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:04,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:04,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:04,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:04,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:04,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:04,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4545 states to 2275 states and 4545 transitions. [2018-09-30 11:48:04,519 INFO L276 IsEmpty]: Start isEmpty. Operand 2275 states and 4545 transitions. [2018-09-30 11:48:04,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:04,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:04,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:04,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:04,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:04,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:04,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4547 states to 2276 states and 4547 transitions. [2018-09-30 11:48:04,610 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 4547 transitions. [2018-09-30 11:48:04,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:04,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:04,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:04,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:04,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:04,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:04,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4549 states to 2277 states and 4549 transitions. [2018-09-30 11:48:04,699 INFO L276 IsEmpty]: Start isEmpty. Operand 2277 states and 4549 transitions. [2018-09-30 11:48:04,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:04,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:04,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:04,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:04,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:04,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:04,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4551 states to 2278 states and 4551 transitions. [2018-09-30 11:48:04,794 INFO L276 IsEmpty]: Start isEmpty. Operand 2278 states and 4551 transitions. [2018-09-30 11:48:04,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:04,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:04,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:04,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:04,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:04,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:04,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4553 states to 2279 states and 4553 transitions. [2018-09-30 11:48:04,882 INFO L276 IsEmpty]: Start isEmpty. Operand 2279 states and 4553 transitions. [2018-09-30 11:48:04,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:04,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:04,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:04,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:04,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:04,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4555 states to 2280 states and 4555 transitions. [2018-09-30 11:48:04,972 INFO L276 IsEmpty]: Start isEmpty. Operand 2280 states and 4555 transitions. [2018-09-30 11:48:04,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:04,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:04,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:04,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:04,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:05,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:05,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4557 states to 2281 states and 4557 transitions. [2018-09-30 11:48:05,061 INFO L276 IsEmpty]: Start isEmpty. Operand 2281 states and 4557 transitions. [2018-09-30 11:48:05,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:05,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:05,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:05,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:05,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:05,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:05,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4559 states to 2282 states and 4559 transitions. [2018-09-30 11:48:05,152 INFO L276 IsEmpty]: Start isEmpty. Operand 2282 states and 4559 transitions. [2018-09-30 11:48:05,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:05,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:05,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:05,159 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:05,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:05,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:05,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4561 states to 2283 states and 4561 transitions. [2018-09-30 11:48:05,240 INFO L276 IsEmpty]: Start isEmpty. Operand 2283 states and 4561 transitions. [2018-09-30 11:48:05,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:05,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:05,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:05,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:05,255 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:05,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:05,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4563 states to 2284 states and 4563 transitions. [2018-09-30 11:48:05,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2284 states and 4563 transitions. [2018-09-30 11:48:05,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:05,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:05,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:05,337 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:05,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:05,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:05,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4565 states to 2285 states and 4565 transitions. [2018-09-30 11:48:05,421 INFO L276 IsEmpty]: Start isEmpty. Operand 2285 states and 4565 transitions. [2018-09-30 11:48:05,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:05,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:05,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:05,429 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:05,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:05,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:05,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4567 states to 2286 states and 4567 transitions. [2018-09-30 11:48:05,503 INFO L276 IsEmpty]: Start isEmpty. Operand 2286 states and 4567 transitions. [2018-09-30 11:48:05,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:05,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:05,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:05,510 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:05,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:05,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:05,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4569 states to 2287 states and 4569 transitions. [2018-09-30 11:48:05,592 INFO L276 IsEmpty]: Start isEmpty. Operand 2287 states and 4569 transitions. [2018-09-30 11:48:05,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:05,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:05,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:05,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:05,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:05,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:05,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4571 states to 2288 states and 4571 transitions. [2018-09-30 11:48:05,684 INFO L276 IsEmpty]: Start isEmpty. Operand 2288 states and 4571 transitions. [2018-09-30 11:48:05,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:05,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:05,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:05,691 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:05,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:05,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:05,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4573 states to 2289 states and 4573 transitions. [2018-09-30 11:48:05,777 INFO L276 IsEmpty]: Start isEmpty. Operand 2289 states and 4573 transitions. [2018-09-30 11:48:05,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:05,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:05,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:05,784 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:05,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:05,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:05,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4575 states to 2290 states and 4575 transitions. [2018-09-30 11:48:05,869 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 4575 transitions. [2018-09-30 11:48:05,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:05,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:05,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:05,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:05,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:05,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:05,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4577 states to 2291 states and 4577 transitions. [2018-09-30 11:48:05,962 INFO L276 IsEmpty]: Start isEmpty. Operand 2291 states and 4577 transitions. [2018-09-30 11:48:05,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:05,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:05,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:05,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:05,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:06,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:06,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4579 states to 2292 states and 4579 transitions. [2018-09-30 11:48:06,057 INFO L276 IsEmpty]: Start isEmpty. Operand 2292 states and 4579 transitions. [2018-09-30 11:48:06,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:06,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:06,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:06,062 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:06,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:06,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:06,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4581 states to 2293 states and 4581 transitions. [2018-09-30 11:48:06,150 INFO L276 IsEmpty]: Start isEmpty. Operand 2293 states and 4581 transitions. [2018-09-30 11:48:06,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:06,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:06,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:06,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:06,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:06,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:06,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4583 states to 2294 states and 4583 transitions. [2018-09-30 11:48:06,237 INFO L276 IsEmpty]: Start isEmpty. Operand 2294 states and 4583 transitions. [2018-09-30 11:48:06,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:06,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:06,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:06,242 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:06,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:06,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:06,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4585 states to 2295 states and 4585 transitions. [2018-09-30 11:48:06,334 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 4585 transitions. [2018-09-30 11:48:06,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:06,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:06,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:06,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:06,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:06,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:06,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4587 states to 2296 states and 4587 transitions. [2018-09-30 11:48:06,421 INFO L276 IsEmpty]: Start isEmpty. Operand 2296 states and 4587 transitions. [2018-09-30 11:48:06,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:06,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:06,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:06,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:06,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:06,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:06,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4589 states to 2297 states and 4589 transitions. [2018-09-30 11:48:06,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2297 states and 4589 transitions. [2018-09-30 11:48:06,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:06,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:06,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:06,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:06,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:06,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:06,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4591 states to 2298 states and 4591 transitions. [2018-09-30 11:48:06,594 INFO L276 IsEmpty]: Start isEmpty. Operand 2298 states and 4591 transitions. [2018-09-30 11:48:06,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:06,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:06,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:06,599 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:06,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:06,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:06,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4593 states to 2299 states and 4593 transitions. [2018-09-30 11:48:06,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2299 states and 4593 transitions. [2018-09-30 11:48:06,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:06,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:06,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:06,693 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:06,703 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:06,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:06,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4595 states to 2300 states and 4595 transitions. [2018-09-30 11:48:06,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 4595 transitions. [2018-09-30 11:48:06,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:06,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:06,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:06,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:06,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:06,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:06,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4597 states to 2301 states and 4597 transitions. [2018-09-30 11:48:06,863 INFO L276 IsEmpty]: Start isEmpty. Operand 2301 states and 4597 transitions. [2018-09-30 11:48:06,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:06,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:06,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:06,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:06,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:06,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:06,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4599 states to 2302 states and 4599 transitions. [2018-09-30 11:48:06,950 INFO L276 IsEmpty]: Start isEmpty. Operand 2302 states and 4599 transitions. [2018-09-30 11:48:06,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:06,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:06,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:06,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:06,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:07,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:07,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4601 states to 2303 states and 4601 transitions. [2018-09-30 11:48:07,037 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 4601 transitions. [2018-09-30 11:48:07,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:07,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:07,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:07,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:07,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:07,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:07,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4603 states to 2304 states and 4603 transitions. [2018-09-30 11:48:07,128 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 4603 transitions. [2018-09-30 11:48:07,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:07,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:07,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:07,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:07,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:07,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:07,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4605 states to 2305 states and 4605 transitions. [2018-09-30 11:48:07,219 INFO L276 IsEmpty]: Start isEmpty. Operand 2305 states and 4605 transitions. [2018-09-30 11:48:07,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:07,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:07,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:07,227 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:07,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:07,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:07,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4607 states to 2306 states and 4607 transitions. [2018-09-30 11:48:07,311 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 4607 transitions. [2018-09-30 11:48:07,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:07,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:07,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:07,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:07,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:07,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:07,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4609 states to 2307 states and 4609 transitions. [2018-09-30 11:48:07,405 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 4609 transitions. [2018-09-30 11:48:07,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:07,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:07,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:07,410 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:07,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:07,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:07,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4611 states to 2308 states and 4611 transitions. [2018-09-30 11:48:07,497 INFO L276 IsEmpty]: Start isEmpty. Operand 2308 states and 4611 transitions. [2018-09-30 11:48:07,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:07,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:07,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:07,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:07,515 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:07,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:07,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4613 states to 2309 states and 4613 transitions. [2018-09-30 11:48:07,592 INFO L276 IsEmpty]: Start isEmpty. Operand 2309 states and 4613 transitions. [2018-09-30 11:48:07,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:07,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:07,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:07,599 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:07,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:07,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:07,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4615 states to 2310 states and 4615 transitions. [2018-09-30 11:48:07,687 INFO L276 IsEmpty]: Start isEmpty. Operand 2310 states and 4615 transitions. [2018-09-30 11:48:07,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:07,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:07,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:07,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:07,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:07,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:07,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4617 states to 2311 states and 4617 transitions. [2018-09-30 11:48:07,779 INFO L276 IsEmpty]: Start isEmpty. Operand 2311 states and 4617 transitions. [2018-09-30 11:48:07,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:07,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:07,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:07,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:07,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:07,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:07,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4619 states to 2312 states and 4619 transitions. [2018-09-30 11:48:07,877 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 4619 transitions. [2018-09-30 11:48:07,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:07,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:07,882 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:07,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:07,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:07,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4621 states to 2313 states and 4621 transitions. [2018-09-30 11:48:07,968 INFO L276 IsEmpty]: Start isEmpty. Operand 2313 states and 4621 transitions. [2018-09-30 11:48:07,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:07,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:07,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:07,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:07,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:08,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:08,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4623 states to 2314 states and 4623 transitions. [2018-09-30 11:48:08,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2314 states and 4623 transitions. [2018-09-30 11:48:08,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:08,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:08,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:08,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:08,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:08,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:08,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4625 states to 2315 states and 4625 transitions. [2018-09-30 11:48:08,145 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 4625 transitions. [2018-09-30 11:48:08,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:08,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:08,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:08,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:08,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:08,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:08,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4627 states to 2316 states and 4627 transitions. [2018-09-30 11:48:08,238 INFO L276 IsEmpty]: Start isEmpty. Operand 2316 states and 4627 transitions. [2018-09-30 11:48:08,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:08,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:08,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:08,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:08,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:08,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:08,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4629 states to 2317 states and 4629 transitions. [2018-09-30 11:48:08,329 INFO L276 IsEmpty]: Start isEmpty. Operand 2317 states and 4629 transitions. [2018-09-30 11:48:08,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:08,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:08,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:08,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:08,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:08,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:08,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4631 states to 2318 states and 4631 transitions. [2018-09-30 11:48:08,419 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 4631 transitions. [2018-09-30 11:48:08,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:08,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:08,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:08,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:08,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:08,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:08,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4633 states to 2319 states and 4633 transitions. [2018-09-30 11:48:08,502 INFO L276 IsEmpty]: Start isEmpty. Operand 2319 states and 4633 transitions. [2018-09-30 11:48:08,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:08,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:08,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:08,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:08,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:08,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:08,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4635 states to 2320 states and 4635 transitions. [2018-09-30 11:48:08,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2320 states and 4635 transitions. [2018-09-30 11:48:08,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:08,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:08,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:08,601 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:08,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:08,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:08,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4637 states to 2321 states and 4637 transitions. [2018-09-30 11:48:08,686 INFO L276 IsEmpty]: Start isEmpty. Operand 2321 states and 4637 transitions. [2018-09-30 11:48:08,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:08,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:08,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:08,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:08,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:08,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:08,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4639 states to 2322 states and 4639 transitions. [2018-09-30 11:48:08,782 INFO L276 IsEmpty]: Start isEmpty. Operand 2322 states and 4639 transitions. [2018-09-30 11:48:08,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:08,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:08,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:08,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:08,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:08,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:08,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4641 states to 2323 states and 4641 transitions. [2018-09-30 11:48:08,873 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 4641 transitions. [2018-09-30 11:48:08,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:08,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:08,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:08,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:08,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:08,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:08,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4643 states to 2324 states and 4643 transitions. [2018-09-30 11:48:08,958 INFO L276 IsEmpty]: Start isEmpty. Operand 2324 states and 4643 transitions. [2018-09-30 11:48:08,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:08,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:08,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:08,964 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:08,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:09,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:09,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4645 states to 2325 states and 4645 transitions. [2018-09-30 11:48:09,049 INFO L276 IsEmpty]: Start isEmpty. Operand 2325 states and 4645 transitions. [2018-09-30 11:48:09,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:09,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:09,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:09,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:09,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:09,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:09,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4647 states to 2326 states and 4647 transitions. [2018-09-30 11:48:09,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 4647 transitions. [2018-09-30 11:48:09,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:09,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:09,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:09,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:09,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:09,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:09,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4649 states to 2327 states and 4649 transitions. [2018-09-30 11:48:09,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2327 states and 4649 transitions. [2018-09-30 11:48:09,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:09,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:09,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:09,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:09,266 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:09,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:09,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4651 states to 2328 states and 4651 transitions. [2018-09-30 11:48:09,345 INFO L276 IsEmpty]: Start isEmpty. Operand 2328 states and 4651 transitions. [2018-09-30 11:48:09,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:09,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:09,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:09,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:09,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:09,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:09,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4653 states to 2329 states and 4653 transitions. [2018-09-30 11:48:09,457 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 4653 transitions. [2018-09-30 11:48:09,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:09,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:09,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:09,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:09,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:09,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:09,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4655 states to 2330 states and 4655 transitions. [2018-09-30 11:48:09,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2330 states and 4655 transitions. [2018-09-30 11:48:09,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:09,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:09,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:09,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:09,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:09,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:09,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4657 states to 2331 states and 4657 transitions. [2018-09-30 11:48:09,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2331 states and 4657 transitions. [2018-09-30 11:48:09,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:09,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:09,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:09,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:09,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:09,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:09,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4659 states to 2332 states and 4659 transitions. [2018-09-30 11:48:09,727 INFO L276 IsEmpty]: Start isEmpty. Operand 2332 states and 4659 transitions. [2018-09-30 11:48:09,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:09,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:09,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:09,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:09,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:09,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4661 states to 2333 states and 4661 transitions. [2018-09-30 11:48:09,819 INFO L276 IsEmpty]: Start isEmpty. Operand 2333 states and 4661 transitions. [2018-09-30 11:48:09,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:09,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:09,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:09,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:09,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:09,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:09,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4663 states to 2334 states and 4663 transitions. [2018-09-30 11:48:09,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2334 states and 4663 transitions. [2018-09-30 11:48:09,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:09,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:09,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:09,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:09,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:09,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:09,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4665 states to 2335 states and 4665 transitions. [2018-09-30 11:48:09,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2335 states and 4665 transitions. [2018-09-30 11:48:10,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:10,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:10,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:10,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:10,019 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:10,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:10,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4667 states to 2336 states and 4667 transitions. [2018-09-30 11:48:10,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 4667 transitions. [2018-09-30 11:48:10,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:10,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:10,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:10,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:10,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:10,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:10,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4669 states to 2337 states and 4669 transitions. [2018-09-30 11:48:10,180 INFO L276 IsEmpty]: Start isEmpty. Operand 2337 states and 4669 transitions. [2018-09-30 11:48:10,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:10,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:10,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:10,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:10,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:10,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:10,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4671 states to 2338 states and 4671 transitions. [2018-09-30 11:48:10,273 INFO L276 IsEmpty]: Start isEmpty. Operand 2338 states and 4671 transitions. [2018-09-30 11:48:10,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:10,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:10,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:10,280 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:10,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:10,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:10,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4673 states to 2339 states and 4673 transitions. [2018-09-30 11:48:10,363 INFO L276 IsEmpty]: Start isEmpty. Operand 2339 states and 4673 transitions. [2018-09-30 11:48:10,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:10,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:10,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:10,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:10,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:10,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:10,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4675 states to 2340 states and 4675 transitions. [2018-09-30 11:48:10,455 INFO L276 IsEmpty]: Start isEmpty. Operand 2340 states and 4675 transitions. [2018-09-30 11:48:10,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:10,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:10,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:10,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:10,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:10,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:10,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4677 states to 2341 states and 4677 transitions. [2018-09-30 11:48:10,549 INFO L276 IsEmpty]: Start isEmpty. Operand 2341 states and 4677 transitions. [2018-09-30 11:48:10,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:10,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:10,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:10,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:10,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:10,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4679 states to 2342 states and 4679 transitions. [2018-09-30 11:48:10,644 INFO L276 IsEmpty]: Start isEmpty. Operand 2342 states and 4679 transitions. [2018-09-30 11:48:10,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:10,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:10,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:10,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:10,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:10,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4681 states to 2343 states and 4681 transitions. [2018-09-30 11:48:10,731 INFO L276 IsEmpty]: Start isEmpty. Operand 2343 states and 4681 transitions. [2018-09-30 11:48:10,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:10,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:10,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:10,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:10,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:10,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:10,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4683 states to 2344 states and 4683 transitions. [2018-09-30 11:48:10,822 INFO L276 IsEmpty]: Start isEmpty. Operand 2344 states and 4683 transitions. [2018-09-30 11:48:10,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:10,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:10,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:10,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:10,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:10,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4685 states to 2345 states and 4685 transitions. [2018-09-30 11:48:10,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2345 states and 4685 transitions. [2018-09-30 11:48:10,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:10,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:10,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:10,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:10,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:11,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:11,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4687 states to 2346 states and 4687 transitions. [2018-09-30 11:48:11,010 INFO L276 IsEmpty]: Start isEmpty. Operand 2346 states and 4687 transitions. [2018-09-30 11:48:11,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:11,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:11,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:11,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:11,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:11,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:11,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4689 states to 2347 states and 4689 transitions. [2018-09-30 11:48:11,100 INFO L276 IsEmpty]: Start isEmpty. Operand 2347 states and 4689 transitions. [2018-09-30 11:48:11,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:11,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:11,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:11,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:11,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:11,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:11,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4691 states to 2348 states and 4691 transitions. [2018-09-30 11:48:11,189 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 4691 transitions. [2018-09-30 11:48:11,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:11,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:11,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:11,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:11,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:11,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:11,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4693 states to 2349 states and 4693 transitions. [2018-09-30 11:48:11,283 INFO L276 IsEmpty]: Start isEmpty. Operand 2349 states and 4693 transitions. [2018-09-30 11:48:11,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:11,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:11,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:11,300 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:11,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:11,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4695 states to 2350 states and 4695 transitions. [2018-09-30 11:48:11,377 INFO L276 IsEmpty]: Start isEmpty. Operand 2350 states and 4695 transitions. [2018-09-30 11:48:11,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:11,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:11,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:11,382 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:11,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:11,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:11,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4697 states to 2351 states and 4697 transitions. [2018-09-30 11:48:11,465 INFO L276 IsEmpty]: Start isEmpty. Operand 2351 states and 4697 transitions. [2018-09-30 11:48:11,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:11,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:11,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:11,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:11,483 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:11,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:11,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4699 states to 2352 states and 4699 transitions. [2018-09-30 11:48:11,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2352 states and 4699 transitions. [2018-09-30 11:48:11,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:11,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:11,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:11,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:11,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:11,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:11,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4701 states to 2353 states and 4701 transitions. [2018-09-30 11:48:11,647 INFO L276 IsEmpty]: Start isEmpty. Operand 2353 states and 4701 transitions. [2018-09-30 11:48:11,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:11,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:11,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:11,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:11,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:11,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:11,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4703 states to 2354 states and 4703 transitions. [2018-09-30 11:48:11,738 INFO L276 IsEmpty]: Start isEmpty. Operand 2354 states and 4703 transitions. [2018-09-30 11:48:11,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:11,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:11,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:11,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:11,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:11,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4705 states to 2355 states and 4705 transitions. [2018-09-30 11:48:11,832 INFO L276 IsEmpty]: Start isEmpty. Operand 2355 states and 4705 transitions. [2018-09-30 11:48:11,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:11,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:11,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:11,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:11,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:11,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:11,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4707 states to 2356 states and 4707 transitions. [2018-09-30 11:48:11,922 INFO L276 IsEmpty]: Start isEmpty. Operand 2356 states and 4707 transitions. [2018-09-30 11:48:11,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:11,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:11,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:11,928 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:11,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:12,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:12,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4709 states to 2357 states and 4709 transitions. [2018-09-30 11:48:12,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 4709 transitions. [2018-09-30 11:48:12,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:12,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:12,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:12,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:12,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:12,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:12,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4711 states to 2358 states and 4711 transitions. [2018-09-30 11:48:12,104 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 4711 transitions. [2018-09-30 11:48:12,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:12,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:12,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:12,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:12,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:12,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:12,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4713 states to 2359 states and 4713 transitions. [2018-09-30 11:48:12,199 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 4713 transitions. [2018-09-30 11:48:12,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:12,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:12,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:12,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:12,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:12,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:12,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4715 states to 2360 states and 4715 transitions. [2018-09-30 11:48:12,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 4715 transitions. [2018-09-30 11:48:12,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:12,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:12,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:12,303 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:12,312 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:12,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:12,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4717 states to 2361 states and 4717 transitions. [2018-09-30 11:48:12,382 INFO L276 IsEmpty]: Start isEmpty. Operand 2361 states and 4717 transitions. [2018-09-30 11:48:12,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:12,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:12,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:12,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:12,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:12,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:12,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4719 states to 2362 states and 4719 transitions. [2018-09-30 11:48:12,472 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 4719 transitions. [2018-09-30 11:48:12,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:12,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:12,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:12,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:12,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:12,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:12,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4721 states to 2363 states and 4721 transitions. [2018-09-30 11:48:12,563 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 4721 transitions. [2018-09-30 11:48:12,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:12,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:12,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:12,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:12,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:12,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:12,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4723 states to 2364 states and 4723 transitions. [2018-09-30 11:48:12,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2364 states and 4723 transitions. [2018-09-30 11:48:12,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:12,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:12,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:12,664 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:12,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:12,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:12,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4725 states to 2365 states and 4725 transitions. [2018-09-30 11:48:12,748 INFO L276 IsEmpty]: Start isEmpty. Operand 2365 states and 4725 transitions. [2018-09-30 11:48:12,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:12,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:12,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:12,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:12,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:12,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4727 states to 2366 states and 4727 transitions. [2018-09-30 11:48:12,844 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 4727 transitions. [2018-09-30 11:48:12,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:12,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:12,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:12,850 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:12,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:12,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:12,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4729 states to 2367 states and 4729 transitions. [2018-09-30 11:48:12,935 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 4729 transitions. [2018-09-30 11:48:12,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:12,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:12,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:12,940 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:12,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:13,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:13,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4731 states to 2368 states and 4731 transitions. [2018-09-30 11:48:13,026 INFO L276 IsEmpty]: Start isEmpty. Operand 2368 states and 4731 transitions. [2018-09-30 11:48:13,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:13,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:13,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:13,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:13,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:13,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:13,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4733 states to 2369 states and 4733 transitions. [2018-09-30 11:48:13,122 INFO L276 IsEmpty]: Start isEmpty. Operand 2369 states and 4733 transitions. [2018-09-30 11:48:13,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:13,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:13,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:13,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:13,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:13,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:13,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4735 states to 2370 states and 4735 transitions. [2018-09-30 11:48:13,214 INFO L276 IsEmpty]: Start isEmpty. Operand 2370 states and 4735 transitions. [2018-09-30 11:48:13,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:13,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:13,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:13,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:13,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:13,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:13,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4737 states to 2371 states and 4737 transitions. [2018-09-30 11:48:13,308 INFO L276 IsEmpty]: Start isEmpty. Operand 2371 states and 4737 transitions. [2018-09-30 11:48:13,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:13,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:13,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:13,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:13,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:13,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:13,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4739 states to 2372 states and 4739 transitions. [2018-09-30 11:48:13,402 INFO L276 IsEmpty]: Start isEmpty. Operand 2372 states and 4739 transitions. [2018-09-30 11:48:13,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:13,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:13,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:13,407 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:13,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:13,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:13,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4741 states to 2373 states and 4741 transitions. [2018-09-30 11:48:13,498 INFO L276 IsEmpty]: Start isEmpty. Operand 2373 states and 4741 transitions. [2018-09-30 11:48:13,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:13,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:13,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:13,503 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:13,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:13,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:13,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4743 states to 2374 states and 4743 transitions. [2018-09-30 11:48:13,590 INFO L276 IsEmpty]: Start isEmpty. Operand 2374 states and 4743 transitions. [2018-09-30 11:48:13,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:13,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:13,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:13,596 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:13,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:13,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:13,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4745 states to 2375 states and 4745 transitions. [2018-09-30 11:48:13,687 INFO L276 IsEmpty]: Start isEmpty. Operand 2375 states and 4745 transitions. [2018-09-30 11:48:13,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:13,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:13,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:13,693 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:13,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:13,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:13,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4747 states to 2376 states and 4747 transitions. [2018-09-30 11:48:13,779 INFO L276 IsEmpty]: Start isEmpty. Operand 2376 states and 4747 transitions. [2018-09-30 11:48:13,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:13,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:13,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:13,784 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:13,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:13,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:13,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4749 states to 2377 states and 4749 transitions. [2018-09-30 11:48:13,869 INFO L276 IsEmpty]: Start isEmpty. Operand 2377 states and 4749 transitions. [2018-09-30 11:48:13,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:13,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:13,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:13,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:13,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:13,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:13,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4751 states to 2378 states and 4751 transitions. [2018-09-30 11:48:13,959 INFO L276 IsEmpty]: Start isEmpty. Operand 2378 states and 4751 transitions. [2018-09-30 11:48:13,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:13,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:13,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:13,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:13,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:14,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:14,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4753 states to 2379 states and 4753 transitions. [2018-09-30 11:48:14,051 INFO L276 IsEmpty]: Start isEmpty. Operand 2379 states and 4753 transitions. [2018-09-30 11:48:14,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:14,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:14,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:14,058 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:14,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:14,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:14,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4755 states to 2380 states and 4755 transitions. [2018-09-30 11:48:14,141 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 4755 transitions. [2018-09-30 11:48:14,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:14,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:14,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:14,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:14,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:14,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:14,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4757 states to 2381 states and 4757 transitions. [2018-09-30 11:48:14,236 INFO L276 IsEmpty]: Start isEmpty. Operand 2381 states and 4757 transitions. [2018-09-30 11:48:14,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:14,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:14,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:14,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:14,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:14,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4759 states to 2382 states and 4759 transitions. [2018-09-30 11:48:14,337 INFO L276 IsEmpty]: Start isEmpty. Operand 2382 states and 4759 transitions. [2018-09-30 11:48:14,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:14,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:14,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:14,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:14,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:14,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:14,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4761 states to 2383 states and 4761 transitions. [2018-09-30 11:48:14,441 INFO L276 IsEmpty]: Start isEmpty. Operand 2383 states and 4761 transitions. [2018-09-30 11:48:14,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:14,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:14,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:14,448 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:14,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:14,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:14,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4763 states to 2384 states and 4763 transitions. [2018-09-30 11:48:14,542 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 4763 transitions. [2018-09-30 11:48:14,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:14,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:14,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:14,551 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:14,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:14,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:14,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4765 states to 2385 states and 4765 transitions. [2018-09-30 11:48:14,640 INFO L276 IsEmpty]: Start isEmpty. Operand 2385 states and 4765 transitions. [2018-09-30 11:48:14,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:14,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:14,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:14,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:14,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:14,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:14,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4767 states to 2386 states and 4767 transitions. [2018-09-30 11:48:14,732 INFO L276 IsEmpty]: Start isEmpty. Operand 2386 states and 4767 transitions. [2018-09-30 11:48:14,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:14,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:14,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:14,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:14,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:14,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:14,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4769 states to 2387 states and 4769 transitions. [2018-09-30 11:48:14,828 INFO L276 IsEmpty]: Start isEmpty. Operand 2387 states and 4769 transitions. [2018-09-30 11:48:14,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:14,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:14,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:14,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:14,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:14,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:14,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4771 states to 2388 states and 4771 transitions. [2018-09-30 11:48:14,918 INFO L276 IsEmpty]: Start isEmpty. Operand 2388 states and 4771 transitions. [2018-09-30 11:48:14,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:14,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:14,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:14,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:14,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:15,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:15,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4773 states to 2389 states and 4773 transitions. [2018-09-30 11:48:15,010 INFO L276 IsEmpty]: Start isEmpty. Operand 2389 states and 4773 transitions. [2018-09-30 11:48:15,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:15,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:15,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:15,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:15,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:15,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:15,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4775 states to 2390 states and 4775 transitions. [2018-09-30 11:48:15,105 INFO L276 IsEmpty]: Start isEmpty. Operand 2390 states and 4775 transitions. [2018-09-30 11:48:15,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:15,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:15,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:15,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:15,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:15,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:15,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4777 states to 2391 states and 4777 transitions. [2018-09-30 11:48:15,198 INFO L276 IsEmpty]: Start isEmpty. Operand 2391 states and 4777 transitions. [2018-09-30 11:48:15,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:15,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:15,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:15,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:15,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:15,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:15,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4779 states to 2392 states and 4779 transitions. [2018-09-30 11:48:15,291 INFO L276 IsEmpty]: Start isEmpty. Operand 2392 states and 4779 transitions. [2018-09-30 11:48:15,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:15,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:15,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:15,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:15,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:15,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:15,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4781 states to 2393 states and 4781 transitions. [2018-09-30 11:48:15,384 INFO L276 IsEmpty]: Start isEmpty. Operand 2393 states and 4781 transitions. [2018-09-30 11:48:15,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:15,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:15,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:15,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:15,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:15,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:15,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4783 states to 2394 states and 4783 transitions. [2018-09-30 11:48:15,475 INFO L276 IsEmpty]: Start isEmpty. Operand 2394 states and 4783 transitions. [2018-09-30 11:48:15,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:15,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:15,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:15,483 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:15,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:15,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:15,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4785 states to 2395 states and 4785 transitions. [2018-09-30 11:48:15,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2395 states and 4785 transitions. [2018-09-30 11:48:15,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:15,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:15,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:15,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:15,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:15,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:15,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4787 states to 2396 states and 4787 transitions. [2018-09-30 11:48:15,655 INFO L276 IsEmpty]: Start isEmpty. Operand 2396 states and 4787 transitions. [2018-09-30 11:48:15,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:15,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:15,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:15,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:15,671 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:15,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:15,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4789 states to 2397 states and 4789 transitions. [2018-09-30 11:48:15,750 INFO L276 IsEmpty]: Start isEmpty. Operand 2397 states and 4789 transitions. [2018-09-30 11:48:15,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:15,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:15,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:15,758 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:15,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:15,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:15,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4791 states to 2398 states and 4791 transitions. [2018-09-30 11:48:15,845 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 4791 transitions. [2018-09-30 11:48:15,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:15,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:15,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:15,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:15,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:15,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:15,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4793 states to 2399 states and 4793 transitions. [2018-09-30 11:48:15,937 INFO L276 IsEmpty]: Start isEmpty. Operand 2399 states and 4793 transitions. [2018-09-30 11:48:15,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:15,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:15,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:15,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:15,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:16,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:16,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4795 states to 2400 states and 4795 transitions. [2018-09-30 11:48:16,029 INFO L276 IsEmpty]: Start isEmpty. Operand 2400 states and 4795 transitions. [2018-09-30 11:48:16,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:16,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:16,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:16,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:16,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:16,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:16,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4797 states to 2401 states and 4797 transitions. [2018-09-30 11:48:16,122 INFO L276 IsEmpty]: Start isEmpty. Operand 2401 states and 4797 transitions. [2018-09-30 11:48:16,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:16,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:16,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:16,127 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:16,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:16,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:16,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4799 states to 2402 states and 4799 transitions. [2018-09-30 11:48:16,214 INFO L276 IsEmpty]: Start isEmpty. Operand 2402 states and 4799 transitions. [2018-09-30 11:48:16,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:16,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:16,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:16,220 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:16,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:16,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:16,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4801 states to 2403 states and 4801 transitions. [2018-09-30 11:48:16,307 INFO L276 IsEmpty]: Start isEmpty. Operand 2403 states and 4801 transitions. [2018-09-30 11:48:16,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:16,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:16,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:16,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:16,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:16,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:16,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4803 states to 2404 states and 4803 transitions. [2018-09-30 11:48:16,401 INFO L276 IsEmpty]: Start isEmpty. Operand 2404 states and 4803 transitions. [2018-09-30 11:48:16,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:16,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:16,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:16,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:16,418 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:16,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:16,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4805 states to 2405 states and 4805 transitions. [2018-09-30 11:48:16,495 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 4805 transitions. [2018-09-30 11:48:16,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:16,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:16,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:16,500 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:16,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:16,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:16,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4807 states to 2406 states and 4807 transitions. [2018-09-30 11:48:16,587 INFO L276 IsEmpty]: Start isEmpty. Operand 2406 states and 4807 transitions. [2018-09-30 11:48:16,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:16,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:16,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:16,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:16,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:16,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:16,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4809 states to 2407 states and 4809 transitions. [2018-09-30 11:48:16,679 INFO L276 IsEmpty]: Start isEmpty. Operand 2407 states and 4809 transitions. [2018-09-30 11:48:16,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:16,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:16,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:16,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:16,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:16,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4811 states to 2408 states and 4811 transitions. [2018-09-30 11:48:16,773 INFO L276 IsEmpty]: Start isEmpty. Operand 2408 states and 4811 transitions. [2018-09-30 11:48:16,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:16,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:16,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:16,780 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:16,791 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:16,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:16,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4813 states to 2409 states and 4813 transitions. [2018-09-30 11:48:16,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2409 states and 4813 transitions. [2018-09-30 11:48:16,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:16,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:16,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:16,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:16,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:16,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:16,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4815 states to 2410 states and 4815 transitions. [2018-09-30 11:48:16,963 INFO L276 IsEmpty]: Start isEmpty. Operand 2410 states and 4815 transitions. [2018-09-30 11:48:16,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:16,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:16,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:16,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:16,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:17,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:17,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4817 states to 2411 states and 4817 transitions. [2018-09-30 11:48:17,056 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 4817 transitions. [2018-09-30 11:48:17,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:17,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:17,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:17,062 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:17,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:17,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:17,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4819 states to 2412 states and 4819 transitions. [2018-09-30 11:48:17,150 INFO L276 IsEmpty]: Start isEmpty. Operand 2412 states and 4819 transitions. [2018-09-30 11:48:17,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:17,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:17,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:17,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:17,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:17,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:17,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4821 states to 2413 states and 4821 transitions. [2018-09-30 11:48:17,245 INFO L276 IsEmpty]: Start isEmpty. Operand 2413 states and 4821 transitions. [2018-09-30 11:48:17,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:17,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:17,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:17,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:17,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:17,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4823 states to 2414 states and 4823 transitions. [2018-09-30 11:48:17,338 INFO L276 IsEmpty]: Start isEmpty. Operand 2414 states and 4823 transitions. [2018-09-30 11:48:17,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:17,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:17,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:17,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:17,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:17,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4825 states to 2415 states and 4825 transitions. [2018-09-30 11:48:17,429 INFO L276 IsEmpty]: Start isEmpty. Operand 2415 states and 4825 transitions. [2018-09-30 11:48:17,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:17,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:17,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:17,435 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:17,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:17,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:17,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4827 states to 2416 states and 4827 transitions. [2018-09-30 11:48:17,532 INFO L276 IsEmpty]: Start isEmpty. Operand 2416 states and 4827 transitions. [2018-09-30 11:48:17,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:17,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:17,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:17,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:17,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:17,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4829 states to 2417 states and 4829 transitions. [2018-09-30 11:48:17,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 4829 transitions. [2018-09-30 11:48:17,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:17,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:17,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:17,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:17,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:17,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:17,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4831 states to 2418 states and 4831 transitions. [2018-09-30 11:48:17,731 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 4831 transitions. [2018-09-30 11:48:17,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:17,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:17,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:17,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:17,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:17,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:17,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4833 states to 2419 states and 4833 transitions. [2018-09-30 11:48:17,824 INFO L276 IsEmpty]: Start isEmpty. Operand 2419 states and 4833 transitions. [2018-09-30 11:48:17,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:17,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:17,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:17,832 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:17,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:17,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:17,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4835 states to 2420 states and 4835 transitions. [2018-09-30 11:48:17,915 INFO L276 IsEmpty]: Start isEmpty. Operand 2420 states and 4835 transitions. [2018-09-30 11:48:17,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:17,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:17,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:17,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:17,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:18,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:18,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4837 states to 2421 states and 4837 transitions. [2018-09-30 11:48:18,006 INFO L276 IsEmpty]: Start isEmpty. Operand 2421 states and 4837 transitions. [2018-09-30 11:48:18,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:18,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:18,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:18,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:18,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:18,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:18,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4839 states to 2422 states and 4839 transitions. [2018-09-30 11:48:18,099 INFO L276 IsEmpty]: Start isEmpty. Operand 2422 states and 4839 transitions. [2018-09-30 11:48:18,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:18,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:18,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:18,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:18,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:18,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:18,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4841 states to 2423 states and 4841 transitions. [2018-09-30 11:48:18,196 INFO L276 IsEmpty]: Start isEmpty. Operand 2423 states and 4841 transitions. [2018-09-30 11:48:18,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:18,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:18,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:18,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:18,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:18,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:18,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4843 states to 2424 states and 4843 transitions. [2018-09-30 11:48:18,291 INFO L276 IsEmpty]: Start isEmpty. Operand 2424 states and 4843 transitions. [2018-09-30 11:48:18,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:18,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:18,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:18,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:18,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:18,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:18,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4845 states to 2425 states and 4845 transitions. [2018-09-30 11:48:18,389 INFO L276 IsEmpty]: Start isEmpty. Operand 2425 states and 4845 transitions. [2018-09-30 11:48:18,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:18,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:18,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:18,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:18,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:18,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:18,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4847 states to 2426 states and 4847 transitions. [2018-09-30 11:48:18,483 INFO L276 IsEmpty]: Start isEmpty. Operand 2426 states and 4847 transitions. [2018-09-30 11:48:18,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:18,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:18,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:18,488 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:18,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:18,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:18,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4849 states to 2427 states and 4849 transitions. [2018-09-30 11:48:18,577 INFO L276 IsEmpty]: Start isEmpty. Operand 2427 states and 4849 transitions. [2018-09-30 11:48:18,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:18,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:18,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:18,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:18,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:18,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:18,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4851 states to 2428 states and 4851 transitions. [2018-09-30 11:48:18,670 INFO L276 IsEmpty]: Start isEmpty. Operand 2428 states and 4851 transitions. [2018-09-30 11:48:18,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:18,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:18,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:18,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:18,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:18,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:18,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4853 states to 2429 states and 4853 transitions. [2018-09-30 11:48:18,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2429 states and 4853 transitions. [2018-09-30 11:48:18,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:18,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:18,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:18,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:18,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:18,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:18,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4855 states to 2430 states and 4855 transitions. [2018-09-30 11:48:18,859 INFO L276 IsEmpty]: Start isEmpty. Operand 2430 states and 4855 transitions. [2018-09-30 11:48:18,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:18,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:18,866 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:18,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:18,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:18,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4857 states to 2431 states and 4857 transitions. [2018-09-30 11:48:18,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2431 states and 4857 transitions. [2018-09-30 11:48:18,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:18,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:18,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:18,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:19,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:19,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4859 states to 2432 states and 4859 transitions. [2018-09-30 11:48:19,051 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 4859 transitions. [2018-09-30 11:48:19,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:19,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:19,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:19,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:19,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:19,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4861 states to 2433 states and 4861 transitions. [2018-09-30 11:48:19,150 INFO L276 IsEmpty]: Start isEmpty. Operand 2433 states and 4861 transitions. [2018-09-30 11:48:19,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:19,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:19,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:19,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:19,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:19,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:19,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4863 states to 2434 states and 4863 transitions. [2018-09-30 11:48:19,244 INFO L276 IsEmpty]: Start isEmpty. Operand 2434 states and 4863 transitions. [2018-09-30 11:48:19,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:19,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:19,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:19,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:19,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:19,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:19,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4865 states to 2435 states and 4865 transitions. [2018-09-30 11:48:19,344 INFO L276 IsEmpty]: Start isEmpty. Operand 2435 states and 4865 transitions. [2018-09-30 11:48:19,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:19,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:19,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:19,349 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:19,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:19,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:19,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4867 states to 2436 states and 4867 transitions. [2018-09-30 11:48:19,444 INFO L276 IsEmpty]: Start isEmpty. Operand 2436 states and 4867 transitions. [2018-09-30 11:48:19,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:19,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:19,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:19,449 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:19,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:19,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:19,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4869 states to 2437 states and 4869 transitions. [2018-09-30 11:48:19,538 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 4869 transitions. [2018-09-30 11:48:19,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:19,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:19,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:19,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:19,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:19,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:19,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4871 states to 2438 states and 4871 transitions. [2018-09-30 11:48:19,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2438 states and 4871 transitions. [2018-09-30 11:48:19,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:19,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:19,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:19,635 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:19,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:19,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:19,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4873 states to 2439 states and 4873 transitions. [2018-09-30 11:48:19,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2439 states and 4873 transitions. [2018-09-30 11:48:19,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:19,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:19,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:19,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:19,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:19,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:19,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4875 states to 2440 states and 4875 transitions. [2018-09-30 11:48:19,820 INFO L276 IsEmpty]: Start isEmpty. Operand 2440 states and 4875 transitions. [2018-09-30 11:48:19,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:19,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:19,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:19,828 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:19,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:19,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:19,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4877 states to 2441 states and 4877 transitions. [2018-09-30 11:48:19,914 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 4877 transitions. [2018-09-30 11:48:19,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:19,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:19,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:19,919 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:19,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:20,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:20,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4879 states to 2442 states and 4879 transitions. [2018-09-30 11:48:20,009 INFO L276 IsEmpty]: Start isEmpty. Operand 2442 states and 4879 transitions. [2018-09-30 11:48:20,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:20,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:20,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:20,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:20,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:20,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:20,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4881 states to 2443 states and 4881 transitions. [2018-09-30 11:48:20,104 INFO L276 IsEmpty]: Start isEmpty. Operand 2443 states and 4881 transitions. [2018-09-30 11:48:20,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:20,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:20,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:20,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:20,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:20,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:20,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4883 states to 2444 states and 4883 transitions. [2018-09-30 11:48:20,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2444 states and 4883 transitions. [2018-09-30 11:48:20,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:20,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:20,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:20,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:20,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:20,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:20,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4885 states to 2445 states and 4885 transitions. [2018-09-30 11:48:20,297 INFO L276 IsEmpty]: Start isEmpty. Operand 2445 states and 4885 transitions. [2018-09-30 11:48:20,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:20,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:20,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:20,305 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:20,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:20,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:20,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4887 states to 2446 states and 4887 transitions. [2018-09-30 11:48:20,397 INFO L276 IsEmpty]: Start isEmpty. Operand 2446 states and 4887 transitions. [2018-09-30 11:48:20,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:20,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:20,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:20,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:20,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:20,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:20,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4889 states to 2447 states and 4889 transitions. [2018-09-30 11:48:20,493 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 4889 transitions. [2018-09-30 11:48:20,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:20,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:20,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:20,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:20,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:20,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:20,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4891 states to 2448 states and 4891 transitions. [2018-09-30 11:48:20,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2448 states and 4891 transitions. [2018-09-30 11:48:20,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:20,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:20,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:20,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:20,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:20,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:20,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4893 states to 2449 states and 4893 transitions. [2018-09-30 11:48:20,677 INFO L276 IsEmpty]: Start isEmpty. Operand 2449 states and 4893 transitions. [2018-09-30 11:48:20,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:20,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:20,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:20,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:20,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:20,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:20,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4895 states to 2450 states and 4895 transitions. [2018-09-30 11:48:20,771 INFO L276 IsEmpty]: Start isEmpty. Operand 2450 states and 4895 transitions. [2018-09-30 11:48:20,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:20,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:20,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:20,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:20,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:20,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:20,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4897 states to 2451 states and 4897 transitions. [2018-09-30 11:48:20,865 INFO L276 IsEmpty]: Start isEmpty. Operand 2451 states and 4897 transitions. [2018-09-30 11:48:20,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:20,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:20,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:20,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:20,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:20,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:20,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4899 states to 2452 states and 4899 transitions. [2018-09-30 11:48:20,962 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 4899 transitions. [2018-09-30 11:48:20,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:20,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:20,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:20,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:20,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:21,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:21,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4901 states to 2453 states and 4901 transitions. [2018-09-30 11:48:21,059 INFO L276 IsEmpty]: Start isEmpty. Operand 2453 states and 4901 transitions. [2018-09-30 11:48:21,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:21,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:21,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:21,066 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:21,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:21,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:21,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4903 states to 2454 states and 4903 transitions. [2018-09-30 11:48:21,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2454 states and 4903 transitions. [2018-09-30 11:48:21,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:21,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:21,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:21,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:21,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:21,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:21,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4905 states to 2455 states and 4905 transitions. [2018-09-30 11:48:21,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2455 states and 4905 transitions. [2018-09-30 11:48:21,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:21,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:21,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:21,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:21,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:21,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:21,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4907 states to 2456 states and 4907 transitions. [2018-09-30 11:48:21,341 INFO L276 IsEmpty]: Start isEmpty. Operand 2456 states and 4907 transitions. [2018-09-30 11:48:21,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:21,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:21,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:21,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:21,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:21,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:21,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4909 states to 2457 states and 4909 transitions. [2018-09-30 11:48:21,437 INFO L276 IsEmpty]: Start isEmpty. Operand 2457 states and 4909 transitions. [2018-09-30 11:48:21,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:21,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:21,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:21,444 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:21,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:21,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:21,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4911 states to 2458 states and 4911 transitions. [2018-09-30 11:48:21,533 INFO L276 IsEmpty]: Start isEmpty. Operand 2458 states and 4911 transitions. [2018-09-30 11:48:21,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:21,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:21,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:21,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:21,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:21,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:21,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4913 states to 2459 states and 4913 transitions. [2018-09-30 11:48:21,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2459 states and 4913 transitions. [2018-09-30 11:48:21,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:21,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:21,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:21,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:21,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:21,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:21,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4915 states to 2460 states and 4915 transitions. [2018-09-30 11:48:21,725 INFO L276 IsEmpty]: Start isEmpty. Operand 2460 states and 4915 transitions. [2018-09-30 11:48:21,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:21,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:21,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:21,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:21,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:21,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:21,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4917 states to 2461 states and 4917 transitions. [2018-09-30 11:48:21,820 INFO L276 IsEmpty]: Start isEmpty. Operand 2461 states and 4917 transitions. [2018-09-30 11:48:21,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:21,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:21,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:21,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:21,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:21,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:21,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4919 states to 2462 states and 4919 transitions. [2018-09-30 11:48:21,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2462 states and 4919 transitions. [2018-09-30 11:48:21,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:21,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:21,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:21,925 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:21,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:22,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:22,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4921 states to 2463 states and 4921 transitions. [2018-09-30 11:48:22,009 INFO L276 IsEmpty]: Start isEmpty. Operand 2463 states and 4921 transitions. [2018-09-30 11:48:22,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:22,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:22,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:22,017 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:22,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:22,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:22,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4923 states to 2464 states and 4923 transitions. [2018-09-30 11:48:22,099 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 4923 transitions. [2018-09-30 11:48:22,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:22,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:22,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:22,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:22,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:22,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:22,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4925 states to 2465 states and 4925 transitions. [2018-09-30 11:48:22,196 INFO L276 IsEmpty]: Start isEmpty. Operand 2465 states and 4925 transitions. [2018-09-30 11:48:22,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:22,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:22,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:22,203 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:22,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:22,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:22,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4927 states to 2466 states and 4927 transitions. [2018-09-30 11:48:22,291 INFO L276 IsEmpty]: Start isEmpty. Operand 2466 states and 4927 transitions. [2018-09-30 11:48:22,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:22,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:22,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:22,298 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:22,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:22,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:22,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4929 states to 2467 states and 4929 transitions. [2018-09-30 11:48:22,387 INFO L276 IsEmpty]: Start isEmpty. Operand 2467 states and 4929 transitions. [2018-09-30 11:48:22,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:22,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:22,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:22,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:22,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:22,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:22,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4931 states to 2468 states and 4931 transitions. [2018-09-30 11:48:22,480 INFO L276 IsEmpty]: Start isEmpty. Operand 2468 states and 4931 transitions. [2018-09-30 11:48:22,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:22,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:22,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:22,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:22,496 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:22,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:22,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4933 states to 2469 states and 4933 transitions. [2018-09-30 11:48:22,576 INFO L276 IsEmpty]: Start isEmpty. Operand 2469 states and 4933 transitions. [2018-09-30 11:48:22,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:22,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:22,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:22,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:22,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:22,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:22,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4935 states to 2470 states and 4935 transitions. [2018-09-30 11:48:22,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2470 states and 4935 transitions. [2018-09-30 11:48:22,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:22,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:22,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:22,682 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:22,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:22,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:22,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4937 states to 2471 states and 4937 transitions. [2018-09-30 11:48:22,772 INFO L276 IsEmpty]: Start isEmpty. Operand 2471 states and 4937 transitions. [2018-09-30 11:48:22,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:22,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:22,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:22,780 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:22,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:22,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:22,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4939 states to 2472 states and 4939 transitions. [2018-09-30 11:48:22,869 INFO L276 IsEmpty]: Start isEmpty. Operand 2472 states and 4939 transitions. [2018-09-30 11:48:22,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:22,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:22,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:22,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:22,888 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:22,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:22,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4941 states to 2473 states and 4941 transitions. [2018-09-30 11:48:22,966 INFO L276 IsEmpty]: Start isEmpty. Operand 2473 states and 4941 transitions. [2018-09-30 11:48:22,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:22,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:22,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:22,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:22,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:23,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:23,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4943 states to 2474 states and 4943 transitions. [2018-09-30 11:48:23,061 INFO L276 IsEmpty]: Start isEmpty. Operand 2474 states and 4943 transitions. [2018-09-30 11:48:23,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:23,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:23,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:23,070 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:23,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:23,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:23,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4945 states to 2475 states and 4945 transitions. [2018-09-30 11:48:23,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2475 states and 4945 transitions. [2018-09-30 11:48:23,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:23,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:23,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:23,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:23,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:23,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:23,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4947 states to 2476 states and 4947 transitions. [2018-09-30 11:48:23,260 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 4947 transitions. [2018-09-30 11:48:23,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:23,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:23,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:23,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:23,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:23,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:23,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4949 states to 2477 states and 4949 transitions. [2018-09-30 11:48:23,353 INFO L276 IsEmpty]: Start isEmpty. Operand 2477 states and 4949 transitions. [2018-09-30 11:48:23,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:23,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:23,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:23,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:23,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:23,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:23,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4951 states to 2478 states and 4951 transitions. [2018-09-30 11:48:23,444 INFO L276 IsEmpty]: Start isEmpty. Operand 2478 states and 4951 transitions. [2018-09-30 11:48:23,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:23,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:23,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:23,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:23,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:23,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:23,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4953 states to 2479 states and 4953 transitions. [2018-09-30 11:48:23,542 INFO L276 IsEmpty]: Start isEmpty. Operand 2479 states and 4953 transitions. [2018-09-30 11:48:23,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:23,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:23,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:23,547 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:23,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:23,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:23,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4955 states to 2480 states and 4955 transitions. [2018-09-30 11:48:23,638 INFO L276 IsEmpty]: Start isEmpty. Operand 2480 states and 4955 transitions. [2018-09-30 11:48:23,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:23,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:23,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:23,643 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:23,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:23,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:23,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4957 states to 2481 states and 4957 transitions. [2018-09-30 11:48:23,732 INFO L276 IsEmpty]: Start isEmpty. Operand 2481 states and 4957 transitions. [2018-09-30 11:48:23,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:23,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:23,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:23,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:23,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:23,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:23,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4959 states to 2482 states and 4959 transitions. [2018-09-30 11:48:23,828 INFO L276 IsEmpty]: Start isEmpty. Operand 2482 states and 4959 transitions. [2018-09-30 11:48:23,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:23,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:23,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:23,833 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:23,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:23,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:23,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4961 states to 2483 states and 4961 transitions. [2018-09-30 11:48:23,922 INFO L276 IsEmpty]: Start isEmpty. Operand 2483 states and 4961 transitions. [2018-09-30 11:48:23,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:23,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:23,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:23,928 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:23,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:24,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:24,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4963 states to 2484 states and 4963 transitions. [2018-09-30 11:48:24,018 INFO L276 IsEmpty]: Start isEmpty. Operand 2484 states and 4963 transitions. [2018-09-30 11:48:24,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:24,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:24,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:24,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:24,035 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:24,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:24,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4965 states to 2485 states and 4965 transitions. [2018-09-30 11:48:24,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2485 states and 4965 transitions. [2018-09-30 11:48:24,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:24,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:24,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:24,121 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:24,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:24,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:24,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4967 states to 2486 states and 4967 transitions. [2018-09-30 11:48:24,211 INFO L276 IsEmpty]: Start isEmpty. Operand 2486 states and 4967 transitions. [2018-09-30 11:48:24,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:24,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:24,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:24,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:24,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:24,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:24,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4969 states to 2487 states and 4969 transitions. [2018-09-30 11:48:24,306 INFO L276 IsEmpty]: Start isEmpty. Operand 2487 states and 4969 transitions. [2018-09-30 11:48:24,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:24,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:24,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:24,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:24,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:24,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4971 states to 2488 states and 4971 transitions. [2018-09-30 11:48:24,400 INFO L276 IsEmpty]: Start isEmpty. Operand 2488 states and 4971 transitions. [2018-09-30 11:48:24,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:24,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:24,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:24,407 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:24,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:24,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:24,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4973 states to 2489 states and 4973 transitions. [2018-09-30 11:48:24,511 INFO L276 IsEmpty]: Start isEmpty. Operand 2489 states and 4973 transitions. [2018-09-30 11:48:24,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:24,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:24,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:24,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:24,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:24,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:24,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4975 states to 2490 states and 4975 transitions. [2018-09-30 11:48:24,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2490 states and 4975 transitions. [2018-09-30 11:48:24,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:24,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:24,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:24,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:24,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:24,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4977 states to 2491 states and 4977 transitions. [2018-09-30 11:48:24,700 INFO L276 IsEmpty]: Start isEmpty. Operand 2491 states and 4977 transitions. [2018-09-30 11:48:24,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:24,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:24,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:24,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:24,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:24,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:24,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4979 states to 2492 states and 4979 transitions. [2018-09-30 11:48:24,798 INFO L276 IsEmpty]: Start isEmpty. Operand 2492 states and 4979 transitions. [2018-09-30 11:48:24,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:24,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:24,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:24,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:24,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:24,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:24,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4981 states to 2493 states and 4981 transitions. [2018-09-30 11:48:24,898 INFO L276 IsEmpty]: Start isEmpty. Operand 2493 states and 4981 transitions. [2018-09-30 11:48:24,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:24,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:24,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:24,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:24,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:24,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:24,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4983 states to 2494 states and 4983 transitions. [2018-09-30 11:48:24,993 INFO L276 IsEmpty]: Start isEmpty. Operand 2494 states and 4983 transitions. [2018-09-30 11:48:24,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:24,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:24,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:24,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:25,008 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:25,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:25,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4985 states to 2495 states and 4985 transitions. [2018-09-30 11:48:25,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2495 states and 4985 transitions. [2018-09-30 11:48:25,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:25,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:25,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:25,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:25,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:25,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:25,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4987 states to 2496 states and 4987 transitions. [2018-09-30 11:48:25,185 INFO L276 IsEmpty]: Start isEmpty. Operand 2496 states and 4987 transitions. [2018-09-30 11:48:25,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:25,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:25,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:25,193 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:25,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:25,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:25,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4989 states to 2497 states and 4989 transitions. [2018-09-30 11:48:25,282 INFO L276 IsEmpty]: Start isEmpty. Operand 2497 states and 4989 transitions. [2018-09-30 11:48:25,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:25,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:25,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:25,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:25,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:25,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:25,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4991 states to 2498 states and 4991 transitions. [2018-09-30 11:48:25,381 INFO L276 IsEmpty]: Start isEmpty. Operand 2498 states and 4991 transitions. [2018-09-30 11:48:25,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:25,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:25,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:25,386 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:25,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:25,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:25,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4993 states to 2499 states and 4993 transitions. [2018-09-30 11:48:25,475 INFO L276 IsEmpty]: Start isEmpty. Operand 2499 states and 4993 transitions. [2018-09-30 11:48:25,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:25,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:25,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:25,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:25,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:25,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:25,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4995 states to 2500 states and 4995 transitions. [2018-09-30 11:48:25,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2500 states and 4995 transitions. [2018-09-30 11:48:25,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:25,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:25,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:25,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:25,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:25,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:25,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4997 states to 2501 states and 4997 transitions. [2018-09-30 11:48:25,660 INFO L276 IsEmpty]: Start isEmpty. Operand 2501 states and 4997 transitions. [2018-09-30 11:48:25,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:25,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:25,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:25,667 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:25,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:25,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:25,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4999 states to 2502 states and 4999 transitions. [2018-09-30 11:48:25,760 INFO L276 IsEmpty]: Start isEmpty. Operand 2502 states and 4999 transitions. [2018-09-30 11:48:25,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:25,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:25,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:25,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:25,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:25,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:25,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5001 states to 2503 states and 5001 transitions. [2018-09-30 11:48:25,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2503 states and 5001 transitions. [2018-09-30 11:48:25,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:25,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:25,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:25,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:25,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:25,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5003 states to 2504 states and 5003 transitions. [2018-09-30 11:48:25,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2504 states and 5003 transitions. [2018-09-30 11:48:25,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:25,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:25,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:25,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:25,970 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:26,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:26,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5005 states to 2505 states and 5005 transitions. [2018-09-30 11:48:26,052 INFO L276 IsEmpty]: Start isEmpty. Operand 2505 states and 5005 transitions. [2018-09-30 11:48:26,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:26,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:26,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:26,058 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:26,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:26,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:26,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5007 states to 2506 states and 5007 transitions. [2018-09-30 11:48:26,146 INFO L276 IsEmpty]: Start isEmpty. Operand 2506 states and 5007 transitions. [2018-09-30 11:48:26,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:26,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:26,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:26,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:26,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:26,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:26,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5009 states to 2507 states and 5009 transitions. [2018-09-30 11:48:26,242 INFO L276 IsEmpty]: Start isEmpty. Operand 2507 states and 5009 transitions. [2018-09-30 11:48:26,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:26,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:26,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:26,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:26,258 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:26,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:26,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5011 states to 2508 states and 5011 transitions. [2018-09-30 11:48:26,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2508 states and 5011 transitions. [2018-09-30 11:48:26,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:26,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:26,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:26,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:26,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:26,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:26,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5013 states to 2509 states and 5013 transitions. [2018-09-30 11:48:26,437 INFO L276 IsEmpty]: Start isEmpty. Operand 2509 states and 5013 transitions. [2018-09-30 11:48:26,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:26,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:26,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:26,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:26,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:26,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:26,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5015 states to 2510 states and 5015 transitions. [2018-09-30 11:48:26,530 INFO L276 IsEmpty]: Start isEmpty. Operand 2510 states and 5015 transitions. [2018-09-30 11:48:26,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:26,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:26,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:26,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:26,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:26,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:26,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5017 states to 2511 states and 5017 transitions. [2018-09-30 11:48:26,625 INFO L276 IsEmpty]: Start isEmpty. Operand 2511 states and 5017 transitions. [2018-09-30 11:48:26,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:26,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:26,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:26,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:26,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:26,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:26,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5019 states to 2512 states and 5019 transitions. [2018-09-30 11:48:26,713 INFO L276 IsEmpty]: Start isEmpty. Operand 2512 states and 5019 transitions. [2018-09-30 11:48:26,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:26,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:26,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:26,718 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:26,729 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:26,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:26,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5021 states to 2513 states and 5021 transitions. [2018-09-30 11:48:26,810 INFO L276 IsEmpty]: Start isEmpty. Operand 2513 states and 5021 transitions. [2018-09-30 11:48:26,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:26,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:26,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:26,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:26,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:26,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:26,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5023 states to 2514 states and 5023 transitions. [2018-09-30 11:48:26,905 INFO L276 IsEmpty]: Start isEmpty. Operand 2514 states and 5023 transitions. [2018-09-30 11:48:26,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:26,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:26,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:26,912 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:26,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:26,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:26,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5025 states to 2515 states and 5025 transitions. [2018-09-30 11:48:26,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2515 states and 5025 transitions. [2018-09-30 11:48:27,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:27,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:27,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:27,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:27,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:27,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5027 states to 2516 states and 5027 transitions. [2018-09-30 11:48:27,095 INFO L276 IsEmpty]: Start isEmpty. Operand 2516 states and 5027 transitions. [2018-09-30 11:48:27,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:27,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:27,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:27,102 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:27,114 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:27,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:27,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5029 states to 2517 states and 5029 transitions. [2018-09-30 11:48:27,191 INFO L276 IsEmpty]: Start isEmpty. Operand 2517 states and 5029 transitions. [2018-09-30 11:48:27,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:27,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:27,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:27,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:27,206 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:27,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:27,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5031 states to 2518 states and 5031 transitions. [2018-09-30 11:48:27,289 INFO L276 IsEmpty]: Start isEmpty. Operand 2518 states and 5031 transitions. [2018-09-30 11:48:27,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:27,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:27,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:27,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:27,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:27,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:27,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5033 states to 2519 states and 5033 transitions. [2018-09-30 11:48:27,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2519 states and 5033 transitions. [2018-09-30 11:48:27,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:27,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:27,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:27,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:27,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:27,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:27,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5035 states to 2520 states and 5035 transitions. [2018-09-30 11:48:27,484 INFO L276 IsEmpty]: Start isEmpty. Operand 2520 states and 5035 transitions. [2018-09-30 11:48:27,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:27,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:27,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:27,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:27,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:27,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:27,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5037 states to 2521 states and 5037 transitions. [2018-09-30 11:48:27,581 INFO L276 IsEmpty]: Start isEmpty. Operand 2521 states and 5037 transitions. [2018-09-30 11:48:27,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:27,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:27,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:27,588 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:27,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:27,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:27,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5039 states to 2522 states and 5039 transitions. [2018-09-30 11:48:27,680 INFO L276 IsEmpty]: Start isEmpty. Operand 2522 states and 5039 transitions. [2018-09-30 11:48:27,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:27,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:27,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:27,685 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:27,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:27,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:27,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5041 states to 2523 states and 5041 transitions. [2018-09-30 11:48:27,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 5041 transitions. [2018-09-30 11:48:27,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:27,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:27,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:27,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:27,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:27,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:27,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5043 states to 2524 states and 5043 transitions. [2018-09-30 11:48:27,877 INFO L276 IsEmpty]: Start isEmpty. Operand 2524 states and 5043 transitions. [2018-09-30 11:48:27,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:27,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:27,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:27,883 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:27,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:27,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:27,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5045 states to 2525 states and 5045 transitions. [2018-09-30 11:48:27,974 INFO L276 IsEmpty]: Start isEmpty. Operand 2525 states and 5045 transitions. [2018-09-30 11:48:27,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:27,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:27,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:27,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:27,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:28,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:28,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5047 states to 2526 states and 5047 transitions. [2018-09-30 11:48:28,071 INFO L276 IsEmpty]: Start isEmpty. Operand 2526 states and 5047 transitions. [2018-09-30 11:48:28,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:28,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:28,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:28,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:28,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:28,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:28,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5049 states to 2527 states and 5049 transitions. [2018-09-30 11:48:28,165 INFO L276 IsEmpty]: Start isEmpty. Operand 2527 states and 5049 transitions. [2018-09-30 11:48:28,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:28,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:28,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:28,173 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:28,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:28,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:28,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5051 states to 2528 states and 5051 transitions. [2018-09-30 11:48:28,262 INFO L276 IsEmpty]: Start isEmpty. Operand 2528 states and 5051 transitions. [2018-09-30 11:48:28,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:28,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:28,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:28,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:28,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:28,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:28,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5053 states to 2529 states and 5053 transitions. [2018-09-30 11:48:28,361 INFO L276 IsEmpty]: Start isEmpty. Operand 2529 states and 5053 transitions. [2018-09-30 11:48:28,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:28,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:28,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:28,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:28,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:28,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:28,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5055 states to 2530 states and 5055 transitions. [2018-09-30 11:48:28,458 INFO L276 IsEmpty]: Start isEmpty. Operand 2530 states and 5055 transitions. [2018-09-30 11:48:28,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:28,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:28,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:28,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:28,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:28,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:28,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5057 states to 2531 states and 5057 transitions. [2018-09-30 11:48:28,556 INFO L276 IsEmpty]: Start isEmpty. Operand 2531 states and 5057 transitions. [2018-09-30 11:48:28,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:28,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:28,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:28,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:28,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:28,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:28,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5059 states to 2532 states and 5059 transitions. [2018-09-30 11:48:28,647 INFO L276 IsEmpty]: Start isEmpty. Operand 2532 states and 5059 transitions. [2018-09-30 11:48:28,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:28,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:28,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:28,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:28,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:28,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:28,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5061 states to 2533 states and 5061 transitions. [2018-09-30 11:48:28,742 INFO L276 IsEmpty]: Start isEmpty. Operand 2533 states and 5061 transitions. [2018-09-30 11:48:28,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:28,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:28,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:28,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:28,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:28,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:28,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5063 states to 2534 states and 5063 transitions. [2018-09-30 11:48:28,843 INFO L276 IsEmpty]: Start isEmpty. Operand 2534 states and 5063 transitions. [2018-09-30 11:48:28,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:28,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:28,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:28,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:28,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:28,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:28,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5065 states to 2535 states and 5065 transitions. [2018-09-30 11:48:28,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2535 states and 5065 transitions. [2018-09-30 11:48:28,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:28,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:28,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:28,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:28,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:29,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:29,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5067 states to 2536 states and 5067 transitions. [2018-09-30 11:48:29,034 INFO L276 IsEmpty]: Start isEmpty. Operand 2536 states and 5067 transitions. [2018-09-30 11:48:29,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:29,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:29,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:29,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:29,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:29,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:29,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5069 states to 2537 states and 5069 transitions. [2018-09-30 11:48:29,131 INFO L276 IsEmpty]: Start isEmpty. Operand 2537 states and 5069 transitions. [2018-09-30 11:48:29,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:29,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:29,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:29,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:29,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:29,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:29,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5071 states to 2538 states and 5071 transitions. [2018-09-30 11:48:29,226 INFO L276 IsEmpty]: Start isEmpty. Operand 2538 states and 5071 transitions. [2018-09-30 11:48:29,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:29,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:29,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:29,231 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:29,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:29,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:29,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5073 states to 2539 states and 5073 transitions. [2018-09-30 11:48:29,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2539 states and 5073 transitions. [2018-09-30 11:48:29,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:29,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:29,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:29,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:29,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:29,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:29,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5075 states to 2540 states and 5075 transitions. [2018-09-30 11:48:29,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2540 states and 5075 transitions. [2018-09-30 11:48:29,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:29,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:29,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:29,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:29,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:29,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:29,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5077 states to 2541 states and 5077 transitions. [2018-09-30 11:48:29,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2541 states and 5077 transitions. [2018-09-30 11:48:29,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:29,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:29,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:29,514 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:29,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:29,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:29,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5079 states to 2542 states and 5079 transitions. [2018-09-30 11:48:29,604 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 5079 transitions. [2018-09-30 11:48:29,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:29,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:29,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:29,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:29,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:29,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:29,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5081 states to 2543 states and 5081 transitions. [2018-09-30 11:48:29,700 INFO L276 IsEmpty]: Start isEmpty. Operand 2543 states and 5081 transitions. [2018-09-30 11:48:29,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:29,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:29,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:29,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:29,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:29,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:29,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5083 states to 2544 states and 5083 transitions. [2018-09-30 11:48:29,798 INFO L276 IsEmpty]: Start isEmpty. Operand 2544 states and 5083 transitions. [2018-09-30 11:48:29,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:29,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:29,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:29,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:29,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:29,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:29,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5085 states to 2545 states and 5085 transitions. [2018-09-30 11:48:29,894 INFO L276 IsEmpty]: Start isEmpty. Operand 2545 states and 5085 transitions. [2018-09-30 11:48:29,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:29,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:29,903 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:29,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:30,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:30,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5087 states to 2546 states and 5087 transitions. [2018-09-30 11:48:30,003 INFO L276 IsEmpty]: Start isEmpty. Operand 2546 states and 5087 transitions. [2018-09-30 11:48:30,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:30,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:30,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:30,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:30,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:30,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:30,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5089 states to 2547 states and 5089 transitions. [2018-09-30 11:48:30,101 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 5089 transitions. [2018-09-30 11:48:30,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:30,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:30,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:30,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:30,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:30,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:30,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5091 states to 2548 states and 5091 transitions. [2018-09-30 11:48:30,196 INFO L276 IsEmpty]: Start isEmpty. Operand 2548 states and 5091 transitions. [2018-09-30 11:48:30,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:30,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:30,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:30,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:30,212 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:30,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:30,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5093 states to 2549 states and 5093 transitions. [2018-09-30 11:48:30,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2549 states and 5093 transitions. [2018-09-30 11:48:30,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:30,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:30,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:30,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:30,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:30,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:30,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5095 states to 2550 states and 5095 transitions. [2018-09-30 11:48:30,392 INFO L276 IsEmpty]: Start isEmpty. Operand 2550 states and 5095 transitions. [2018-09-30 11:48:30,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:30,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:30,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:30,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:30,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:30,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:30,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5097 states to 2551 states and 5097 transitions. [2018-09-30 11:48:30,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2551 states and 5097 transitions. [2018-09-30 11:48:30,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:30,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:30,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:30,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:30,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:30,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:30,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5099 states to 2552 states and 5099 transitions. [2018-09-30 11:48:30,586 INFO L276 IsEmpty]: Start isEmpty. Operand 2552 states and 5099 transitions. [2018-09-30 11:48:30,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:30,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:30,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:30,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:30,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:30,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:30,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5101 states to 2553 states and 5101 transitions. [2018-09-30 11:48:30,684 INFO L276 IsEmpty]: Start isEmpty. Operand 2553 states and 5101 transitions. [2018-09-30 11:48:30,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:30,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:30,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:30,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:30,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:30,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:30,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5103 states to 2554 states and 5103 transitions. [2018-09-30 11:48:30,781 INFO L276 IsEmpty]: Start isEmpty. Operand 2554 states and 5103 transitions. [2018-09-30 11:48:30,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:30,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:30,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:30,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:30,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:30,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:30,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5105 states to 2555 states and 5105 transitions. [2018-09-30 11:48:30,880 INFO L276 IsEmpty]: Start isEmpty. Operand 2555 states and 5105 transitions. [2018-09-30 11:48:30,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:30,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:30,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:30,886 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:30,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:30,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:30,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5107 states to 2556 states and 5107 transitions. [2018-09-30 11:48:30,977 INFO L276 IsEmpty]: Start isEmpty. Operand 2556 states and 5107 transitions. [2018-09-30 11:48:30,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:30,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:30,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:30,985 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:30,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:31,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:31,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5109 states to 2557 states and 5109 transitions. [2018-09-30 11:48:31,078 INFO L276 IsEmpty]: Start isEmpty. Operand 2557 states and 5109 transitions. [2018-09-30 11:48:31,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:31,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:31,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:31,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:31,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:31,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:31,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5111 states to 2558 states and 5111 transitions. [2018-09-30 11:48:31,174 INFO L276 IsEmpty]: Start isEmpty. Operand 2558 states and 5111 transitions. [2018-09-30 11:48:31,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:31,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:31,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:31,182 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:31,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:31,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:31,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5113 states to 2559 states and 5113 transitions. [2018-09-30 11:48:31,267 INFO L276 IsEmpty]: Start isEmpty. Operand 2559 states and 5113 transitions. [2018-09-30 11:48:31,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:31,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:31,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:31,275 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:31,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:31,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:31,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5115 states to 2560 states and 5115 transitions. [2018-09-30 11:48:31,361 INFO L276 IsEmpty]: Start isEmpty. Operand 2560 states and 5115 transitions. [2018-09-30 11:48:31,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:31,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:31,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:31,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:31,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:31,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:31,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5117 states to 2561 states and 5117 transitions. [2018-09-30 11:48:31,453 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 5117 transitions. [2018-09-30 11:48:31,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:31,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:31,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:31,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:31,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:31,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:31,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5119 states to 2562 states and 5119 transitions. [2018-09-30 11:48:31,551 INFO L276 IsEmpty]: Start isEmpty. Operand 2562 states and 5119 transitions. [2018-09-30 11:48:31,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:31,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:31,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:31,556 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:31,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:31,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:31,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5121 states to 2563 states and 5121 transitions. [2018-09-30 11:48:31,646 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 5121 transitions. [2018-09-30 11:48:31,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:31,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:31,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:31,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:31,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:31,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:31,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5123 states to 2564 states and 5123 transitions. [2018-09-30 11:48:31,741 INFO L276 IsEmpty]: Start isEmpty. Operand 2564 states and 5123 transitions. [2018-09-30 11:48:31,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:31,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:31,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:31,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:31,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:31,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:31,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5125 states to 2565 states and 5125 transitions. [2018-09-30 11:48:31,841 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 5125 transitions. [2018-09-30 11:48:31,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:31,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:31,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:31,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:31,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:31,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:31,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5127 states to 2566 states and 5127 transitions. [2018-09-30 11:48:31,937 INFO L276 IsEmpty]: Start isEmpty. Operand 2566 states and 5127 transitions. [2018-09-30 11:48:31,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:31,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:31,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:31,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:31,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:32,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:32,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5129 states to 2567 states and 5129 transitions. [2018-09-30 11:48:32,033 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 5129 transitions. [2018-09-30 11:48:32,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:32,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:32,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:32,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:32,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:32,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:32,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5131 states to 2568 states and 5131 transitions. [2018-09-30 11:48:32,133 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 5131 transitions. [2018-09-30 11:48:32,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:32,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:32,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:32,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:32,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:32,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:32,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5133 states to 2569 states and 5133 transitions. [2018-09-30 11:48:32,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 5133 transitions. [2018-09-30 11:48:32,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:32,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:32,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:32,232 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:32,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:32,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:32,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5135 states to 2570 states and 5135 transitions. [2018-09-30 11:48:32,325 INFO L276 IsEmpty]: Start isEmpty. Operand 2570 states and 5135 transitions. [2018-09-30 11:48:32,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:32,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:32,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:32,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:32,346 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:32,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:32,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5137 states to 2571 states and 5137 transitions. [2018-09-30 11:48:32,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 5137 transitions. [2018-09-30 11:48:32,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:32,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:32,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:32,431 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:32,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:32,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:32,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5139 states to 2572 states and 5139 transitions. [2018-09-30 11:48:32,521 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 5139 transitions. [2018-09-30 11:48:32,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:32,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:32,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:32,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:32,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:32,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:32,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5141 states to 2573 states and 5141 transitions. [2018-09-30 11:48:32,622 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 5141 transitions. [2018-09-30 11:48:32,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:32,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:32,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:32,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:32,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:32,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:32,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5143 states to 2574 states and 5143 transitions. [2018-09-30 11:48:32,721 INFO L276 IsEmpty]: Start isEmpty. Operand 2574 states and 5143 transitions. [2018-09-30 11:48:32,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:32,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:32,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:32,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:32,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:32,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:32,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5145 states to 2575 states and 5145 transitions. [2018-09-30 11:48:32,818 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 5145 transitions. [2018-09-30 11:48:32,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:32,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:32,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:32,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:32,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:32,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:32,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5147 states to 2576 states and 5147 transitions. [2018-09-30 11:48:32,920 INFO L276 IsEmpty]: Start isEmpty. Operand 2576 states and 5147 transitions. [2018-09-30 11:48:32,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:32,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:32,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:32,925 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:32,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:33,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:33,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5149 states to 2577 states and 5149 transitions. [2018-09-30 11:48:33,018 INFO L276 IsEmpty]: Start isEmpty. Operand 2577 states and 5149 transitions. [2018-09-30 11:48:33,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:33,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:33,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:33,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:33,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:33,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:33,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5151 states to 2578 states and 5151 transitions. [2018-09-30 11:48:33,116 INFO L276 IsEmpty]: Start isEmpty. Operand 2578 states and 5151 transitions. [2018-09-30 11:48:33,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:33,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:33,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:33,125 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:33,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:33,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:33,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5153 states to 2579 states and 5153 transitions. [2018-09-30 11:48:33,218 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 5153 transitions. [2018-09-30 11:48:33,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:33,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:33,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:33,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:33,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:33,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:33,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5155 states to 2580 states and 5155 transitions. [2018-09-30 11:48:33,314 INFO L276 IsEmpty]: Start isEmpty. Operand 2580 states and 5155 transitions. [2018-09-30 11:48:33,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:33,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:33,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:33,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:33,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:33,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:33,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5157 states to 2581 states and 5157 transitions. [2018-09-30 11:48:33,410 INFO L276 IsEmpty]: Start isEmpty. Operand 2581 states and 5157 transitions. [2018-09-30 11:48:33,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:33,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:33,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:33,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:33,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:33,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:33,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5159 states to 2582 states and 5159 transitions. [2018-09-30 11:48:33,509 INFO L276 IsEmpty]: Start isEmpty. Operand 2582 states and 5159 transitions. [2018-09-30 11:48:33,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:33,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:33,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:33,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:33,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:33,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:33,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5161 states to 2583 states and 5161 transitions. [2018-09-30 11:48:33,605 INFO L276 IsEmpty]: Start isEmpty. Operand 2583 states and 5161 transitions. [2018-09-30 11:48:33,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:33,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:33,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:33,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:33,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:33,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:33,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5163 states to 2584 states and 5163 transitions. [2018-09-30 11:48:33,705 INFO L276 IsEmpty]: Start isEmpty. Operand 2584 states and 5163 transitions. [2018-09-30 11:48:33,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:33,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:33,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:33,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:33,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:33,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:33,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5165 states to 2585 states and 5165 transitions. [2018-09-30 11:48:33,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2585 states and 5165 transitions. [2018-09-30 11:48:33,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:33,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:33,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:33,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:33,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:33,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:33,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5167 states to 2586 states and 5167 transitions. [2018-09-30 11:48:33,903 INFO L276 IsEmpty]: Start isEmpty. Operand 2586 states and 5167 transitions. [2018-09-30 11:48:33,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:33,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:33,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:33,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:33,919 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:33,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:33,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5169 states to 2587 states and 5169 transitions. [2018-09-30 11:48:33,997 INFO L276 IsEmpty]: Start isEmpty. Operand 2587 states and 5169 transitions. [2018-09-30 11:48:33,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:33,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:34,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:34,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:34,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:34,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:34,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5171 states to 2588 states and 5171 transitions. [2018-09-30 11:48:34,098 INFO L276 IsEmpty]: Start isEmpty. Operand 2588 states and 5171 transitions. [2018-09-30 11:48:34,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:34,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:34,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:34,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:34,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:34,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:34,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5173 states to 2589 states and 5173 transitions. [2018-09-30 11:48:34,194 INFO L276 IsEmpty]: Start isEmpty. Operand 2589 states and 5173 transitions. [2018-09-30 11:48:34,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:34,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:34,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:34,203 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:34,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:34,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:34,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5175 states to 2590 states and 5175 transitions. [2018-09-30 11:48:34,294 INFO L276 IsEmpty]: Start isEmpty. Operand 2590 states and 5175 transitions. [2018-09-30 11:48:34,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:34,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:34,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:34,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:34,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:34,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:34,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5177 states to 2591 states and 5177 transitions. [2018-09-30 11:48:34,392 INFO L276 IsEmpty]: Start isEmpty. Operand 2591 states and 5177 transitions. [2018-09-30 11:48:34,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:34,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:34,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:34,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:34,406 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:34,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:34,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5179 states to 2592 states and 5179 transitions. [2018-09-30 11:48:34,491 INFO L276 IsEmpty]: Start isEmpty. Operand 2592 states and 5179 transitions. [2018-09-30 11:48:34,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:34,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:34,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:34,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:34,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:34,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:34,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5181 states to 2593 states and 5181 transitions. [2018-09-30 11:48:34,584 INFO L276 IsEmpty]: Start isEmpty. Operand 2593 states and 5181 transitions. [2018-09-30 11:48:34,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:34,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:34,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:34,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:34,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:34,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:34,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5183 states to 2594 states and 5183 transitions. [2018-09-30 11:48:34,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2594 states and 5183 transitions. [2018-09-30 11:48:34,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:34,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:34,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:34,691 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:34,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:34,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:34,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5185 states to 2595 states and 5185 transitions. [2018-09-30 11:48:34,797 INFO L276 IsEmpty]: Start isEmpty. Operand 2595 states and 5185 transitions. [2018-09-30 11:48:34,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:34,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:34,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:34,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:34,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:34,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:34,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5187 states to 2596 states and 5187 transitions. [2018-09-30 11:48:34,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2596 states and 5187 transitions. [2018-09-30 11:48:34,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:34,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:34,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:34,900 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:34,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:34,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:34,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5189 states to 2597 states and 5189 transitions. [2018-09-30 11:48:34,990 INFO L276 IsEmpty]: Start isEmpty. Operand 2597 states and 5189 transitions. [2018-09-30 11:48:34,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:34,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:34,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:35,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:35,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:35,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5191 states to 2598 states and 5191 transitions. [2018-09-30 11:48:35,086 INFO L276 IsEmpty]: Start isEmpty. Operand 2598 states and 5191 transitions. [2018-09-30 11:48:35,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:35,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:35,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:35,091 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:35,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:35,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:35,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5193 states to 2599 states and 5193 transitions. [2018-09-30 11:48:35,192 INFO L276 IsEmpty]: Start isEmpty. Operand 2599 states and 5193 transitions. [2018-09-30 11:48:35,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:35,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:35,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:35,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:35,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:35,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:35,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5195 states to 2600 states and 5195 transitions. [2018-09-30 11:48:35,286 INFO L276 IsEmpty]: Start isEmpty. Operand 2600 states and 5195 transitions. [2018-09-30 11:48:35,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:35,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:35,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:35,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:35,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:35,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:35,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5197 states to 2601 states and 5197 transitions. [2018-09-30 11:48:35,393 INFO L276 IsEmpty]: Start isEmpty. Operand 2601 states and 5197 transitions. [2018-09-30 11:48:35,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:35,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:35,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:35,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:35,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:35,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:35,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5199 states to 2602 states and 5199 transitions. [2018-09-30 11:48:35,491 INFO L276 IsEmpty]: Start isEmpty. Operand 2602 states and 5199 transitions. [2018-09-30 11:48:35,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:35,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:35,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:35,501 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:35,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:35,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:35,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5201 states to 2603 states and 5201 transitions. [2018-09-30 11:48:35,591 INFO L276 IsEmpty]: Start isEmpty. Operand 2603 states and 5201 transitions. [2018-09-30 11:48:35,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:35,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:35,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:35,596 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:35,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:35,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:35,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5203 states to 2604 states and 5203 transitions. [2018-09-30 11:48:35,691 INFO L276 IsEmpty]: Start isEmpty. Operand 2604 states and 5203 transitions. [2018-09-30 11:48:35,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:35,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:35,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:35,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:35,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:35,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:35,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5205 states to 2605 states and 5205 transitions. [2018-09-30 11:48:35,791 INFO L276 IsEmpty]: Start isEmpty. Operand 2605 states and 5205 transitions. [2018-09-30 11:48:35,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:35,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:35,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:35,799 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:35,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:35,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:35,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5207 states to 2606 states and 5207 transitions. [2018-09-30 11:48:35,886 INFO L276 IsEmpty]: Start isEmpty. Operand 2606 states and 5207 transitions. [2018-09-30 11:48:35,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:35,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:35,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:35,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:35,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:35,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:35,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5209 states to 2607 states and 5209 transitions. [2018-09-30 11:48:35,985 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 5209 transitions. [2018-09-30 11:48:35,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:35,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:35,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:35,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:35,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:36,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:36,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5211 states to 2608 states and 5211 transitions. [2018-09-30 11:48:36,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2608 states and 5211 transitions. [2018-09-30 11:48:36,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:36,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:36,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:36,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:36,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:36,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:36,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5213 states to 2609 states and 5213 transitions. [2018-09-30 11:48:36,188 INFO L276 IsEmpty]: Start isEmpty. Operand 2609 states and 5213 transitions. [2018-09-30 11:48:36,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:36,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:36,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:36,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:36,206 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:36,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:36,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5215 states to 2610 states and 5215 transitions. [2018-09-30 11:48:36,293 INFO L276 IsEmpty]: Start isEmpty. Operand 2610 states and 5215 transitions. [2018-09-30 11:48:36,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:36,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:36,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:36,298 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:36,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:36,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:36,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5217 states to 2611 states and 5217 transitions. [2018-09-30 11:48:36,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2611 states and 5217 transitions. [2018-09-30 11:48:36,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:36,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:36,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:36,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:36,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:36,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:36,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5219 states to 2612 states and 5219 transitions. [2018-09-30 11:48:36,493 INFO L276 IsEmpty]: Start isEmpty. Operand 2612 states and 5219 transitions. [2018-09-30 11:48:36,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:36,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:36,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:36,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:36,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:36,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:36,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5221 states to 2613 states and 5221 transitions. [2018-09-30 11:48:36,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2613 states and 5221 transitions. [2018-09-30 11:48:36,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:36,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:36,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:36,601 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:36,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:36,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:36,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5223 states to 2614 states and 5223 transitions. [2018-09-30 11:48:36,688 INFO L276 IsEmpty]: Start isEmpty. Operand 2614 states and 5223 transitions. [2018-09-30 11:48:36,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:36,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:36,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:36,693 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:36,703 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:36,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:36,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5225 states to 2615 states and 5225 transitions. [2018-09-30 11:48:36,784 INFO L276 IsEmpty]: Start isEmpty. Operand 2615 states and 5225 transitions. [2018-09-30 11:48:36,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:36,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:36,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:36,791 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:36,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:36,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:36,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5227 states to 2616 states and 5227 transitions. [2018-09-30 11:48:36,882 INFO L276 IsEmpty]: Start isEmpty. Operand 2616 states and 5227 transitions. [2018-09-30 11:48:36,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:36,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:36,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:36,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:36,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:36,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5229 states to 2617 states and 5229 transitions. [2018-09-30 11:48:36,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2617 states and 5229 transitions. [2018-09-30 11:48:36,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:36,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:36,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:36,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:37,000 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:37,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:37,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5231 states to 2618 states and 5231 transitions. [2018-09-30 11:48:37,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2618 states and 5231 transitions. [2018-09-30 11:48:37,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:37,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:37,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:37,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:37,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:37,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:37,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5233 states to 2619 states and 5233 transitions. [2018-09-30 11:48:37,328 INFO L276 IsEmpty]: Start isEmpty. Operand 2619 states and 5233 transitions. [2018-09-30 11:48:37,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:37,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:37,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:37,335 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:37,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:37,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:37,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5235 states to 2620 states and 5235 transitions. [2018-09-30 11:48:37,423 INFO L276 IsEmpty]: Start isEmpty. Operand 2620 states and 5235 transitions. [2018-09-30 11:48:37,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:37,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:37,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:37,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:37,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:37,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:37,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5237 states to 2621 states and 5237 transitions. [2018-09-30 11:48:37,521 INFO L276 IsEmpty]: Start isEmpty. Operand 2621 states and 5237 transitions. [2018-09-30 11:48:37,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:37,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:37,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:37,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:37,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:37,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:37,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5239 states to 2622 states and 5239 transitions. [2018-09-30 11:48:37,614 INFO L276 IsEmpty]: Start isEmpty. Operand 2622 states and 5239 transitions. [2018-09-30 11:48:37,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:37,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:37,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:37,622 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:37,631 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:37,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:37,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5241 states to 2623 states and 5241 transitions. [2018-09-30 11:48:37,713 INFO L276 IsEmpty]: Start isEmpty. Operand 2623 states and 5241 transitions. [2018-09-30 11:48:37,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:37,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:37,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:37,721 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:37,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:37,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:37,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5243 states to 2624 states and 5243 transitions. [2018-09-30 11:48:37,811 INFO L276 IsEmpty]: Start isEmpty. Operand 2624 states and 5243 transitions. [2018-09-30 11:48:37,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:37,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:37,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:37,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:37,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:37,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:37,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5245 states to 2625 states and 5245 transitions. [2018-09-30 11:48:37,911 INFO L276 IsEmpty]: Start isEmpty. Operand 2625 states and 5245 transitions. [2018-09-30 11:48:37,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:37,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:37,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:37,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:37,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:38,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:38,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5247 states to 2626 states and 5247 transitions. [2018-09-30 11:48:38,009 INFO L276 IsEmpty]: Start isEmpty. Operand 2626 states and 5247 transitions. [2018-09-30 11:48:38,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:38,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:38,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:38,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:38,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:38,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:38,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5249 states to 2627 states and 5249 transitions. [2018-09-30 11:48:38,107 INFO L276 IsEmpty]: Start isEmpty. Operand 2627 states and 5249 transitions. [2018-09-30 11:48:38,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:38,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:38,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:38,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:38,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:38,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:38,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5251 states to 2628 states and 5251 transitions. [2018-09-30 11:48:38,207 INFO L276 IsEmpty]: Start isEmpty. Operand 2628 states and 5251 transitions. [2018-09-30 11:48:38,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:38,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:38,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:38,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:38,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:38,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:38,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5253 states to 2629 states and 5253 transitions. [2018-09-30 11:48:38,302 INFO L276 IsEmpty]: Start isEmpty. Operand 2629 states and 5253 transitions. [2018-09-30 11:48:38,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:38,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:38,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:38,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:38,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:38,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:38,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5255 states to 2630 states and 5255 transitions. [2018-09-30 11:48:38,401 INFO L276 IsEmpty]: Start isEmpty. Operand 2630 states and 5255 transitions. [2018-09-30 11:48:38,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:38,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:38,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:38,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:38,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:38,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:38,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5257 states to 2631 states and 5257 transitions. [2018-09-30 11:48:38,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2631 states and 5257 transitions. [2018-09-30 11:48:38,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:38,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:38,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:38,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:38,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:38,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:38,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5259 states to 2632 states and 5259 transitions. [2018-09-30 11:48:38,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2632 states and 5259 transitions. [2018-09-30 11:48:38,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:38,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:38,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:38,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:38,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:38,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:38,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5261 states to 2633 states and 5261 transitions. [2018-09-30 11:48:38,704 INFO L276 IsEmpty]: Start isEmpty. Operand 2633 states and 5261 transitions. [2018-09-30 11:48:38,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:38,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:38,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:38,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:38,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:38,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:38,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5263 states to 2634 states and 5263 transitions. [2018-09-30 11:48:38,801 INFO L276 IsEmpty]: Start isEmpty. Operand 2634 states and 5263 transitions. [2018-09-30 11:48:38,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:38,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:38,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:38,809 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:38,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:38,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:38,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5265 states to 2635 states and 5265 transitions. [2018-09-30 11:48:38,900 INFO L276 IsEmpty]: Start isEmpty. Operand 2635 states and 5265 transitions. [2018-09-30 11:48:38,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:38,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:38,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:38,912 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:38,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:38,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:39,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5267 states to 2636 states and 5267 transitions. [2018-09-30 11:48:39,000 INFO L276 IsEmpty]: Start isEmpty. Operand 2636 states and 5267 transitions. [2018-09-30 11:48:39,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:39,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:39,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:39,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:39,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:39,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:39,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5269 states to 2637 states and 5269 transitions. [2018-09-30 11:48:39,099 INFO L276 IsEmpty]: Start isEmpty. Operand 2637 states and 5269 transitions. [2018-09-30 11:48:39,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:39,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:39,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:39,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:39,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:39,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:39,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5271 states to 2638 states and 5271 transitions. [2018-09-30 11:48:39,194 INFO L276 IsEmpty]: Start isEmpty. Operand 2638 states and 5271 transitions. [2018-09-30 11:48:39,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:39,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:39,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:39,202 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:39,212 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:39,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:39,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5273 states to 2639 states and 5273 transitions. [2018-09-30 11:48:39,292 INFO L276 IsEmpty]: Start isEmpty. Operand 2639 states and 5273 transitions. [2018-09-30 11:48:39,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:39,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:39,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:39,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:39,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:39,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:39,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5275 states to 2640 states and 5275 transitions. [2018-09-30 11:48:39,392 INFO L276 IsEmpty]: Start isEmpty. Operand 2640 states and 5275 transitions. [2018-09-30 11:48:39,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:39,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:39,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:39,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:39,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:39,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:39,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5277 states to 2641 states and 5277 transitions. [2018-09-30 11:48:39,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2641 states and 5277 transitions. [2018-09-30 11:48:39,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:39,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:39,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:39,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:39,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:39,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:39,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5279 states to 2642 states and 5279 transitions. [2018-09-30 11:48:39,596 INFO L276 IsEmpty]: Start isEmpty. Operand 2642 states and 5279 transitions. [2018-09-30 11:48:39,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:39,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:39,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:39,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:39,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:39,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:39,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5281 states to 2643 states and 5281 transitions. [2018-09-30 11:48:39,698 INFO L276 IsEmpty]: Start isEmpty. Operand 2643 states and 5281 transitions. [2018-09-30 11:48:39,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:39,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:39,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:39,703 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:39,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:39,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:39,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5283 states to 2644 states and 5283 transitions. [2018-09-30 11:48:39,797 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5283 transitions. [2018-09-30 11:48:39,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:39,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:39,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:39,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:39,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:39,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:39,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5285 states to 2645 states and 5285 transitions. [2018-09-30 11:48:39,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2645 states and 5285 transitions. [2018-09-30 11:48:39,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:39,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:39,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:39,911 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:39,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:40,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:40,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5287 states to 2646 states and 5287 transitions. [2018-09-30 11:48:40,015 INFO L276 IsEmpty]: Start isEmpty. Operand 2646 states and 5287 transitions. [2018-09-30 11:48:40,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:40,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:40,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:40,020 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:40,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:40,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:40,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5289 states to 2647 states and 5289 transitions. [2018-09-30 11:48:40,112 INFO L276 IsEmpty]: Start isEmpty. Operand 2647 states and 5289 transitions. [2018-09-30 11:48:40,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:40,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:40,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:40,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:40,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:40,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:40,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5291 states to 2648 states and 5291 transitions. [2018-09-30 11:48:40,212 INFO L276 IsEmpty]: Start isEmpty. Operand 2648 states and 5291 transitions. [2018-09-30 11:48:40,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:40,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:40,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:40,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:40,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:40,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:40,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5293 states to 2649 states and 5293 transitions. [2018-09-30 11:48:40,311 INFO L276 IsEmpty]: Start isEmpty. Operand 2649 states and 5293 transitions. [2018-09-30 11:48:40,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:40,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:40,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:40,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:40,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:40,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:40,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5295 states to 2650 states and 5295 transitions. [2018-09-30 11:48:40,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2650 states and 5295 transitions. [2018-09-30 11:48:40,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:40,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:40,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:40,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:40,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:40,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:40,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5297 states to 2651 states and 5297 transitions. [2018-09-30 11:48:40,509 INFO L276 IsEmpty]: Start isEmpty. Operand 2651 states and 5297 transitions. [2018-09-30 11:48:40,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:40,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:40,514 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:40,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:40,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:40,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5299 states to 2652 states and 5299 transitions. [2018-09-30 11:48:40,608 INFO L276 IsEmpty]: Start isEmpty. Operand 2652 states and 5299 transitions. [2018-09-30 11:48:40,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:40,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:40,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:40,618 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:40,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:40,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:40,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5301 states to 2653 states and 5301 transitions. [2018-09-30 11:48:40,711 INFO L276 IsEmpty]: Start isEmpty. Operand 2653 states and 5301 transitions. [2018-09-30 11:48:40,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:40,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:40,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:40,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:40,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:40,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:40,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5303 states to 2654 states and 5303 transitions. [2018-09-30 11:48:40,808 INFO L276 IsEmpty]: Start isEmpty. Operand 2654 states and 5303 transitions. [2018-09-30 11:48:40,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:40,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:40,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:40,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:40,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:40,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:40,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5305 states to 2655 states and 5305 transitions. [2018-09-30 11:48:40,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2655 states and 5305 transitions. [2018-09-30 11:48:40,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:40,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:40,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:40,914 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:40,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:41,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:41,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5307 states to 2656 states and 5307 transitions. [2018-09-30 11:48:41,007 INFO L276 IsEmpty]: Start isEmpty. Operand 2656 states and 5307 transitions. [2018-09-30 11:48:41,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:41,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:41,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:41,012 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:41,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:41,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:41,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5309 states to 2657 states and 5309 transitions. [2018-09-30 11:48:41,107 INFO L276 IsEmpty]: Start isEmpty. Operand 2657 states and 5309 transitions. [2018-09-30 11:48:41,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:41,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:41,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:41,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:41,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:41,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:41,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5311 states to 2658 states and 5311 transitions. [2018-09-30 11:48:41,207 INFO L276 IsEmpty]: Start isEmpty. Operand 2658 states and 5311 transitions. [2018-09-30 11:48:41,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:41,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:41,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:41,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:41,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:41,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:41,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5313 states to 2659 states and 5313 transitions. [2018-09-30 11:48:41,305 INFO L276 IsEmpty]: Start isEmpty. Operand 2659 states and 5313 transitions. [2018-09-30 11:48:41,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:41,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:41,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:41,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:41,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:41,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:41,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5315 states to 2660 states and 5315 transitions. [2018-09-30 11:48:41,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2660 states and 5315 transitions. [2018-09-30 11:48:41,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:41,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:41,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:41,413 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:41,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:41,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:41,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5317 states to 2661 states and 5317 transitions. [2018-09-30 11:48:41,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2661 states and 5317 transitions. [2018-09-30 11:48:41,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:41,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:41,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:41,513 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:41,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:41,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:41,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5319 states to 2662 states and 5319 transitions. [2018-09-30 11:48:41,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2662 states and 5319 transitions. [2018-09-30 11:48:41,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:41,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:41,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:41,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:41,624 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:41,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:41,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5321 states to 2663 states and 5321 transitions. [2018-09-30 11:48:41,705 INFO L276 IsEmpty]: Start isEmpty. Operand 2663 states and 5321 transitions. [2018-09-30 11:48:41,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:41,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:41,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:41,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:41,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:41,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:41,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5323 states to 2664 states and 5323 transitions. [2018-09-30 11:48:41,806 INFO L276 IsEmpty]: Start isEmpty. Operand 2664 states and 5323 transitions. [2018-09-30 11:48:41,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:41,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:41,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:41,820 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:41,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:41,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5325 states to 2665 states and 5325 transitions. [2018-09-30 11:48:41,907 INFO L276 IsEmpty]: Start isEmpty. Operand 2665 states and 5325 transitions. [2018-09-30 11:48:41,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:41,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:41,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:41,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:41,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:42,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:42,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5327 states to 2666 states and 5327 transitions. [2018-09-30 11:48:42,008 INFO L276 IsEmpty]: Start isEmpty. Operand 2666 states and 5327 transitions. [2018-09-30 11:48:42,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:42,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:42,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:42,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:42,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:42,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:42,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5329 states to 2667 states and 5329 transitions. [2018-09-30 11:48:42,107 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 5329 transitions. [2018-09-30 11:48:42,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:42,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:42,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:42,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:42,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:42,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:42,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5331 states to 2668 states and 5331 transitions. [2018-09-30 11:48:42,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2668 states and 5331 transitions. [2018-09-30 11:48:42,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:42,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:42,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:42,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:42,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:42,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:42,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5333 states to 2669 states and 5333 transitions. [2018-09-30 11:48:42,307 INFO L276 IsEmpty]: Start isEmpty. Operand 2669 states and 5333 transitions. [2018-09-30 11:48:42,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:42,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:42,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:42,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:42,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:42,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:42,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5335 states to 2670 states and 5335 transitions. [2018-09-30 11:48:42,410 INFO L276 IsEmpty]: Start isEmpty. Operand 2670 states and 5335 transitions. [2018-09-30 11:48:42,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:42,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:42,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:42,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:42,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:42,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:42,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5337 states to 2671 states and 5337 transitions. [2018-09-30 11:48:42,508 INFO L276 IsEmpty]: Start isEmpty. Operand 2671 states and 5337 transitions. [2018-09-30 11:48:42,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:42,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:42,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:42,513 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:42,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:42,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:42,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5339 states to 2672 states and 5339 transitions. [2018-09-30 11:48:42,610 INFO L276 IsEmpty]: Start isEmpty. Operand 2672 states and 5339 transitions. [2018-09-30 11:48:42,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:42,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:42,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:42,618 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:42,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:42,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:42,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5341 states to 2673 states and 5341 transitions. [2018-09-30 11:48:42,708 INFO L276 IsEmpty]: Start isEmpty. Operand 2673 states and 5341 transitions. [2018-09-30 11:48:42,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:42,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:42,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:42,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:42,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:42,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:42,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5343 states to 2674 states and 5343 transitions. [2018-09-30 11:48:42,809 INFO L276 IsEmpty]: Start isEmpty. Operand 2674 states and 5343 transitions. [2018-09-30 11:48:42,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:42,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:42,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:42,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:42,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:42,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:42,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5345 states to 2675 states and 5345 transitions. [2018-09-30 11:48:42,908 INFO L276 IsEmpty]: Start isEmpty. Operand 2675 states and 5345 transitions. [2018-09-30 11:48:42,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:42,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:42,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:42,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:42,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:43,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:43,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5347 states to 2676 states and 5347 transitions. [2018-09-30 11:48:43,010 INFO L276 IsEmpty]: Start isEmpty. Operand 2676 states and 5347 transitions. [2018-09-30 11:48:43,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:43,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:43,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:43,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:43,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:43,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:43,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5349 states to 2677 states and 5349 transitions. [2018-09-30 11:48:43,110 INFO L276 IsEmpty]: Start isEmpty. Operand 2677 states and 5349 transitions. [2018-09-30 11:48:43,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:43,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:43,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:43,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:43,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:43,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:43,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5351 states to 2678 states and 5351 transitions. [2018-09-30 11:48:43,211 INFO L276 IsEmpty]: Start isEmpty. Operand 2678 states and 5351 transitions. [2018-09-30 11:48:43,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:43,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:43,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:43,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:43,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:43,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:43,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5353 states to 2679 states and 5353 transitions. [2018-09-30 11:48:43,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2679 states and 5353 transitions. [2018-09-30 11:48:43,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:43,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:43,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:43,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:43,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:43,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:43,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5355 states to 2680 states and 5355 transitions. [2018-09-30 11:48:43,410 INFO L276 IsEmpty]: Start isEmpty. Operand 2680 states and 5355 transitions. [2018-09-30 11:48:43,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:43,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:43,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:43,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:43,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:43,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:43,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5357 states to 2681 states and 5357 transitions. [2018-09-30 11:48:43,512 INFO L276 IsEmpty]: Start isEmpty. Operand 2681 states and 5357 transitions. [2018-09-30 11:48:43,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:43,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:43,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:43,520 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:43,530 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:43,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:43,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5359 states to 2682 states and 5359 transitions. [2018-09-30 11:48:43,613 INFO L276 IsEmpty]: Start isEmpty. Operand 2682 states and 5359 transitions. [2018-09-30 11:48:43,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:43,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:43,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:43,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:43,631 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:43,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:43,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5361 states to 2683 states and 5361 transitions. [2018-09-30 11:48:43,711 INFO L276 IsEmpty]: Start isEmpty. Operand 2683 states and 5361 transitions. [2018-09-30 11:48:43,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:43,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:43,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:43,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:43,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:43,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:43,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5363 states to 2684 states and 5363 transitions. [2018-09-30 11:48:43,810 INFO L276 IsEmpty]: Start isEmpty. Operand 2684 states and 5363 transitions. [2018-09-30 11:48:43,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:43,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:43,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:43,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:43,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:43,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:43,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5365 states to 2685 states and 5365 transitions. [2018-09-30 11:48:43,913 INFO L276 IsEmpty]: Start isEmpty. Operand 2685 states and 5365 transitions. [2018-09-30 11:48:43,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:43,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:43,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:43,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:43,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:44,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:44,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5367 states to 2686 states and 5367 transitions. [2018-09-30 11:48:44,019 INFO L276 IsEmpty]: Start isEmpty. Operand 2686 states and 5367 transitions. [2018-09-30 11:48:44,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:44,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:44,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:44,024 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:44,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:44,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:44,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5369 states to 2687 states and 5369 transitions. [2018-09-30 11:48:44,119 INFO L276 IsEmpty]: Start isEmpty. Operand 2687 states and 5369 transitions. [2018-09-30 11:48:44,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:44,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:44,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:44,124 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:44,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:44,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:44,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5371 states to 2688 states and 5371 transitions. [2018-09-30 11:48:44,221 INFO L276 IsEmpty]: Start isEmpty. Operand 2688 states and 5371 transitions. [2018-09-30 11:48:44,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:44,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:44,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:44,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:44,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:44,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:44,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5373 states to 2689 states and 5373 transitions. [2018-09-30 11:48:44,317 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 5373 transitions. [2018-09-30 11:48:44,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:44,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:44,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:44,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:44,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:44,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:44,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5375 states to 2690 states and 5375 transitions. [2018-09-30 11:48:44,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2690 states and 5375 transitions. [2018-09-30 11:48:44,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:44,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:44,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:44,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:44,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:44,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:44,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5377 states to 2691 states and 5377 transitions. [2018-09-30 11:48:44,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 5377 transitions. [2018-09-30 11:48:44,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:44,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:44,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:44,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:44,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:44,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:44,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5379 states to 2692 states and 5379 transitions. [2018-09-30 11:48:44,696 INFO L276 IsEmpty]: Start isEmpty. Operand 2692 states and 5379 transitions. [2018-09-30 11:48:44,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:44,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:44,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:44,703 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:44,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:44,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:44,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5381 states to 2693 states and 5381 transitions. [2018-09-30 11:48:44,795 INFO L276 IsEmpty]: Start isEmpty. Operand 2693 states and 5381 transitions. [2018-09-30 11:48:44,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:44,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:44,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:44,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:44,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:44,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:44,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5383 states to 2694 states and 5383 transitions. [2018-09-30 11:48:44,917 INFO L276 IsEmpty]: Start isEmpty. Operand 2694 states and 5383 transitions. [2018-09-30 11:48:44,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:44,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:44,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:44,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:44,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:45,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:45,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5385 states to 2695 states and 5385 transitions. [2018-09-30 11:48:45,037 INFO L276 IsEmpty]: Start isEmpty. Operand 2695 states and 5385 transitions. [2018-09-30 11:48:45,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:45,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:45,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:45,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:45,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:45,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:45,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5387 states to 2696 states and 5387 transitions. [2018-09-30 11:48:45,136 INFO L276 IsEmpty]: Start isEmpty. Operand 2696 states and 5387 transitions. [2018-09-30 11:48:45,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:45,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:45,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:45,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:45,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:45,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:45,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5389 states to 2697 states and 5389 transitions. [2018-09-30 11:48:45,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2697 states and 5389 transitions. [2018-09-30 11:48:45,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:45,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:45,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:45,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:45,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:45,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:45,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5391 states to 2698 states and 5391 transitions. [2018-09-30 11:48:45,355 INFO L276 IsEmpty]: Start isEmpty. Operand 2698 states and 5391 transitions. [2018-09-30 11:48:45,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:45,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:45,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:45,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:45,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:45,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:45,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5393 states to 2699 states and 5393 transitions. [2018-09-30 11:48:45,459 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 5393 transitions. [2018-09-30 11:48:45,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:45,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:45,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:45,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:45,475 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:45,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:45,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5395 states to 2700 states and 5395 transitions. [2018-09-30 11:48:45,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2700 states and 5395 transitions. [2018-09-30 11:48:45,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:45,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:45,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:45,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:45,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:45,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:45,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5397 states to 2701 states and 5397 transitions. [2018-09-30 11:48:45,655 INFO L276 IsEmpty]: Start isEmpty. Operand 2701 states and 5397 transitions. [2018-09-30 11:48:45,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:45,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:45,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:45,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:45,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:45,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:45,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5399 states to 2702 states and 5399 transitions. [2018-09-30 11:48:45,750 INFO L276 IsEmpty]: Start isEmpty. Operand 2702 states and 5399 transitions. [2018-09-30 11:48:45,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:45,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:45,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:45,756 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:45,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:45,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:45,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5401 states to 2703 states and 5401 transitions. [2018-09-30 11:48:45,853 INFO L276 IsEmpty]: Start isEmpty. Operand 2703 states and 5401 transitions. [2018-09-30 11:48:45,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:45,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:45,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:45,861 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:45,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:45,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:45,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5403 states to 2704 states and 5403 transitions. [2018-09-30 11:48:45,951 INFO L276 IsEmpty]: Start isEmpty. Operand 2704 states and 5403 transitions. [2018-09-30 11:48:45,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:45,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:45,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:45,959 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:45,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:46,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:46,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5405 states to 2705 states and 5405 transitions. [2018-09-30 11:48:46,052 INFO L276 IsEmpty]: Start isEmpty. Operand 2705 states and 5405 transitions. [2018-09-30 11:48:46,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:46,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:46,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:46,058 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:46,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:46,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:46,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5407 states to 2706 states and 5407 transitions. [2018-09-30 11:48:46,158 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 5407 transitions. [2018-09-30 11:48:46,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:46,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:46,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:46,164 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:46,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:46,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:46,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5409 states to 2707 states and 5409 transitions. [2018-09-30 11:48:46,261 INFO L276 IsEmpty]: Start isEmpty. Operand 2707 states and 5409 transitions. [2018-09-30 11:48:46,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:46,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:46,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:46,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:46,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:46,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:46,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5411 states to 2708 states and 5411 transitions. [2018-09-30 11:48:46,356 INFO L276 IsEmpty]: Start isEmpty. Operand 2708 states and 5411 transitions. [2018-09-30 11:48:46,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:46,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:46,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:46,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:46,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:46,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:46,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5413 states to 2709 states and 5413 transitions. [2018-09-30 11:48:46,458 INFO L276 IsEmpty]: Start isEmpty. Operand 2709 states and 5413 transitions. [2018-09-30 11:48:46,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:46,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:46,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:46,463 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:46,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:46,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:46,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5415 states to 2710 states and 5415 transitions. [2018-09-30 11:48:46,560 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 5415 transitions. [2018-09-30 11:48:46,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:46,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:46,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:46,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:46,575 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:46,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:46,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5417 states to 2711 states and 5417 transitions. [2018-09-30 11:48:46,661 INFO L276 IsEmpty]: Start isEmpty. Operand 2711 states and 5417 transitions. [2018-09-30 11:48:46,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:46,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:46,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:46,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:46,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:46,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:46,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5419 states to 2712 states and 5419 transitions. [2018-09-30 11:48:46,765 INFO L276 IsEmpty]: Start isEmpty. Operand 2712 states and 5419 transitions. [2018-09-30 11:48:46,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:46,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:46,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:46,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:46,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:46,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:46,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5421 states to 2713 states and 5421 transitions. [2018-09-30 11:48:46,864 INFO L276 IsEmpty]: Start isEmpty. Operand 2713 states and 5421 transitions. [2018-09-30 11:48:46,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:46,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:46,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:46,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:46,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:46,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:46,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5423 states to 2714 states and 5423 transitions. [2018-09-30 11:48:46,968 INFO L276 IsEmpty]: Start isEmpty. Operand 2714 states and 5423 transitions. [2018-09-30 11:48:46,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:46,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:46,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:46,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:46,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:47,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:47,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5425 states to 2715 states and 5425 transitions. [2018-09-30 11:48:47,064 INFO L276 IsEmpty]: Start isEmpty. Operand 2715 states and 5425 transitions. [2018-09-30 11:48:47,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:47,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:47,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:47,069 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:47,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:47,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:47,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5427 states to 2716 states and 5427 transitions. [2018-09-30 11:48:47,164 INFO L276 IsEmpty]: Start isEmpty. Operand 2716 states and 5427 transitions. [2018-09-30 11:48:47,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:47,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:47,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:47,169 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:47,178 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:47,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:47,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5429 states to 2717 states and 5429 transitions. [2018-09-30 11:48:47,267 INFO L276 IsEmpty]: Start isEmpty. Operand 2717 states and 5429 transitions. [2018-09-30 11:48:47,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:47,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:47,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:47,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:47,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:47,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:47,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5431 states to 2718 states and 5431 transitions. [2018-09-30 11:48:47,370 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 5431 transitions. [2018-09-30 11:48:47,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:47,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:47,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:47,375 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:47,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:47,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:47,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5433 states to 2719 states and 5433 transitions. [2018-09-30 11:48:47,473 INFO L276 IsEmpty]: Start isEmpty. Operand 2719 states and 5433 transitions. [2018-09-30 11:48:47,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:47,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:47,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:47,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:47,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:47,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:47,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5435 states to 2720 states and 5435 transitions. [2018-09-30 11:48:47,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2720 states and 5435 transitions. [2018-09-30 11:48:47,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:47,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:47,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:47,582 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:47,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:47,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:47,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5437 states to 2721 states and 5437 transitions. [2018-09-30 11:48:47,672 INFO L276 IsEmpty]: Start isEmpty. Operand 2721 states and 5437 transitions. [2018-09-30 11:48:47,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:47,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:47,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:47,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:47,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:47,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5439 states to 2722 states and 5439 transitions. [2018-09-30 11:48:47,771 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 5439 transitions. [2018-09-30 11:48:47,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:47,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:47,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:47,779 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:47,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:47,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:47,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5441 states to 2723 states and 5441 transitions. [2018-09-30 11:48:47,876 INFO L276 IsEmpty]: Start isEmpty. Operand 2723 states and 5441 transitions. [2018-09-30 11:48:47,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:47,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:47,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:47,883 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:47,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:47,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:47,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5443 states to 2724 states and 5443 transitions. [2018-09-30 11:48:47,974 INFO L276 IsEmpty]: Start isEmpty. Operand 2724 states and 5443 transitions. [2018-09-30 11:48:47,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:47,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:47,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:47,979 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:47,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:48,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:48,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5445 states to 2725 states and 5445 transitions. [2018-09-30 11:48:48,075 INFO L276 IsEmpty]: Start isEmpty. Operand 2725 states and 5445 transitions. [2018-09-30 11:48:48,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:48,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:48,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:48,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:48,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:48,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:48,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5447 states to 2726 states and 5447 transitions. [2018-09-30 11:48:48,177 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 5447 transitions. [2018-09-30 11:48:48,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:48,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:48,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:48,182 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:48,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:48,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:48,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5449 states to 2727 states and 5449 transitions. [2018-09-30 11:48:48,278 INFO L276 IsEmpty]: Start isEmpty. Operand 2727 states and 5449 transitions. [2018-09-30 11:48:48,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:48,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:48,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:48,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:48,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:48,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:48,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5451 states to 2728 states and 5451 transitions. [2018-09-30 11:48:48,374 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 5451 transitions. [2018-09-30 11:48:48,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:48,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:48,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:48,379 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:48,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:48,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:48,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5453 states to 2729 states and 5453 transitions. [2018-09-30 11:48:48,473 INFO L276 IsEmpty]: Start isEmpty. Operand 2729 states and 5453 transitions. [2018-09-30 11:48:48,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:48,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:48,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:48,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:48,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:48,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:48,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5455 states to 2730 states and 5455 transitions. [2018-09-30 11:48:48,576 INFO L276 IsEmpty]: Start isEmpty. Operand 2730 states and 5455 transitions. [2018-09-30 11:48:48,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:48,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:48,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:48,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:48,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:48,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:48,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5457 states to 2731 states and 5457 transitions. [2018-09-30 11:48:48,679 INFO L276 IsEmpty]: Start isEmpty. Operand 2731 states and 5457 transitions. [2018-09-30 11:48:48,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:48,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:48,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:48,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:48,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:48,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:48,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5459 states to 2732 states and 5459 transitions. [2018-09-30 11:48:48,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2732 states and 5459 transitions. [2018-09-30 11:48:48,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:48,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:48,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:48,787 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:48,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:48,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:48,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5461 states to 2733 states and 5461 transitions. [2018-09-30 11:48:48,877 INFO L276 IsEmpty]: Start isEmpty. Operand 2733 states and 5461 transitions. [2018-09-30 11:48:48,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:48,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:48,885 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:48,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:48,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:48,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5463 states to 2734 states and 5463 transitions. [2018-09-30 11:48:48,981 INFO L276 IsEmpty]: Start isEmpty. Operand 2734 states and 5463 transitions. [2018-09-30 11:48:48,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:48,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:48,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:48,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:48,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:49,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:49,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5465 states to 2735 states and 5465 transitions. [2018-09-30 11:48:49,083 INFO L276 IsEmpty]: Start isEmpty. Operand 2735 states and 5465 transitions. [2018-09-30 11:48:49,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:49,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:49,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:49,091 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:49,100 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:49,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:49,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5467 states to 2736 states and 5467 transitions. [2018-09-30 11:48:49,185 INFO L276 IsEmpty]: Start isEmpty. Operand 2736 states and 5467 transitions. [2018-09-30 11:48:49,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:49,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:49,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:49,190 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:49,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:49,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:49,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5469 states to 2737 states and 5469 transitions. [2018-09-30 11:48:49,286 INFO L276 IsEmpty]: Start isEmpty. Operand 2737 states and 5469 transitions. [2018-09-30 11:48:49,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:49,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:49,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:49,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:49,300 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:49,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:49,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5471 states to 2738 states and 5471 transitions. [2018-09-30 11:48:49,389 INFO L276 IsEmpty]: Start isEmpty. Operand 2738 states and 5471 transitions. [2018-09-30 11:48:49,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:49,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:49,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:49,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:49,407 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:49,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:49,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5473 states to 2739 states and 5473 transitions. [2018-09-30 11:48:49,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2739 states and 5473 transitions. [2018-09-30 11:48:49,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:49,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:49,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:49,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:49,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:49,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:49,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5475 states to 2740 states and 5475 transitions. [2018-09-30 11:48:49,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2740 states and 5475 transitions. [2018-09-30 11:48:49,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:49,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:49,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:49,601 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:49,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:49,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:49,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5477 states to 2741 states and 5477 transitions. [2018-09-30 11:48:49,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 5477 transitions. [2018-09-30 11:48:49,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:49,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:49,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:49,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:49,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:49,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:49,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5479 states to 2742 states and 5479 transitions. [2018-09-30 11:48:49,787 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 5479 transitions. [2018-09-30 11:48:49,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:49,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:49,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:49,795 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:49,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:49,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:49,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5481 states to 2743 states and 5481 transitions. [2018-09-30 11:48:49,890 INFO L276 IsEmpty]: Start isEmpty. Operand 2743 states and 5481 transitions. [2018-09-30 11:48:49,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:49,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:49,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:49,895 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:49,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:49,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:49,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5483 states to 2744 states and 5483 transitions. [2018-09-30 11:48:49,989 INFO L276 IsEmpty]: Start isEmpty. Operand 2744 states and 5483 transitions. [2018-09-30 11:48:49,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:49,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:49,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:49,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:50,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:50,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:50,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5485 states to 2745 states and 5485 transitions. [2018-09-30 11:48:50,089 INFO L276 IsEmpty]: Start isEmpty. Operand 2745 states and 5485 transitions. [2018-09-30 11:48:50,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:50,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:50,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:50,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:50,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:50,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:50,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5487 states to 2746 states and 5487 transitions. [2018-09-30 11:48:50,190 INFO L276 IsEmpty]: Start isEmpty. Operand 2746 states and 5487 transitions. [2018-09-30 11:48:50,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:50,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:50,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:50,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:50,207 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:50,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:50,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5489 states to 2747 states and 5489 transitions. [2018-09-30 11:48:50,297 INFO L276 IsEmpty]: Start isEmpty. Operand 2747 states and 5489 transitions. [2018-09-30 11:48:50,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:50,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:50,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:50,302 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:50,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:50,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:50,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5491 states to 2748 states and 5491 transitions. [2018-09-30 11:48:50,405 INFO L276 IsEmpty]: Start isEmpty. Operand 2748 states and 5491 transitions. [2018-09-30 11:48:50,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:50,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:50,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:50,410 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:50,418 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:50,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:50,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5493 states to 2749 states and 5493 transitions. [2018-09-30 11:48:50,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2749 states and 5493 transitions. [2018-09-30 11:48:50,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:50,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:50,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:50,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:50,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:50,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:50,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5495 states to 2750 states and 5495 transitions. [2018-09-30 11:48:50,604 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 5495 transitions. [2018-09-30 11:48:50,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:50,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:50,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:50,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:50,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:50,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:50,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5497 states to 2751 states and 5497 transitions. [2018-09-30 11:48:50,702 INFO L276 IsEmpty]: Start isEmpty. Operand 2751 states and 5497 transitions. [2018-09-30 11:48:50,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:50,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:50,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:50,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:50,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:50,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:50,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5499 states to 2752 states and 5499 transitions. [2018-09-30 11:48:50,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2752 states and 5499 transitions. [2018-09-30 11:48:50,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:50,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:50,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:50,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:50,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:50,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:50,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5501 states to 2753 states and 5501 transitions. [2018-09-30 11:48:50,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2753 states and 5501 transitions. [2018-09-30 11:48:50,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:50,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:50,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:50,917 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:50,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:51,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:51,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5503 states to 2754 states and 5503 transitions. [2018-09-30 11:48:51,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2754 states and 5503 transitions. [2018-09-30 11:48:51,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:51,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:51,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:51,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:51,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:51,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:51,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5505 states to 2755 states and 5505 transitions. [2018-09-30 11:48:51,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2755 states and 5505 transitions. [2018-09-30 11:48:51,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:51,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:51,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:51,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:51,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:51,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:51,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5507 states to 2756 states and 5507 transitions. [2018-09-30 11:48:51,220 INFO L276 IsEmpty]: Start isEmpty. Operand 2756 states and 5507 transitions. [2018-09-30 11:48:51,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:51,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:51,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:51,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:51,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:51,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:51,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5509 states to 2757 states and 5509 transitions. [2018-09-30 11:48:51,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2757 states and 5509 transitions. [2018-09-30 11:48:51,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:51,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:51,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:51,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:51,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:51,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:51,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5511 states to 2758 states and 5511 transitions. [2018-09-30 11:48:51,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2758 states and 5511 transitions. [2018-09-30 11:48:51,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:51,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:51,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:51,475 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:51,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:51,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5513 states to 2759 states and 5513 transitions. [2018-09-30 11:48:51,562 INFO L276 IsEmpty]: Start isEmpty. Operand 2759 states and 5513 transitions. [2018-09-30 11:48:51,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:51,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:51,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:51,580 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:51,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:51,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:51,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5515 states to 2760 states and 5515 transitions. [2018-09-30 11:48:51,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2760 states and 5515 transitions. [2018-09-30 11:48:51,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:51,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:51,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:51,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:51,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:51,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:51,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5517 states to 2761 states and 5517 transitions. [2018-09-30 11:48:51,773 INFO L276 IsEmpty]: Start isEmpty. Operand 2761 states and 5517 transitions. [2018-09-30 11:48:51,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:51,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:51,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:51,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:51,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:51,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:51,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5519 states to 2762 states and 5519 transitions. [2018-09-30 11:48:51,880 INFO L276 IsEmpty]: Start isEmpty. Operand 2762 states and 5519 transitions. [2018-09-30 11:48:51,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:51,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:51,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:51,886 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:51,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:51,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:51,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5521 states to 2763 states and 5521 transitions. [2018-09-30 11:48:51,984 INFO L276 IsEmpty]: Start isEmpty. Operand 2763 states and 5521 transitions. [2018-09-30 11:48:51,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:51,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:51,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:51,992 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:52,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:52,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:52,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5523 states to 2764 states and 5523 transitions. [2018-09-30 11:48:52,086 INFO L276 IsEmpty]: Start isEmpty. Operand 2764 states and 5523 transitions. [2018-09-30 11:48:52,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:52,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:52,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:52,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:52,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:52,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:52,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5525 states to 2765 states and 5525 transitions. [2018-09-30 11:48:52,185 INFO L276 IsEmpty]: Start isEmpty. Operand 2765 states and 5525 transitions. [2018-09-30 11:48:52,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:52,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:52,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:52,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:52,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:52,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5527 states to 2766 states and 5527 transitions. [2018-09-30 11:48:52,287 INFO L276 IsEmpty]: Start isEmpty. Operand 2766 states and 5527 transitions. [2018-09-30 11:48:52,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:52,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:52,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:52,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:52,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:52,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:52,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5529 states to 2767 states and 5529 transitions. [2018-09-30 11:48:52,386 INFO L276 IsEmpty]: Start isEmpty. Operand 2767 states and 5529 transitions. [2018-09-30 11:48:52,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:52,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:52,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:52,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:52,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:52,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:52,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5531 states to 2768 states and 5531 transitions. [2018-09-30 11:48:52,487 INFO L276 IsEmpty]: Start isEmpty. Operand 2768 states and 5531 transitions. [2018-09-30 11:48:52,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:52,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:52,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:52,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:52,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:52,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:52,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5533 states to 2769 states and 5533 transitions. [2018-09-30 11:48:52,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2769 states and 5533 transitions. [2018-09-30 11:48:52,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:52,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:52,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:52,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:52,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:52,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:52,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5535 states to 2770 states and 5535 transitions. [2018-09-30 11:48:52,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2770 states and 5535 transitions. [2018-09-30 11:48:52,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:52,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:52,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:52,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:52,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:52,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:52,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5537 states to 2771 states and 5537 transitions. [2018-09-30 11:48:52,795 INFO L276 IsEmpty]: Start isEmpty. Operand 2771 states and 5537 transitions. [2018-09-30 11:48:52,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:52,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:52,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:52,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:52,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:52,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:52,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5539 states to 2772 states and 5539 transitions. [2018-09-30 11:48:52,904 INFO L276 IsEmpty]: Start isEmpty. Operand 2772 states and 5539 transitions. [2018-09-30 11:48:52,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:52,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:52,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:52,912 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:52,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:53,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:53,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5541 states to 2773 states and 5541 transitions. [2018-09-30 11:48:53,009 INFO L276 IsEmpty]: Start isEmpty. Operand 2773 states and 5541 transitions. [2018-09-30 11:48:53,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:53,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:53,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:53,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:53,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:53,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:53,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5543 states to 2774 states and 5543 transitions. [2018-09-30 11:48:53,109 INFO L276 IsEmpty]: Start isEmpty. Operand 2774 states and 5543 transitions. [2018-09-30 11:48:53,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:53,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:53,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:53,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:53,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:53,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:53,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5545 states to 2775 states and 5545 transitions. [2018-09-30 11:48:53,211 INFO L276 IsEmpty]: Start isEmpty. Operand 2775 states and 5545 transitions. [2018-09-30 11:48:53,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:53,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:53,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:53,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:53,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:53,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:53,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5547 states to 2776 states and 5547 transitions. [2018-09-30 11:48:53,312 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 5547 transitions. [2018-09-30 11:48:53,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:53,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:53,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:53,317 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:53,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:53,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:53,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5549 states to 2777 states and 5549 transitions. [2018-09-30 11:48:53,417 INFO L276 IsEmpty]: Start isEmpty. Operand 2777 states and 5549 transitions. [2018-09-30 11:48:53,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:53,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:53,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:53,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:53,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:53,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:53,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5551 states to 2778 states and 5551 transitions. [2018-09-30 11:48:53,521 INFO L276 IsEmpty]: Start isEmpty. Operand 2778 states and 5551 transitions. [2018-09-30 11:48:53,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:53,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:53,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:53,530 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:53,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:53,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:53,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5553 states to 2779 states and 5553 transitions. [2018-09-30 11:48:53,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2779 states and 5553 transitions. [2018-09-30 11:48:53,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:53,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:53,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:53,637 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:53,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:53,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:53,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5555 states to 2780 states and 5555 transitions. [2018-09-30 11:48:53,731 INFO L276 IsEmpty]: Start isEmpty. Operand 2780 states and 5555 transitions. [2018-09-30 11:48:53,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:53,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:53,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:53,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:53,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:53,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:53,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5557 states to 2781 states and 5557 transitions. [2018-09-30 11:48:53,829 INFO L276 IsEmpty]: Start isEmpty. Operand 2781 states and 5557 transitions. [2018-09-30 11:48:53,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:53,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:53,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:53,837 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:53,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:53,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:53,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5559 states to 2782 states and 5559 transitions. [2018-09-30 11:48:53,934 INFO L276 IsEmpty]: Start isEmpty. Operand 2782 states and 5559 transitions. [2018-09-30 11:48:53,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:53,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:53,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:53,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:53,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:54,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:54,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5561 states to 2783 states and 5561 transitions. [2018-09-30 11:48:54,037 INFO L276 IsEmpty]: Start isEmpty. Operand 2783 states and 5561 transitions. [2018-09-30 11:48:54,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:54,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:54,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:54,046 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:54,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:54,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:54,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5563 states to 2784 states and 5563 transitions. [2018-09-30 11:48:54,139 INFO L276 IsEmpty]: Start isEmpty. Operand 2784 states and 5563 transitions. [2018-09-30 11:48:54,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:54,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:54,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:54,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:54,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:54,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:54,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5565 states to 2785 states and 5565 transitions. [2018-09-30 11:48:54,245 INFO L276 IsEmpty]: Start isEmpty. Operand 2785 states and 5565 transitions. [2018-09-30 11:48:54,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:54,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:54,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:54,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:54,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:54,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5567 states to 2786 states and 5567 transitions. [2018-09-30 11:48:54,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2786 states and 5567 transitions. [2018-09-30 11:48:54,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:54,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:54,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:54,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:54,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:54,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5569 states to 2787 states and 5569 transitions. [2018-09-30 11:48:54,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2787 states and 5569 transitions. [2018-09-30 11:48:54,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:54,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:54,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:54,459 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:54,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:54,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:54,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5571 states to 2788 states and 5571 transitions. [2018-09-30 11:48:54,554 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 5571 transitions. [2018-09-30 11:48:54,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:54,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:54,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:54,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:54,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:54,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:54,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5573 states to 2789 states and 5573 transitions. [2018-09-30 11:48:54,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2789 states and 5573 transitions. [2018-09-30 11:48:54,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:54,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:54,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:54,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:54,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:54,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:54,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5575 states to 2790 states and 5575 transitions. [2018-09-30 11:48:54,830 INFO L276 IsEmpty]: Start isEmpty. Operand 2790 states and 5575 transitions. [2018-09-30 11:48:54,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:54,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:54,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:54,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:54,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:54,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:54,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5577 states to 2791 states and 5577 transitions. [2018-09-30 11:48:54,929 INFO L276 IsEmpty]: Start isEmpty. Operand 2791 states and 5577 transitions. [2018-09-30 11:48:54,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:54,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:54,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:54,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:54,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:55,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:55,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5579 states to 2792 states and 5579 transitions. [2018-09-30 11:48:55,030 INFO L276 IsEmpty]: Start isEmpty. Operand 2792 states and 5579 transitions. [2018-09-30 11:48:55,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:55,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:55,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:55,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:55,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:55,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:55,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5581 states to 2793 states and 5581 transitions. [2018-09-30 11:48:55,130 INFO L276 IsEmpty]: Start isEmpty. Operand 2793 states and 5581 transitions. [2018-09-30 11:48:55,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:55,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:55,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:55,135 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:55,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:55,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:55,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5583 states to 2794 states and 5583 transitions. [2018-09-30 11:48:55,248 INFO L276 IsEmpty]: Start isEmpty. Operand 2794 states and 5583 transitions. [2018-09-30 11:48:55,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:55,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:55,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:55,255 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:55,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:55,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:55,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5585 states to 2795 states and 5585 transitions. [2018-09-30 11:48:55,355 INFO L276 IsEmpty]: Start isEmpty. Operand 2795 states and 5585 transitions. [2018-09-30 11:48:55,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:55,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:55,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:55,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:55,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:55,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:55,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5587 states to 2796 states and 5587 transitions. [2018-09-30 11:48:55,465 INFO L276 IsEmpty]: Start isEmpty. Operand 2796 states and 5587 transitions. [2018-09-30 11:48:55,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:55,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:55,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:55,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:55,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:55,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:55,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5589 states to 2797 states and 5589 transitions. [2018-09-30 11:48:55,569 INFO L276 IsEmpty]: Start isEmpty. Operand 2797 states and 5589 transitions. [2018-09-30 11:48:55,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:55,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:55,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:55,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:55,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:55,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:55,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5591 states to 2798 states and 5591 transitions. [2018-09-30 11:48:55,679 INFO L276 IsEmpty]: Start isEmpty. Operand 2798 states and 5591 transitions. [2018-09-30 11:48:55,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:55,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:55,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:55,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:55,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:55,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:55,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5593 states to 2799 states and 5593 transitions. [2018-09-30 11:48:55,781 INFO L276 IsEmpty]: Start isEmpty. Operand 2799 states and 5593 transitions. [2018-09-30 11:48:55,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:55,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:55,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:55,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:55,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:55,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:55,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5595 states to 2800 states and 5595 transitions. [2018-09-30 11:48:55,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2800 states and 5595 transitions. [2018-09-30 11:48:55,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:55,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:55,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:55,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:55,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:55,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:55,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5597 states to 2801 states and 5597 transitions. [2018-09-30 11:48:55,988 INFO L276 IsEmpty]: Start isEmpty. Operand 2801 states and 5597 transitions. [2018-09-30 11:48:55,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:55,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:55,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:55,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:56,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:56,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:56,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5599 states to 2802 states and 5599 transitions. [2018-09-30 11:48:56,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2802 states and 5599 transitions. [2018-09-30 11:48:56,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:56,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:56,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:56,098 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:56,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:56,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:56,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5601 states to 2803 states and 5601 transitions. [2018-09-30 11:48:56,199 INFO L276 IsEmpty]: Start isEmpty. Operand 2803 states and 5601 transitions. [2018-09-30 11:48:56,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:56,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:56,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:56,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:56,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:56,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:56,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5603 states to 2804 states and 5603 transitions. [2018-09-30 11:48:56,299 INFO L276 IsEmpty]: Start isEmpty. Operand 2804 states and 5603 transitions. [2018-09-30 11:48:56,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:56,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:56,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:56,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:56,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:56,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:56,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5605 states to 2805 states and 5605 transitions. [2018-09-30 11:48:56,397 INFO L276 IsEmpty]: Start isEmpty. Operand 2805 states and 5605 transitions. [2018-09-30 11:48:56,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:56,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:56,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:56,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:56,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:56,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:56,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5607 states to 2806 states and 5607 transitions. [2018-09-30 11:48:56,495 INFO L276 IsEmpty]: Start isEmpty. Operand 2806 states and 5607 transitions. [2018-09-30 11:48:56,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:56,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:56,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:56,500 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:56,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:56,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:56,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5609 states to 2807 states and 5609 transitions. [2018-09-30 11:48:56,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2807 states and 5609 transitions. [2018-09-30 11:48:56,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:56,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:56,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:56,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:56,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:56,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:56,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5611 states to 2808 states and 5611 transitions. [2018-09-30 11:48:56,700 INFO L276 IsEmpty]: Start isEmpty. Operand 2808 states and 5611 transitions. [2018-09-30 11:48:56,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:56,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:56,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:56,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:56,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:56,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:56,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5613 states to 2809 states and 5613 transitions. [2018-09-30 11:48:56,808 INFO L276 IsEmpty]: Start isEmpty. Operand 2809 states and 5613 transitions. [2018-09-30 11:48:56,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:56,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:56,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:56,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:56,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:56,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:56,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5615 states to 2810 states and 5615 transitions. [2018-09-30 11:48:56,905 INFO L276 IsEmpty]: Start isEmpty. Operand 2810 states and 5615 transitions. [2018-09-30 11:48:56,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:56,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:56,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:56,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:56,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:57,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:57,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5617 states to 2811 states and 5617 transitions. [2018-09-30 11:48:57,005 INFO L276 IsEmpty]: Start isEmpty. Operand 2811 states and 5617 transitions. [2018-09-30 11:48:57,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:57,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:57,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:57,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:57,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:57,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:57,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5619 states to 2812 states and 5619 transitions. [2018-09-30 11:48:57,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2812 states and 5619 transitions. [2018-09-30 11:48:57,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:57,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:57,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:57,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:57,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:57,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:57,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5621 states to 2813 states and 5621 transitions. [2018-09-30 11:48:57,218 INFO L276 IsEmpty]: Start isEmpty. Operand 2813 states and 5621 transitions. [2018-09-30 11:48:57,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:57,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:57,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:57,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:57,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:57,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5623 states to 2814 states and 5623 transitions. [2018-09-30 11:48:57,324 INFO L276 IsEmpty]: Start isEmpty. Operand 2814 states and 5623 transitions. [2018-09-30 11:48:57,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:57,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:57,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:57,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:57,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:57,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:57,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5625 states to 2815 states and 5625 transitions. [2018-09-30 11:48:57,428 INFO L276 IsEmpty]: Start isEmpty. Operand 2815 states and 5625 transitions. [2018-09-30 11:48:57,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:57,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:57,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:57,437 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:57,449 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:57,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:57,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5627 states to 2816 states and 5627 transitions. [2018-09-30 11:48:57,534 INFO L276 IsEmpty]: Start isEmpty. Operand 2816 states and 5627 transitions. [2018-09-30 11:48:57,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:57,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:57,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:57,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:57,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:57,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:57,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5629 states to 2817 states and 5629 transitions. [2018-09-30 11:48:57,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2817 states and 5629 transitions. [2018-09-30 11:48:57,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:57,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:57,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:57,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:57,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:57,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:57,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5631 states to 2818 states and 5631 transitions. [2018-09-30 11:48:57,742 INFO L276 IsEmpty]: Start isEmpty. Operand 2818 states and 5631 transitions. [2018-09-30 11:48:57,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:57,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:57,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:57,749 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:57,758 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:57,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:57,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5633 states to 2819 states and 5633 transitions. [2018-09-30 11:48:57,846 INFO L276 IsEmpty]: Start isEmpty. Operand 2819 states and 5633 transitions. [2018-09-30 11:48:57,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:57,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:57,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:57,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:57,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:57,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:57,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5635 states to 2820 states and 5635 transitions. [2018-09-30 11:48:57,946 INFO L276 IsEmpty]: Start isEmpty. Operand 2820 states and 5635 transitions. [2018-09-30 11:48:57,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:57,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:57,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:57,951 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:57,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:58,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:58,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5637 states to 2821 states and 5637 transitions. [2018-09-30 11:48:58,047 INFO L276 IsEmpty]: Start isEmpty. Operand 2821 states and 5637 transitions. [2018-09-30 11:48:58,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:58,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:58,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:58,062 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:58,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:58,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:58,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5639 states to 2822 states and 5639 transitions. [2018-09-30 11:48:58,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2822 states and 5639 transitions. [2018-09-30 11:48:58,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:58,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:58,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:58,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:58,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:58,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:58,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5641 states to 2823 states and 5641 transitions. [2018-09-30 11:48:58,259 INFO L276 IsEmpty]: Start isEmpty. Operand 2823 states and 5641 transitions. [2018-09-30 11:48:58,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:58,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:58,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:58,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:58,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:58,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:58,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5643 states to 2824 states and 5643 transitions. [2018-09-30 11:48:58,364 INFO L276 IsEmpty]: Start isEmpty. Operand 2824 states and 5643 transitions. [2018-09-30 11:48:58,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:58,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:58,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:58,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:58,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:58,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:58,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5645 states to 2825 states and 5645 transitions. [2018-09-30 11:48:58,466 INFO L276 IsEmpty]: Start isEmpty. Operand 2825 states and 5645 transitions. [2018-09-30 11:48:58,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:58,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:58,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:58,472 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:58,483 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:58,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:58,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5647 states to 2826 states and 5647 transitions. [2018-09-30 11:48:58,571 INFO L276 IsEmpty]: Start isEmpty. Operand 2826 states and 5647 transitions. [2018-09-30 11:48:58,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:58,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:58,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:58,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:58,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:58,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5649 states to 2827 states and 5649 transitions. [2018-09-30 11:48:58,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2827 states and 5649 transitions. [2018-09-30 11:48:58,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:58,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:58,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:58,683 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:58,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:58,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:58,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5651 states to 2828 states and 5651 transitions. [2018-09-30 11:48:58,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2828 states and 5651 transitions. [2018-09-30 11:48:58,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:58,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:58,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:58,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:58,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:58,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:58,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5653 states to 2829 states and 5653 transitions. [2018-09-30 11:48:58,884 INFO L276 IsEmpty]: Start isEmpty. Operand 2829 states and 5653 transitions. [2018-09-30 11:48:58,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:58,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:58,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:58,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:58,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:58,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:58,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5655 states to 2830 states and 5655 transitions. [2018-09-30 11:48:58,984 INFO L276 IsEmpty]: Start isEmpty. Operand 2830 states and 5655 transitions. [2018-09-30 11:48:58,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:58,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:58,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:58,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:59,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:59,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:59,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5657 states to 2831 states and 5657 transitions. [2018-09-30 11:48:59,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2831 states and 5657 transitions. [2018-09-30 11:48:59,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:59,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:59,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:59,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:59,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:59,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:59,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5659 states to 2832 states and 5659 transitions. [2018-09-30 11:48:59,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2832 states and 5659 transitions. [2018-09-30 11:48:59,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:59,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:59,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:59,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:59,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:59,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:59,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5661 states to 2833 states and 5661 transitions. [2018-09-30 11:48:59,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2833 states and 5661 transitions. [2018-09-30 11:48:59,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:59,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:59,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:59,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:59,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:59,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:59,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5663 states to 2834 states and 5663 transitions. [2018-09-30 11:48:59,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2834 states and 5663 transitions. [2018-09-30 11:48:59,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:59,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:59,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:59,407 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:59,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:59,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:59,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5665 states to 2835 states and 5665 transitions. [2018-09-30 11:48:59,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2835 states and 5665 transitions. [2018-09-30 11:48:59,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:59,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:59,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:59,513 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:59,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:59,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:59,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5667 states to 2836 states and 5667 transitions. [2018-09-30 11:48:59,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2836 states and 5667 transitions. [2018-09-30 11:48:59,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:59,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:59,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:59,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:59,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:59,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5669 states to 2837 states and 5669 transitions. [2018-09-30 11:48:59,715 INFO L276 IsEmpty]: Start isEmpty. Operand 2837 states and 5669 transitions. [2018-09-30 11:48:59,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:59,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:59,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:59,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:59,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:59,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:59,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5671 states to 2838 states and 5671 transitions. [2018-09-30 11:48:59,820 INFO L276 IsEmpty]: Start isEmpty. Operand 2838 states and 5671 transitions. [2018-09-30 11:48:59,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:59,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:59,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:59,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:59,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:59,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:59,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5673 states to 2839 states and 5673 transitions. [2018-09-30 11:48:59,927 INFO L276 IsEmpty]: Start isEmpty. Operand 2839 states and 5673 transitions. [2018-09-30 11:48:59,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:48:59,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:59,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:59,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:48:59,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:00,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:00,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5675 states to 2840 states and 5675 transitions. [2018-09-30 11:49:00,032 INFO L276 IsEmpty]: Start isEmpty. Operand 2840 states and 5675 transitions. [2018-09-30 11:49:00,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:00,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:00,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:00,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:00,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:00,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:00,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5677 states to 2841 states and 5677 transitions. [2018-09-30 11:49:00,137 INFO L276 IsEmpty]: Start isEmpty. Operand 2841 states and 5677 transitions. [2018-09-30 11:49:00,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:00,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:00,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:00,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:00,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:00,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5679 states to 2842 states and 5679 transitions. [2018-09-30 11:49:00,241 INFO L276 IsEmpty]: Start isEmpty. Operand 2842 states and 5679 transitions. [2018-09-30 11:49:00,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:00,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:00,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:00,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:00,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:00,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:00,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5681 states to 2843 states and 5681 transitions. [2018-09-30 11:49:00,361 INFO L276 IsEmpty]: Start isEmpty. Operand 2843 states and 5681 transitions. [2018-09-30 11:49:00,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:00,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:00,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:00,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:00,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:00,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:00,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5683 states to 2844 states and 5683 transitions. [2018-09-30 11:49:00,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2844 states and 5683 transitions. [2018-09-30 11:49:00,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:00,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:00,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:00,475 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:00,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:00,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:00,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5685 states to 2845 states and 5685 transitions. [2018-09-30 11:49:00,570 INFO L276 IsEmpty]: Start isEmpty. Operand 2845 states and 5685 transitions. [2018-09-30 11:49:00,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:00,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:00,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:00,575 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:00,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:00,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:00,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5687 states to 2846 states and 5687 transitions. [2018-09-30 11:49:00,677 INFO L276 IsEmpty]: Start isEmpty. Operand 2846 states and 5687 transitions. [2018-09-30 11:49:00,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:00,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:00,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:00,686 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:00,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:00,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:00,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5689 states to 2847 states and 5689 transitions. [2018-09-30 11:49:00,798 INFO L276 IsEmpty]: Start isEmpty. Operand 2847 states and 5689 transitions. [2018-09-30 11:49:00,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:00,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:00,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:00,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:00,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:00,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:00,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5691 states to 2848 states and 5691 transitions. [2018-09-30 11:49:00,899 INFO L276 IsEmpty]: Start isEmpty. Operand 2848 states and 5691 transitions. [2018-09-30 11:49:00,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:00,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:00,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:00,908 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:00,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:00,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:00,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5693 states to 2849 states and 5693 transitions. [2018-09-30 11:49:00,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2849 states and 5693 transitions. [2018-09-30 11:49:01,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:01,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:01,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:01,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:01,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:01,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:01,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5695 states to 2850 states and 5695 transitions. [2018-09-30 11:49:01,099 INFO L276 IsEmpty]: Start isEmpty. Operand 2850 states and 5695 transitions. [2018-09-30 11:49:01,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:01,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:01,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:01,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:01,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:01,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:01,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5697 states to 2851 states and 5697 transitions. [2018-09-30 11:49:01,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2851 states and 5697 transitions. [2018-09-30 11:49:01,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:01,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:01,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:01,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:01,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:01,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:01,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5699 states to 2852 states and 5699 transitions. [2018-09-30 11:49:01,305 INFO L276 IsEmpty]: Start isEmpty. Operand 2852 states and 5699 transitions. [2018-09-30 11:49:01,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:01,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:01,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:01,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:01,321 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:01,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:01,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5701 states to 2853 states and 5701 transitions. [2018-09-30 11:49:01,409 INFO L276 IsEmpty]: Start isEmpty. Operand 2853 states and 5701 transitions. [2018-09-30 11:49:01,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:01,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:01,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:01,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:01,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:01,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:01,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5703 states to 2854 states and 5703 transitions. [2018-09-30 11:49:01,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2854 states and 5703 transitions. [2018-09-30 11:49:01,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:01,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:01,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:01,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:01,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:01,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:01,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5705 states to 2855 states and 5705 transitions. [2018-09-30 11:49:01,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2855 states and 5705 transitions. [2018-09-30 11:49:01,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:01,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:01,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:01,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:01,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:01,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:01,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5707 states to 2856 states and 5707 transitions. [2018-09-30 11:49:01,728 INFO L276 IsEmpty]: Start isEmpty. Operand 2856 states and 5707 transitions. [2018-09-30 11:49:01,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:01,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:01,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:01,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:01,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:01,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:01,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5709 states to 2857 states and 5709 transitions. [2018-09-30 11:49:01,833 INFO L276 IsEmpty]: Start isEmpty. Operand 2857 states and 5709 transitions. [2018-09-30 11:49:01,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:01,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:01,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:01,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:01,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:01,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:01,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5711 states to 2858 states and 5711 transitions. [2018-09-30 11:49:01,945 INFO L276 IsEmpty]: Start isEmpty. Operand 2858 states and 5711 transitions. [2018-09-30 11:49:01,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:01,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:01,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:01,950 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:01,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:02,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:02,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5713 states to 2859 states and 5713 transitions. [2018-09-30 11:49:02,047 INFO L276 IsEmpty]: Start isEmpty. Operand 2859 states and 5713 transitions. [2018-09-30 11:49:02,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:02,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:02,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:02,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:02,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:02,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:02,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5715 states to 2860 states and 5715 transitions. [2018-09-30 11:49:02,154 INFO L276 IsEmpty]: Start isEmpty. Operand 2860 states and 5715 transitions. [2018-09-30 11:49:02,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:02,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:02,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:02,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:02,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:02,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:02,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5717 states to 2861 states and 5717 transitions. [2018-09-30 11:49:02,255 INFO L276 IsEmpty]: Start isEmpty. Operand 2861 states and 5717 transitions. [2018-09-30 11:49:02,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:02,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:02,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:02,260 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:02,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:02,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:02,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5719 states to 2862 states and 5719 transitions. [2018-09-30 11:49:02,356 INFO L276 IsEmpty]: Start isEmpty. Operand 2862 states and 5719 transitions. [2018-09-30 11:49:02,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:02,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:02,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:02,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:02,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:02,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:02,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5721 states to 2863 states and 5721 transitions. [2018-09-30 11:49:02,455 INFO L276 IsEmpty]: Start isEmpty. Operand 2863 states and 5721 transitions. [2018-09-30 11:49:02,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:02,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:02,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:02,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:02,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:02,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:02,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5723 states to 2864 states and 5723 transitions. [2018-09-30 11:49:02,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2864 states and 5723 transitions. [2018-09-30 11:49:02,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:02,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:02,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:02,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:02,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:02,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:02,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5725 states to 2865 states and 5725 transitions. [2018-09-30 11:49:02,667 INFO L276 IsEmpty]: Start isEmpty. Operand 2865 states and 5725 transitions. [2018-09-30 11:49:02,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:02,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:02,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:02,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:02,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:02,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:02,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5727 states to 2866 states and 5727 transitions. [2018-09-30 11:49:02,763 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 5727 transitions. [2018-09-30 11:49:02,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:02,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:02,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:02,771 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:02,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:02,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:02,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5729 states to 2867 states and 5729 transitions. [2018-09-30 11:49:02,865 INFO L276 IsEmpty]: Start isEmpty. Operand 2867 states and 5729 transitions. [2018-09-30 11:49:02,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:02,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:02,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:02,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:02,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:02,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:02,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5731 states to 2868 states and 5731 transitions. [2018-09-30 11:49:02,972 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 5731 transitions. [2018-09-30 11:49:02,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:02,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:02,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:02,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:02,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:03,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:03,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5733 states to 2869 states and 5733 transitions. [2018-09-30 11:49:03,078 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 5733 transitions. [2018-09-30 11:49:03,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:03,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:03,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:03,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:03,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:03,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:03,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5735 states to 2870 states and 5735 transitions. [2018-09-30 11:49:03,182 INFO L276 IsEmpty]: Start isEmpty. Operand 2870 states and 5735 transitions. [2018-09-30 11:49:03,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:03,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:03,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:03,190 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:03,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:03,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:03,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5737 states to 2871 states and 5737 transitions. [2018-09-30 11:49:03,286 INFO L276 IsEmpty]: Start isEmpty. Operand 2871 states and 5737 transitions. [2018-09-30 11:49:03,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:03,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:03,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:03,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:03,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:03,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:03,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5739 states to 2872 states and 5739 transitions. [2018-09-30 11:49:03,390 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 5739 transitions. [2018-09-30 11:49:03,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:03,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:03,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:03,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:03,407 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:03,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:03,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5741 states to 2873 states and 5741 transitions. [2018-09-30 11:49:03,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2873 states and 5741 transitions. [2018-09-30 11:49:03,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:03,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:03,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:03,504 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:03,513 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:03,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:03,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5743 states to 2874 states and 5743 transitions. [2018-09-30 11:49:03,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2874 states and 5743 transitions. [2018-09-30 11:49:03,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:03,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:03,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:03,607 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:03,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:03,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:03,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5745 states to 2875 states and 5745 transitions. [2018-09-30 11:49:03,710 INFO L276 IsEmpty]: Start isEmpty. Operand 2875 states and 5745 transitions. [2018-09-30 11:49:03,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:03,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:03,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:03,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:03,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:03,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:03,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5747 states to 2876 states and 5747 transitions. [2018-09-30 11:49:03,811 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5747 transitions. [2018-09-30 11:49:03,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:03,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:03,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:03,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:03,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:03,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:03,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5749 states to 2877 states and 5749 transitions. [2018-09-30 11:49:03,921 INFO L276 IsEmpty]: Start isEmpty. Operand 2877 states and 5749 transitions. [2018-09-30 11:49:03,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:03,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:03,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:03,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:03,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:04,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:04,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5751 states to 2878 states and 5751 transitions. [2018-09-30 11:49:04,028 INFO L276 IsEmpty]: Start isEmpty. Operand 2878 states and 5751 transitions. [2018-09-30 11:49:04,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:04,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:04,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:04,036 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:04,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:04,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:04,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5753 states to 2879 states and 5753 transitions. [2018-09-30 11:49:04,136 INFO L276 IsEmpty]: Start isEmpty. Operand 2879 states and 5753 transitions. [2018-09-30 11:49:04,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:04,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:04,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:04,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:04,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:04,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:04,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5755 states to 2880 states and 5755 transitions. [2018-09-30 11:49:04,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2880 states and 5755 transitions. [2018-09-30 11:49:04,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:04,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:04,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:04,266 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:04,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:04,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5757 states to 2881 states and 5757 transitions. [2018-09-30 11:49:04,352 INFO L276 IsEmpty]: Start isEmpty. Operand 2881 states and 5757 transitions. [2018-09-30 11:49:04,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:04,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:04,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:04,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:04,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:04,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:04,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5759 states to 2882 states and 5759 transitions. [2018-09-30 11:49:04,459 INFO L276 IsEmpty]: Start isEmpty. Operand 2882 states and 5759 transitions. [2018-09-30 11:49:04,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:04,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:04,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:04,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:04,475 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:04,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:04,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5761 states to 2883 states and 5761 transitions. [2018-09-30 11:49:04,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2883 states and 5761 transitions. [2018-09-30 11:49:04,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:04,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:04,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:04,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:04,584 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:04,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:04,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5763 states to 2884 states and 5763 transitions. [2018-09-30 11:49:04,670 INFO L276 IsEmpty]: Start isEmpty. Operand 2884 states and 5763 transitions. [2018-09-30 11:49:04,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:04,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:04,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:04,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:04,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:04,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:04,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5765 states to 2885 states and 5765 transitions. [2018-09-30 11:49:04,776 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 5765 transitions. [2018-09-30 11:49:04,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:04,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:04,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:04,781 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:04,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:04,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:04,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5767 states to 2886 states and 5767 transitions. [2018-09-30 11:49:04,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2886 states and 5767 transitions. [2018-09-30 11:49:04,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:04,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:04,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:04,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:04,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:04,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:04,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5769 states to 2887 states and 5769 transitions. [2018-09-30 11:49:04,991 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 5769 transitions. [2018-09-30 11:49:04,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:04,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:04,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:04,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:05,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:05,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:05,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5771 states to 2888 states and 5771 transitions. [2018-09-30 11:49:05,098 INFO L276 IsEmpty]: Start isEmpty. Operand 2888 states and 5771 transitions. [2018-09-30 11:49:05,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:05,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:05,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:05,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:05,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:05,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:05,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5773 states to 2889 states and 5773 transitions. [2018-09-30 11:49:05,205 INFO L276 IsEmpty]: Start isEmpty. Operand 2889 states and 5773 transitions. [2018-09-30 11:49:05,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:05,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:05,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:05,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:05,220 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:05,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:05,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5775 states to 2890 states and 5775 transitions. [2018-09-30 11:49:05,314 INFO L276 IsEmpty]: Start isEmpty. Operand 2890 states and 5775 transitions. [2018-09-30 11:49:05,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:05,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:05,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:05,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:05,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:05,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:05,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5777 states to 2891 states and 5777 transitions. [2018-09-30 11:49:05,423 INFO L276 IsEmpty]: Start isEmpty. Operand 2891 states and 5777 transitions. [2018-09-30 11:49:05,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:05,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:05,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:05,428 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:05,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:05,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:05,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5779 states to 2892 states and 5779 transitions. [2018-09-30 11:49:05,528 INFO L276 IsEmpty]: Start isEmpty. Operand 2892 states and 5779 transitions. [2018-09-30 11:49:05,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:05,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:05,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:05,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:05,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:05,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:05,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5781 states to 2893 states and 5781 transitions. [2018-09-30 11:49:05,636 INFO L276 IsEmpty]: Start isEmpty. Operand 2893 states and 5781 transitions. [2018-09-30 11:49:05,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:05,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:05,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:05,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:05,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:05,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:05,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5783 states to 2894 states and 5783 transitions. [2018-09-30 11:49:05,739 INFO L276 IsEmpty]: Start isEmpty. Operand 2894 states and 5783 transitions. [2018-09-30 11:49:05,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:05,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:05,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:05,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:05,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:05,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:05,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5785 states to 2895 states and 5785 transitions. [2018-09-30 11:49:05,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2895 states and 5785 transitions. [2018-09-30 11:49:05,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:05,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:05,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:05,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:05,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:05,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:05,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5787 states to 2896 states and 5787 transitions. [2018-09-30 11:49:05,959 INFO L276 IsEmpty]: Start isEmpty. Operand 2896 states and 5787 transitions. [2018-09-30 11:49:05,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:05,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:05,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:05,965 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:05,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:06,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:06,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5789 states to 2897 states and 5789 transitions. [2018-09-30 11:49:06,064 INFO L276 IsEmpty]: Start isEmpty. Operand 2897 states and 5789 transitions. [2018-09-30 11:49:06,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:06,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:06,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:06,071 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:06,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:06,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:06,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5791 states to 2898 states and 5791 transitions. [2018-09-30 11:49:06,171 INFO L276 IsEmpty]: Start isEmpty. Operand 2898 states and 5791 transitions. [2018-09-30 11:49:06,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:06,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:06,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:06,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:06,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:06,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:06,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5793 states to 2899 states and 5793 transitions. [2018-09-30 11:49:06,279 INFO L276 IsEmpty]: Start isEmpty. Operand 2899 states and 5793 transitions. [2018-09-30 11:49:06,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:06,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:06,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:06,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:06,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:06,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:06,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5795 states to 2900 states and 5795 transitions. [2018-09-30 11:49:06,387 INFO L276 IsEmpty]: Start isEmpty. Operand 2900 states and 5795 transitions. [2018-09-30 11:49:06,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:06,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:06,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:06,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:06,406 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:06,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:06,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5797 states to 2901 states and 5797 transitions. [2018-09-30 11:49:06,497 INFO L276 IsEmpty]: Start isEmpty. Operand 2901 states and 5797 transitions. [2018-09-30 11:49:06,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:06,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:06,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:06,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:06,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:06,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5799 states to 2902 states and 5799 transitions. [2018-09-30 11:49:06,607 INFO L276 IsEmpty]: Start isEmpty. Operand 2902 states and 5799 transitions. [2018-09-30 11:49:06,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:06,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:06,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:06,613 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:06,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:06,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:06,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5801 states to 2903 states and 5801 transitions. [2018-09-30 11:49:06,712 INFO L276 IsEmpty]: Start isEmpty. Operand 2903 states and 5801 transitions. [2018-09-30 11:49:06,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:06,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:06,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:06,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:06,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:06,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:06,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5803 states to 2904 states and 5803 transitions. [2018-09-30 11:49:06,818 INFO L276 IsEmpty]: Start isEmpty. Operand 2904 states and 5803 transitions. [2018-09-30 11:49:06,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:06,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:06,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:06,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:06,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:06,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:06,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5805 states to 2905 states and 5805 transitions. [2018-09-30 11:49:06,923 INFO L276 IsEmpty]: Start isEmpty. Operand 2905 states and 5805 transitions. [2018-09-30 11:49:06,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:06,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:06,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:06,930 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:06,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:07,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:07,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5807 states to 2906 states and 5807 transitions. [2018-09-30 11:49:07,029 INFO L276 IsEmpty]: Start isEmpty. Operand 2906 states and 5807 transitions. [2018-09-30 11:49:07,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:07,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:07,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:07,036 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:07,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:07,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:07,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5809 states to 2907 states and 5809 transitions. [2018-09-30 11:49:07,133 INFO L276 IsEmpty]: Start isEmpty. Operand 2907 states and 5809 transitions. [2018-09-30 11:49:07,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:07,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:07,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:07,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:07,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:07,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:07,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5811 states to 2908 states and 5811 transitions. [2018-09-30 11:49:07,239 INFO L276 IsEmpty]: Start isEmpty. Operand 2908 states and 5811 transitions. [2018-09-30 11:49:07,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:07,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:07,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:07,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:07,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:07,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:07,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5813 states to 2909 states and 5813 transitions. [2018-09-30 11:49:07,342 INFO L276 IsEmpty]: Start isEmpty. Operand 2909 states and 5813 transitions. [2018-09-30 11:49:07,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:07,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:07,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:07,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:07,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:07,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:07,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5815 states to 2910 states and 5815 transitions. [2018-09-30 11:49:07,448 INFO L276 IsEmpty]: Start isEmpty. Operand 2910 states and 5815 transitions. [2018-09-30 11:49:07,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:07,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:07,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:07,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:07,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:07,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:07,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5817 states to 2911 states and 5817 transitions. [2018-09-30 11:49:07,553 INFO L276 IsEmpty]: Start isEmpty. Operand 2911 states and 5817 transitions. [2018-09-30 11:49:07,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:07,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:07,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:07,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:07,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:07,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:07,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5819 states to 2912 states and 5819 transitions. [2018-09-30 11:49:07,659 INFO L276 IsEmpty]: Start isEmpty. Operand 2912 states and 5819 transitions. [2018-09-30 11:49:07,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:07,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:07,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:07,664 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:07,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:07,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:07,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5821 states to 2913 states and 5821 transitions. [2018-09-30 11:49:07,765 INFO L276 IsEmpty]: Start isEmpty. Operand 2913 states and 5821 transitions. [2018-09-30 11:49:07,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:07,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:07,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:07,770 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:07,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:07,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:07,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5823 states to 2914 states and 5823 transitions. [2018-09-30 11:49:07,878 INFO L276 IsEmpty]: Start isEmpty. Operand 2914 states and 5823 transitions. [2018-09-30 11:49:07,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:07,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:07,884 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:07,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:07,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:07,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5825 states to 2915 states and 5825 transitions. [2018-09-30 11:49:07,983 INFO L276 IsEmpty]: Start isEmpty. Operand 2915 states and 5825 transitions. [2018-09-30 11:49:07,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:07,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:07,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:07,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:08,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:08,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:08,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5827 states to 2916 states and 5827 transitions. [2018-09-30 11:49:08,089 INFO L276 IsEmpty]: Start isEmpty. Operand 2916 states and 5827 transitions. [2018-09-30 11:49:08,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:08,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:08,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:08,097 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:08,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:08,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:08,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5829 states to 2917 states and 5829 transitions. [2018-09-30 11:49:08,198 INFO L276 IsEmpty]: Start isEmpty. Operand 2917 states and 5829 transitions. [2018-09-30 11:49:08,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:08,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:08,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:08,207 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:08,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:08,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:08,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5831 states to 2918 states and 5831 transitions. [2018-09-30 11:49:08,311 INFO L276 IsEmpty]: Start isEmpty. Operand 2918 states and 5831 transitions. [2018-09-30 11:49:08,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:08,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:08,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:08,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:08,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:08,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:08,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5833 states to 2919 states and 5833 transitions. [2018-09-30 11:49:08,416 INFO L276 IsEmpty]: Start isEmpty. Operand 2919 states and 5833 transitions. [2018-09-30 11:49:08,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:08,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:08,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:08,425 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:08,435 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:08,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:08,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5835 states to 2920 states and 5835 transitions. [2018-09-30 11:49:08,525 INFO L276 IsEmpty]: Start isEmpty. Operand 2920 states and 5835 transitions. [2018-09-30 11:49:08,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:08,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:08,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:08,530 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:08,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:08,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:08,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5837 states to 2921 states and 5837 transitions. [2018-09-30 11:49:08,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2921 states and 5837 transitions. [2018-09-30 11:49:08,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:08,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:08,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:08,637 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:08,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:08,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:08,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5839 states to 2922 states and 5839 transitions. [2018-09-30 11:49:08,741 INFO L276 IsEmpty]: Start isEmpty. Operand 2922 states and 5839 transitions. [2018-09-30 11:49:08,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:08,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:08,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:08,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:08,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:08,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:08,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5841 states to 2923 states and 5841 transitions. [2018-09-30 11:49:08,850 INFO L276 IsEmpty]: Start isEmpty. Operand 2923 states and 5841 transitions. [2018-09-30 11:49:08,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:08,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:08,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:08,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:08,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:08,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5843 states to 2924 states and 5843 transitions. [2018-09-30 11:49:08,955 INFO L276 IsEmpty]: Start isEmpty. Operand 2924 states and 5843 transitions. [2018-09-30 11:49:08,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:08,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:08,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:08,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:08,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:09,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:09,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5845 states to 2925 states and 5845 transitions. [2018-09-30 11:49:09,064 INFO L276 IsEmpty]: Start isEmpty. Operand 2925 states and 5845 transitions. [2018-09-30 11:49:09,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:09,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:09,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:09,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:09,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:09,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:09,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5847 states to 2926 states and 5847 transitions. [2018-09-30 11:49:09,170 INFO L276 IsEmpty]: Start isEmpty. Operand 2926 states and 5847 transitions. [2018-09-30 11:49:09,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:09,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:09,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:09,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:09,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:09,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:09,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5849 states to 2927 states and 5849 transitions. [2018-09-30 11:49:09,280 INFO L276 IsEmpty]: Start isEmpty. Operand 2927 states and 5849 transitions. [2018-09-30 11:49:09,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:09,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:09,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:09,285 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:09,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:09,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:09,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5851 states to 2928 states and 5851 transitions. [2018-09-30 11:49:09,389 INFO L276 IsEmpty]: Start isEmpty. Operand 2928 states and 5851 transitions. [2018-09-30 11:49:09,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:09,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:09,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:09,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:09,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:09,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:09,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5853 states to 2929 states and 5853 transitions. [2018-09-30 11:49:09,494 INFO L276 IsEmpty]: Start isEmpty. Operand 2929 states and 5853 transitions. [2018-09-30 11:49:09,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:09,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:09,501 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:09,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:09,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:09,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5855 states to 2930 states and 5855 transitions. [2018-09-30 11:49:09,604 INFO L276 IsEmpty]: Start isEmpty. Operand 2930 states and 5855 transitions. [2018-09-30 11:49:09,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:09,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:09,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:09,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:09,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:09,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:09,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5857 states to 2931 states and 5857 transitions. [2018-09-30 11:49:09,711 INFO L276 IsEmpty]: Start isEmpty. Operand 2931 states and 5857 transitions. [2018-09-30 11:49:09,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:09,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:09,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:09,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:09,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:09,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:09,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5859 states to 2932 states and 5859 transitions. [2018-09-30 11:49:09,820 INFO L276 IsEmpty]: Start isEmpty. Operand 2932 states and 5859 transitions. [2018-09-30 11:49:09,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:09,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:09,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:09,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:09,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:09,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:09,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5861 states to 2933 states and 5861 transitions. [2018-09-30 11:49:09,929 INFO L276 IsEmpty]: Start isEmpty. Operand 2933 states and 5861 transitions. [2018-09-30 11:49:09,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:09,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:09,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:09,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:09,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:10,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:10,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5863 states to 2934 states and 5863 transitions. [2018-09-30 11:49:10,033 INFO L276 IsEmpty]: Start isEmpty. Operand 2934 states and 5863 transitions. [2018-09-30 11:49:10,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:10,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:10,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:10,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:10,048 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:10,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:10,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5865 states to 2935 states and 5865 transitions. [2018-09-30 11:49:10,140 INFO L276 IsEmpty]: Start isEmpty. Operand 2935 states and 5865 transitions. [2018-09-30 11:49:10,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:10,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:10,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:10,145 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:10,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:10,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:10,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5867 states to 2936 states and 5867 transitions. [2018-09-30 11:49:10,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2936 states and 5867 transitions. [2018-09-30 11:49:10,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:10,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:10,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:10,255 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:10,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:10,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:10,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5869 states to 2937 states and 5869 transitions. [2018-09-30 11:49:10,362 INFO L276 IsEmpty]: Start isEmpty. Operand 2937 states and 5869 transitions. [2018-09-30 11:49:10,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:10,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:10,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:10,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:10,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:10,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:10,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5871 states to 2938 states and 5871 transitions. [2018-09-30 11:49:10,473 INFO L276 IsEmpty]: Start isEmpty. Operand 2938 states and 5871 transitions. [2018-09-30 11:49:10,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:10,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:10,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:10,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:10,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:10,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:10,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5873 states to 2939 states and 5873 transitions. [2018-09-30 11:49:10,583 INFO L276 IsEmpty]: Start isEmpty. Operand 2939 states and 5873 transitions. [2018-09-30 11:49:10,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:10,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:10,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:10,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:10,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:10,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:10,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5875 states to 2940 states and 5875 transitions. [2018-09-30 11:49:10,700 INFO L276 IsEmpty]: Start isEmpty. Operand 2940 states and 5875 transitions. [2018-09-30 11:49:10,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:10,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:10,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:10,719 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:10,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:10,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:10,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5877 states to 2941 states and 5877 transitions. [2018-09-30 11:49:10,816 INFO L276 IsEmpty]: Start isEmpty. Operand 2941 states and 5877 transitions. [2018-09-30 11:49:10,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:10,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:10,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:10,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:10,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:10,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:10,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5879 states to 2942 states and 5879 transitions. [2018-09-30 11:49:10,930 INFO L276 IsEmpty]: Start isEmpty. Operand 2942 states and 5879 transitions. [2018-09-30 11:49:10,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:10,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:10,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:10,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:10,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:11,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:11,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5881 states to 2943 states and 5881 transitions. [2018-09-30 11:49:11,042 INFO L276 IsEmpty]: Start isEmpty. Operand 2943 states and 5881 transitions. [2018-09-30 11:49:11,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:11,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:11,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:11,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:11,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:11,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:11,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5883 states to 2944 states and 5883 transitions. [2018-09-30 11:49:11,146 INFO L276 IsEmpty]: Start isEmpty. Operand 2944 states and 5883 transitions. [2018-09-30 11:49:11,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:11,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:11,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:11,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:11,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:11,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:11,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5885 states to 2945 states and 5885 transitions. [2018-09-30 11:49:11,252 INFO L276 IsEmpty]: Start isEmpty. Operand 2945 states and 5885 transitions. [2018-09-30 11:49:11,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:11,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:11,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:11,257 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:11,266 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:11,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:11,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5887 states to 2946 states and 5887 transitions. [2018-09-30 11:49:11,356 INFO L276 IsEmpty]: Start isEmpty. Operand 2946 states and 5887 transitions. [2018-09-30 11:49:11,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:11,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:11,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:11,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:11,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:11,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:11,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5889 states to 2947 states and 5889 transitions. [2018-09-30 11:49:11,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2947 states and 5889 transitions. [2018-09-30 11:49:11,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:11,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:11,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:11,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:11,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:11,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:11,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5891 states to 2948 states and 5891 transitions. [2018-09-30 11:49:11,569 INFO L276 IsEmpty]: Start isEmpty. Operand 2948 states and 5891 transitions. [2018-09-30 11:49:11,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:11,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:11,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:11,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:11,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:11,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:11,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5893 states to 2949 states and 5893 transitions. [2018-09-30 11:49:11,682 INFO L276 IsEmpty]: Start isEmpty. Operand 2949 states and 5893 transitions. [2018-09-30 11:49:11,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:11,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:11,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:11,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:11,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:11,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:11,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5895 states to 2950 states and 5895 transitions. [2018-09-30 11:49:11,788 INFO L276 IsEmpty]: Start isEmpty. Operand 2950 states and 5895 transitions. [2018-09-30 11:49:11,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:11,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:11,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:11,794 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:11,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:11,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:11,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5897 states to 2951 states and 5897 transitions. [2018-09-30 11:49:11,894 INFO L276 IsEmpty]: Start isEmpty. Operand 2951 states and 5897 transitions. [2018-09-30 11:49:11,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:11,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:11,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:11,904 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:11,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:12,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:12,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5899 states to 2952 states and 5899 transitions. [2018-09-30 11:49:12,001 INFO L276 IsEmpty]: Start isEmpty. Operand 2952 states and 5899 transitions. [2018-09-30 11:49:12,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:12,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:12,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:12,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:12,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:12,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:12,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5901 states to 2953 states and 5901 transitions. [2018-09-30 11:49:12,108 INFO L276 IsEmpty]: Start isEmpty. Operand 2953 states and 5901 transitions. [2018-09-30 11:49:12,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:12,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:12,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:12,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:12,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:12,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:12,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5903 states to 2954 states and 5903 transitions. [2018-09-30 11:49:12,216 INFO L276 IsEmpty]: Start isEmpty. Operand 2954 states and 5903 transitions. [2018-09-30 11:49:12,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:12,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:12,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:12,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:12,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:12,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:12,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5905 states to 2955 states and 5905 transitions. [2018-09-30 11:49:12,320 INFO L276 IsEmpty]: Start isEmpty. Operand 2955 states and 5905 transitions. [2018-09-30 11:49:12,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:12,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:12,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:12,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:12,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:12,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:12,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5907 states to 2956 states and 5907 transitions. [2018-09-30 11:49:12,428 INFO L276 IsEmpty]: Start isEmpty. Operand 2956 states and 5907 transitions. [2018-09-30 11:49:12,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:12,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:12,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:12,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:12,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:12,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:12,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5909 states to 2957 states and 5909 transitions. [2018-09-30 11:49:12,539 INFO L276 IsEmpty]: Start isEmpty. Operand 2957 states and 5909 transitions. [2018-09-30 11:49:12,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:12,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:12,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:12,547 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:12,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:12,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:12,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5911 states to 2958 states and 5911 transitions. [2018-09-30 11:49:12,651 INFO L276 IsEmpty]: Start isEmpty. Operand 2958 states and 5911 transitions. [2018-09-30 11:49:12,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:12,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:12,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:12,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:12,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:12,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:12,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5913 states to 2959 states and 5913 transitions. [2018-09-30 11:49:12,756 INFO L276 IsEmpty]: Start isEmpty. Operand 2959 states and 5913 transitions. [2018-09-30 11:49:12,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:12,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:12,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:12,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:12,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:12,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:12,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5915 states to 2960 states and 5915 transitions. [2018-09-30 11:49:12,862 INFO L276 IsEmpty]: Start isEmpty. Operand 2960 states and 5915 transitions. [2018-09-30 11:49:12,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:12,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:12,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:12,869 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:12,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:12,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:12,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5917 states to 2961 states and 5917 transitions. [2018-09-30 11:49:12,969 INFO L276 IsEmpty]: Start isEmpty. Operand 2961 states and 5917 transitions. [2018-09-30 11:49:12,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:12,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:12,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:12,978 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:12,989 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:13,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:13,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5919 states to 2962 states and 5919 transitions. [2018-09-30 11:49:13,072 INFO L276 IsEmpty]: Start isEmpty. Operand 2962 states and 5919 transitions. [2018-09-30 11:49:13,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:13,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:13,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:13,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:13,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:13,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:13,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5921 states to 2963 states and 5921 transitions. [2018-09-30 11:49:13,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2963 states and 5921 transitions. [2018-09-30 11:49:13,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:13,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:13,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:13,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:13,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:13,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:13,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5923 states to 2964 states and 5923 transitions. [2018-09-30 11:49:13,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2964 states and 5923 transitions. [2018-09-30 11:49:13,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:13,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:13,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:13,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:13,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:13,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5925 states to 2965 states and 5925 transitions. [2018-09-30 11:49:13,397 INFO L276 IsEmpty]: Start isEmpty. Operand 2965 states and 5925 transitions. [2018-09-30 11:49:13,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:13,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:13,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:13,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:13,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:13,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:13,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5927 states to 2966 states and 5927 transitions. [2018-09-30 11:49:13,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2966 states and 5927 transitions. [2018-09-30 11:49:13,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:13,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:13,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:13,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:13,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:13,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:13,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5929 states to 2967 states and 5929 transitions. [2018-09-30 11:49:13,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2967 states and 5929 transitions. [2018-09-30 11:49:13,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:13,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:13,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:13,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:13,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:13,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:13,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5931 states to 2968 states and 5931 transitions. [2018-09-30 11:49:13,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2968 states and 5931 transitions. [2018-09-30 11:49:13,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:13,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:13,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:13,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:13,740 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:13,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:13,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5933 states to 2969 states and 5933 transitions. [2018-09-30 11:49:13,832 INFO L276 IsEmpty]: Start isEmpty. Operand 2969 states and 5933 transitions. [2018-09-30 11:49:13,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:13,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:13,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:13,837 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:13,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:13,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:13,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5935 states to 2970 states and 5935 transitions. [2018-09-30 11:49:13,941 INFO L276 IsEmpty]: Start isEmpty. Operand 2970 states and 5935 transitions. [2018-09-30 11:49:13,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:13,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:13,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:13,946 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:13,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:14,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:14,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5937 states to 2971 states and 5937 transitions. [2018-09-30 11:49:14,049 INFO L276 IsEmpty]: Start isEmpty. Operand 2971 states and 5937 transitions. [2018-09-30 11:49:14,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:14,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:14,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:14,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:14,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:14,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:14,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5939 states to 2972 states and 5939 transitions. [2018-09-30 11:49:14,152 INFO L276 IsEmpty]: Start isEmpty. Operand 2972 states and 5939 transitions. [2018-09-30 11:49:14,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:14,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:14,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:14,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:14,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:14,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:14,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5941 states to 2973 states and 5941 transitions. [2018-09-30 11:49:14,260 INFO L276 IsEmpty]: Start isEmpty. Operand 2973 states and 5941 transitions. [2018-09-30 11:49:14,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:14,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:14,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:14,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:14,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:14,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:14,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5943 states to 2974 states and 5943 transitions. [2018-09-30 11:49:14,510 INFO L276 IsEmpty]: Start isEmpty. Operand 2974 states and 5943 transitions. [2018-09-30 11:49:14,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:14,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:14,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:14,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:14,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:14,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:14,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5945 states to 2975 states and 5945 transitions. [2018-09-30 11:49:14,609 INFO L276 IsEmpty]: Start isEmpty. Operand 2975 states and 5945 transitions. [2018-09-30 11:49:14,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:14,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:14,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:14,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:14,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:14,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:14,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5947 states to 2976 states and 5947 transitions. [2018-09-30 11:49:14,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2976 states and 5947 transitions. [2018-09-30 11:49:14,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:14,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:14,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:14,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:14,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:14,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:14,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5949 states to 2977 states and 5949 transitions. [2018-09-30 11:49:14,831 INFO L276 IsEmpty]: Start isEmpty. Operand 2977 states and 5949 transitions. [2018-09-30 11:49:14,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:14,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:14,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:14,837 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:14,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:14,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:14,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5951 states to 2978 states and 5951 transitions. [2018-09-30 11:49:14,940 INFO L276 IsEmpty]: Start isEmpty. Operand 2978 states and 5951 transitions. [2018-09-30 11:49:14,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:14,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:14,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:14,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:14,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:15,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:15,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5953 states to 2979 states and 5953 transitions. [2018-09-30 11:49:15,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2979 states and 5953 transitions. [2018-09-30 11:49:15,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:15,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:15,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:15,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:15,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:15,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:15,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5955 states to 2980 states and 5955 transitions. [2018-09-30 11:49:15,152 INFO L276 IsEmpty]: Start isEmpty. Operand 2980 states and 5955 transitions. [2018-09-30 11:49:15,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:15,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:15,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:15,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:15,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:15,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:15,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5957 states to 2981 states and 5957 transitions. [2018-09-30 11:49:15,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2981 states and 5957 transitions. [2018-09-30 11:49:15,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:15,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:15,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:15,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:15,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:15,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:15,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5959 states to 2982 states and 5959 transitions. [2018-09-30 11:49:15,371 INFO L276 IsEmpty]: Start isEmpty. Operand 2982 states and 5959 transitions. [2018-09-30 11:49:15,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:15,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:15,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:15,379 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:15,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:15,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:15,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5961 states to 2983 states and 5961 transitions. [2018-09-30 11:49:15,476 INFO L276 IsEmpty]: Start isEmpty. Operand 2983 states and 5961 transitions. [2018-09-30 11:49:15,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:15,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:15,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:15,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:15,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:15,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:15,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5963 states to 2984 states and 5963 transitions. [2018-09-30 11:49:15,584 INFO L276 IsEmpty]: Start isEmpty. Operand 2984 states and 5963 transitions. [2018-09-30 11:49:15,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:15,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:15,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:15,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:15,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:15,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:15,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5965 states to 2985 states and 5965 transitions. [2018-09-30 11:49:15,694 INFO L276 IsEmpty]: Start isEmpty. Operand 2985 states and 5965 transitions. [2018-09-30 11:49:15,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:15,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:15,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:15,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:15,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:15,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:15,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5967 states to 2986 states and 5967 transitions. [2018-09-30 11:49:15,801 INFO L276 IsEmpty]: Start isEmpty. Operand 2986 states and 5967 transitions. [2018-09-30 11:49:15,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:15,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:15,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:15,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:15,820 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:15,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:15,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5969 states to 2987 states and 5969 transitions. [2018-09-30 11:49:15,918 INFO L276 IsEmpty]: Start isEmpty. Operand 2987 states and 5969 transitions. [2018-09-30 11:49:15,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:15,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:15,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:15,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:15,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:16,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:16,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5971 states to 2988 states and 5971 transitions. [2018-09-30 11:49:16,028 INFO L276 IsEmpty]: Start isEmpty. Operand 2988 states and 5971 transitions. [2018-09-30 11:49:16,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:16,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:16,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:16,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:16,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:16,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:16,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5973 states to 2989 states and 5973 transitions. [2018-09-30 11:49:16,136 INFO L276 IsEmpty]: Start isEmpty. Operand 2989 states and 5973 transitions. [2018-09-30 11:49:16,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:16,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:16,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:16,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:16,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:16,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:16,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5975 states to 2990 states and 5975 transitions. [2018-09-30 11:49:16,273 INFO L276 IsEmpty]: Start isEmpty. Operand 2990 states and 5975 transitions. [2018-09-30 11:49:16,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:16,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:16,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:16,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:16,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:16,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:16,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5977 states to 2991 states and 5977 transitions. [2018-09-30 11:49:16,379 INFO L276 IsEmpty]: Start isEmpty. Operand 2991 states and 5977 transitions. [2018-09-30 11:49:16,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:16,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:16,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:16,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:16,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:16,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:16,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5979 states to 2992 states and 5979 transitions. [2018-09-30 11:49:16,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2992 states and 5979 transitions. [2018-09-30 11:49:16,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:16,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:16,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:16,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:16,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:16,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:16,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5981 states to 2993 states and 5981 transitions. [2018-09-30 11:49:16,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2993 states and 5981 transitions. [2018-09-30 11:49:16,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:16,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:16,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:16,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:16,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:16,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:16,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5983 states to 2994 states and 5983 transitions. [2018-09-30 11:49:16,711 INFO L276 IsEmpty]: Start isEmpty. Operand 2994 states and 5983 transitions. [2018-09-30 11:49:16,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:16,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:16,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:16,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:16,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:16,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:16,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5985 states to 2995 states and 5985 transitions. [2018-09-30 11:49:16,819 INFO L276 IsEmpty]: Start isEmpty. Operand 2995 states and 5985 transitions. [2018-09-30 11:49:16,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:16,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:16,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:16,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:16,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:16,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:16,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5987 states to 2996 states and 5987 transitions. [2018-09-30 11:49:16,925 INFO L276 IsEmpty]: Start isEmpty. Operand 2996 states and 5987 transitions. [2018-09-30 11:49:16,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:16,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:16,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:16,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:16,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:17,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:17,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5989 states to 2997 states and 5989 transitions. [2018-09-30 11:49:17,036 INFO L276 IsEmpty]: Start isEmpty. Operand 2997 states and 5989 transitions. [2018-09-30 11:49:17,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:17,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:17,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:17,044 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:17,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:17,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:17,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5991 states to 2998 states and 5991 transitions. [2018-09-30 11:49:17,144 INFO L276 IsEmpty]: Start isEmpty. Operand 2998 states and 5991 transitions. [2018-09-30 11:49:17,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:17,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:17,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:17,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:17,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:17,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:17,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5993 states to 2999 states and 5993 transitions. [2018-09-30 11:49:17,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2999 states and 5993 transitions. [2018-09-30 11:49:17,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:17,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:17,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:17,256 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:17,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:17,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:17,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5995 states to 3000 states and 5995 transitions. [2018-09-30 11:49:17,358 INFO L276 IsEmpty]: Start isEmpty. Operand 3000 states and 5995 transitions. [2018-09-30 11:49:17,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:17,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:17,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:17,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:17,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:17,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:17,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5997 states to 3001 states and 5997 transitions. [2018-09-30 11:49:17,466 INFO L276 IsEmpty]: Start isEmpty. Operand 3001 states and 5997 transitions. [2018-09-30 11:49:17,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:17,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:17,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:17,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:17,483 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:17,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:17,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5999 states to 3002 states and 5999 transitions. [2018-09-30 11:49:17,580 INFO L276 IsEmpty]: Start isEmpty. Operand 3002 states and 5999 transitions. [2018-09-30 11:49:17,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:17,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:17,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:17,588 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:17,598 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:17,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:17,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6001 states to 3003 states and 6001 transitions. [2018-09-30 11:49:17,688 INFO L276 IsEmpty]: Start isEmpty. Operand 3003 states and 6001 transitions. [2018-09-30 11:49:17,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:17,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:17,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:17,693 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:17,703 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:17,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:17,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6003 states to 3004 states and 6003 transitions. [2018-09-30 11:49:17,800 INFO L276 IsEmpty]: Start isEmpty. Operand 3004 states and 6003 transitions. [2018-09-30 11:49:17,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:17,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:17,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:17,808 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:17,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:17,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:17,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6005 states to 3005 states and 6005 transitions. [2018-09-30 11:49:17,908 INFO L276 IsEmpty]: Start isEmpty. Operand 3005 states and 6005 transitions. [2018-09-30 11:49:17,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:17,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:17,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:17,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:17,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:18,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:18,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6007 states to 3006 states and 6007 transitions. [2018-09-30 11:49:18,017 INFO L276 IsEmpty]: Start isEmpty. Operand 3006 states and 6007 transitions. [2018-09-30 11:49:18,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:18,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:18,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:18,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:18,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:18,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:18,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6009 states to 3007 states and 6009 transitions. [2018-09-30 11:49:18,127 INFO L276 IsEmpty]: Start isEmpty. Operand 3007 states and 6009 transitions. [2018-09-30 11:49:18,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:18,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:18,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:18,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:18,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:18,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:18,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6011 states to 3008 states and 6011 transitions. [2018-09-30 11:49:18,231 INFO L276 IsEmpty]: Start isEmpty. Operand 3008 states and 6011 transitions. [2018-09-30 11:49:18,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:18,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:18,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:18,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:18,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:18,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:18,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6013 states to 3009 states and 6013 transitions. [2018-09-30 11:49:18,339 INFO L276 IsEmpty]: Start isEmpty. Operand 3009 states and 6013 transitions. [2018-09-30 11:49:18,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:18,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:18,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:18,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:18,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:18,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:18,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6015 states to 3010 states and 6015 transitions. [2018-09-30 11:49:18,443 INFO L276 IsEmpty]: Start isEmpty. Operand 3010 states and 6015 transitions. [2018-09-30 11:49:18,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:18,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:18,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:18,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:18,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:18,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:18,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6017 states to 3011 states and 6017 transitions. [2018-09-30 11:49:18,552 INFO L276 IsEmpty]: Start isEmpty. Operand 3011 states and 6017 transitions. [2018-09-30 11:49:18,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:18,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:18,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:18,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:18,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:18,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:18,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6019 states to 3012 states and 6019 transitions. [2018-09-30 11:49:18,664 INFO L276 IsEmpty]: Start isEmpty. Operand 3012 states and 6019 transitions. [2018-09-30 11:49:18,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:18,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:18,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:18,671 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:18,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:18,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:18,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6021 states to 3013 states and 6021 transitions. [2018-09-30 11:49:18,764 INFO L276 IsEmpty]: Start isEmpty. Operand 3013 states and 6021 transitions. [2018-09-30 11:49:18,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:18,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:18,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:18,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:18,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:18,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:18,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6023 states to 3014 states and 6023 transitions. [2018-09-30 11:49:18,872 INFO L276 IsEmpty]: Start isEmpty. Operand 3014 states and 6023 transitions. [2018-09-30 11:49:18,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:18,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:18,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:18,879 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:18,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:18,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:18,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6025 states to 3015 states and 6025 transitions. [2018-09-30 11:49:18,979 INFO L276 IsEmpty]: Start isEmpty. Operand 3015 states and 6025 transitions. [2018-09-30 11:49:18,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:18,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:18,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:18,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:18,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:19,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:19,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6027 states to 3016 states and 6027 transitions. [2018-09-30 11:49:19,081 INFO L276 IsEmpty]: Start isEmpty. Operand 3016 states and 6027 transitions. [2018-09-30 11:49:19,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:19,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:19,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:19,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:19,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:19,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:19,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6029 states to 3017 states and 6029 transitions. [2018-09-30 11:49:19,191 INFO L276 IsEmpty]: Start isEmpty. Operand 3017 states and 6029 transitions. [2018-09-30 11:49:19,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:19,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:19,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:19,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:19,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:19,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:19,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6031 states to 3018 states and 6031 transitions. [2018-09-30 11:49:19,302 INFO L276 IsEmpty]: Start isEmpty. Operand 3018 states and 6031 transitions. [2018-09-30 11:49:19,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:19,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:19,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:19,309 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:19,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:19,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:19,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6033 states to 3019 states and 6033 transitions. [2018-09-30 11:49:19,415 INFO L276 IsEmpty]: Start isEmpty. Operand 3019 states and 6033 transitions. [2018-09-30 11:49:19,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:19,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:19,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:19,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:19,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:19,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:19,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6035 states to 3020 states and 6035 transitions. [2018-09-30 11:49:19,520 INFO L276 IsEmpty]: Start isEmpty. Operand 3020 states and 6035 transitions. [2018-09-30 11:49:19,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:19,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:19,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:19,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:19,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:19,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:19,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6037 states to 3021 states and 6037 transitions. [2018-09-30 11:49:19,631 INFO L276 IsEmpty]: Start isEmpty. Operand 3021 states and 6037 transitions. [2018-09-30 11:49:19,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:19,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:19,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:19,637 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:19,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:19,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:19,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6039 states to 3022 states and 6039 transitions. [2018-09-30 11:49:19,745 INFO L276 IsEmpty]: Start isEmpty. Operand 3022 states and 6039 transitions. [2018-09-30 11:49:19,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:19,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:19,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:19,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:19,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:19,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:19,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6041 states to 3023 states and 6041 transitions. [2018-09-30 11:49:19,851 INFO L276 IsEmpty]: Start isEmpty. Operand 3023 states and 6041 transitions. [2018-09-30 11:49:19,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:19,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:19,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:19,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:19,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:19,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:19,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6043 states to 3024 states and 6043 transitions. [2018-09-30 11:49:19,958 INFO L276 IsEmpty]: Start isEmpty. Operand 3024 states and 6043 transitions. [2018-09-30 11:49:19,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:19,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:19,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:19,965 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:19,975 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:20,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:20,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6045 states to 3025 states and 6045 transitions. [2018-09-30 11:49:20,067 INFO L276 IsEmpty]: Start isEmpty. Operand 3025 states and 6045 transitions. [2018-09-30 11:49:20,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:20,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:20,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:20,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:20,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:20,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:20,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6047 states to 3026 states and 6047 transitions. [2018-09-30 11:49:20,170 INFO L276 IsEmpty]: Start isEmpty. Operand 3026 states and 6047 transitions. [2018-09-30 11:49:20,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:20,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:20,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:20,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:20,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:20,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:20,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6049 states to 3027 states and 6049 transitions. [2018-09-30 11:49:20,281 INFO L276 IsEmpty]: Start isEmpty. Operand 3027 states and 6049 transitions. [2018-09-30 11:49:20,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:20,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:20,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:20,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:20,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:20,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:20,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6051 states to 3028 states and 6051 transitions. [2018-09-30 11:49:20,393 INFO L276 IsEmpty]: Start isEmpty. Operand 3028 states and 6051 transitions. [2018-09-30 11:49:20,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:20,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:20,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:20,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:20,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:20,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:20,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6053 states to 3029 states and 6053 transitions. [2018-09-30 11:49:20,504 INFO L276 IsEmpty]: Start isEmpty. Operand 3029 states and 6053 transitions. [2018-09-30 11:49:20,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:20,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:20,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:20,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:20,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:20,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:20,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6055 states to 3030 states and 6055 transitions. [2018-09-30 11:49:20,615 INFO L276 IsEmpty]: Start isEmpty. Operand 3030 states and 6055 transitions. [2018-09-30 11:49:20,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:20,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:20,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:20,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:20,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:20,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:20,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6057 states to 3031 states and 6057 transitions. [2018-09-30 11:49:20,726 INFO L276 IsEmpty]: Start isEmpty. Operand 3031 states and 6057 transitions. [2018-09-30 11:49:20,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:20,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:20,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:20,731 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:20,740 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:20,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:20,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6059 states to 3032 states and 6059 transitions. [2018-09-30 11:49:20,837 INFO L276 IsEmpty]: Start isEmpty. Operand 3032 states and 6059 transitions. [2018-09-30 11:49:20,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:20,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:20,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:20,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:20,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:20,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:20,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6061 states to 3033 states and 6061 transitions. [2018-09-30 11:49:20,952 INFO L276 IsEmpty]: Start isEmpty. Operand 3033 states and 6061 transitions. [2018-09-30 11:49:20,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:20,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:20,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:20,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:20,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:21,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:21,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6063 states to 3034 states and 6063 transitions. [2018-09-30 11:49:21,071 INFO L276 IsEmpty]: Start isEmpty. Operand 3034 states and 6063 transitions. [2018-09-30 11:49:21,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:21,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:21,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:21,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:21,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:21,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:21,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6065 states to 3035 states and 6065 transitions. [2018-09-30 11:49:21,183 INFO L276 IsEmpty]: Start isEmpty. Operand 3035 states and 6065 transitions. [2018-09-30 11:49:21,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:21,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:21,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:21,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:21,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:21,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:21,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6067 states to 3036 states and 6067 transitions. [2018-09-30 11:49:21,296 INFO L276 IsEmpty]: Start isEmpty. Operand 3036 states and 6067 transitions. [2018-09-30 11:49:21,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:21,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:21,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:21,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:21,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:21,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:21,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6069 states to 3037 states and 6069 transitions. [2018-09-30 11:49:21,401 INFO L276 IsEmpty]: Start isEmpty. Operand 3037 states and 6069 transitions. [2018-09-30 11:49:21,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:21,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:21,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:21,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:21,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:21,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:21,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6071 states to 3038 states and 6071 transitions. [2018-09-30 11:49:21,513 INFO L276 IsEmpty]: Start isEmpty. Operand 3038 states and 6071 transitions. [2018-09-30 11:49:21,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:21,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:21,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:21,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:21,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:21,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:21,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6073 states to 3039 states and 6073 transitions. [2018-09-30 11:49:21,624 INFO L276 IsEmpty]: Start isEmpty. Operand 3039 states and 6073 transitions. [2018-09-30 11:49:21,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:21,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:21,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:21,633 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:21,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:21,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:21,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6075 states to 3040 states and 6075 transitions. [2018-09-30 11:49:21,735 INFO L276 IsEmpty]: Start isEmpty. Operand 3040 states and 6075 transitions. [2018-09-30 11:49:21,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:21,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:21,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:21,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:21,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:21,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:21,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6077 states to 3041 states and 6077 transitions. [2018-09-30 11:49:21,849 INFO L276 IsEmpty]: Start isEmpty. Operand 3041 states and 6077 transitions. [2018-09-30 11:49:21,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:21,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:21,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:21,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:21,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:21,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:21,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6079 states to 3042 states and 6079 transitions. [2018-09-30 11:49:21,954 INFO L276 IsEmpty]: Start isEmpty. Operand 3042 states and 6079 transitions. [2018-09-30 11:49:21,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:21,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:21,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:21,961 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:21,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:22,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:22,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6081 states to 3043 states and 6081 transitions. [2018-09-30 11:49:22,062 INFO L276 IsEmpty]: Start isEmpty. Operand 3043 states and 6081 transitions. [2018-09-30 11:49:22,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:22,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:22,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:22,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:22,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:22,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:22,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6083 states to 3044 states and 6083 transitions. [2018-09-30 11:49:22,167 INFO L276 IsEmpty]: Start isEmpty. Operand 3044 states and 6083 transitions. [2018-09-30 11:49:22,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:22,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:22,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:22,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:22,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:22,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:22,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6085 states to 3045 states and 6085 transitions. [2018-09-30 11:49:22,276 INFO L276 IsEmpty]: Start isEmpty. Operand 3045 states and 6085 transitions. [2018-09-30 11:49:22,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:22,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:22,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:22,285 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:22,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:22,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:22,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6087 states to 3046 states and 6087 transitions. [2018-09-30 11:49:22,384 INFO L276 IsEmpty]: Start isEmpty. Operand 3046 states and 6087 transitions. [2018-09-30 11:49:22,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:22,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:22,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:22,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:22,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:22,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:22,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6089 states to 3047 states and 6089 transitions. [2018-09-30 11:49:22,493 INFO L276 IsEmpty]: Start isEmpty. Operand 3047 states and 6089 transitions. [2018-09-30 11:49:22,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:22,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:22,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:22,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:22,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:22,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:22,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6091 states to 3048 states and 6091 transitions. [2018-09-30 11:49:22,606 INFO L276 IsEmpty]: Start isEmpty. Operand 3048 states and 6091 transitions. [2018-09-30 11:49:22,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:22,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:22,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:22,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:22,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:22,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:22,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6093 states to 3049 states and 6093 transitions. [2018-09-30 11:49:22,718 INFO L276 IsEmpty]: Start isEmpty. Operand 3049 states and 6093 transitions. [2018-09-30 11:49:22,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:22,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:22,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:22,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:22,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:22,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:22,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6095 states to 3050 states and 6095 transitions. [2018-09-30 11:49:22,834 INFO L276 IsEmpty]: Start isEmpty. Operand 3050 states and 6095 transitions. [2018-09-30 11:49:22,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:22,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:22,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:22,840 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:22,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:22,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:22,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6097 states to 3051 states and 6097 transitions. [2018-09-30 11:49:22,944 INFO L276 IsEmpty]: Start isEmpty. Operand 3051 states and 6097 transitions. [2018-09-30 11:49:22,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:22,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:22,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:22,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:22,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:23,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:23,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6099 states to 3052 states and 6099 transitions. [2018-09-30 11:49:23,052 INFO L276 IsEmpty]: Start isEmpty. Operand 3052 states and 6099 transitions. [2018-09-30 11:49:23,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:23,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:23,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:23,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:23,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:23,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:23,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6101 states to 3053 states and 6101 transitions. [2018-09-30 11:49:23,163 INFO L276 IsEmpty]: Start isEmpty. Operand 3053 states and 6101 transitions. [2018-09-30 11:49:23,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:23,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:23,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:23,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:23,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:23,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:23,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6103 states to 3054 states and 6103 transitions. [2018-09-30 11:49:23,275 INFO L276 IsEmpty]: Start isEmpty. Operand 3054 states and 6103 transitions. [2018-09-30 11:49:23,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:23,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:23,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:23,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:23,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:23,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:23,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6105 states to 3055 states and 6105 transitions. [2018-09-30 11:49:23,386 INFO L276 IsEmpty]: Start isEmpty. Operand 3055 states and 6105 transitions. [2018-09-30 11:49:23,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:23,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:23,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:23,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:23,407 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:23,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:23,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6107 states to 3056 states and 6107 transitions. [2018-09-30 11:49:23,492 INFO L276 IsEmpty]: Start isEmpty. Operand 3056 states and 6107 transitions. [2018-09-30 11:49:23,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:23,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:23,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:23,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:23,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:23,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:23,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6109 states to 3057 states and 6109 transitions. [2018-09-30 11:49:23,600 INFO L276 IsEmpty]: Start isEmpty. Operand 3057 states and 6109 transitions. [2018-09-30 11:49:23,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:23,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:23,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:23,607 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:23,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:23,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:23,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6111 states to 3058 states and 6111 transitions. [2018-09-30 11:49:23,714 INFO L276 IsEmpty]: Start isEmpty. Operand 3058 states and 6111 transitions. [2018-09-30 11:49:23,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:23,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:23,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:23,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:23,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:23,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:23,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6113 states to 3059 states and 6113 transitions. [2018-09-30 11:49:23,823 INFO L276 IsEmpty]: Start isEmpty. Operand 3059 states and 6113 transitions. [2018-09-30 11:49:23,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:23,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:23,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:23,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:23,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:23,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:23,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6115 states to 3060 states and 6115 transitions. [2018-09-30 11:49:23,932 INFO L276 IsEmpty]: Start isEmpty. Operand 3060 states and 6115 transitions. [2018-09-30 11:49:23,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:23,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:23,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:23,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:23,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:24,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:24,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6117 states to 3061 states and 6117 transitions. [2018-09-30 11:49:24,044 INFO L276 IsEmpty]: Start isEmpty. Operand 3061 states and 6117 transitions. [2018-09-30 11:49:24,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:24,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:24,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:24,049 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:24,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:24,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:24,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6119 states to 3062 states and 6119 transitions. [2018-09-30 11:49:24,155 INFO L276 IsEmpty]: Start isEmpty. Operand 3062 states and 6119 transitions. [2018-09-30 11:49:24,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:24,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:24,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:24,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:24,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:24,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:24,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6121 states to 3063 states and 6121 transitions. [2018-09-30 11:49:24,267 INFO L276 IsEmpty]: Start isEmpty. Operand 3063 states and 6121 transitions. [2018-09-30 11:49:24,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:24,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:24,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:24,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:24,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:24,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:24,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6123 states to 3064 states and 6123 transitions. [2018-09-30 11:49:24,380 INFO L276 IsEmpty]: Start isEmpty. Operand 3064 states and 6123 transitions. [2018-09-30 11:49:24,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:24,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:24,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:24,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:24,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:24,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:24,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6125 states to 3065 states and 6125 transitions. [2018-09-30 11:49:24,487 INFO L276 IsEmpty]: Start isEmpty. Operand 3065 states and 6125 transitions. [2018-09-30 11:49:24,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:24,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:24,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:24,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:24,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:24,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6127 states to 3066 states and 6127 transitions. [2018-09-30 11:49:24,599 INFO L276 IsEmpty]: Start isEmpty. Operand 3066 states and 6127 transitions. [2018-09-30 11:49:24,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:24,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:24,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:24,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:24,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:24,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6129 states to 3067 states and 6129 transitions. [2018-09-30 11:49:24,705 INFO L276 IsEmpty]: Start isEmpty. Operand 3067 states and 6129 transitions. [2018-09-30 11:49:24,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:24,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:24,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:24,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:24,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:24,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:24,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6131 states to 3068 states and 6131 transitions. [2018-09-30 11:49:24,812 INFO L276 IsEmpty]: Start isEmpty. Operand 3068 states and 6131 transitions. [2018-09-30 11:49:24,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:24,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:24,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:24,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:24,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:24,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:24,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6133 states to 3069 states and 6133 transitions. [2018-09-30 11:49:24,924 INFO L276 IsEmpty]: Start isEmpty. Operand 3069 states and 6133 transitions. [2018-09-30 11:49:24,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:24,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:24,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:24,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:24,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:25,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:25,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6135 states to 3070 states and 6135 transitions. [2018-09-30 11:49:25,027 INFO L276 IsEmpty]: Start isEmpty. Operand 3070 states and 6135 transitions. [2018-09-30 11:49:25,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:25,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:25,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:25,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:25,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:25,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:25,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6137 states to 3071 states and 6137 transitions. [2018-09-30 11:49:25,132 INFO L276 IsEmpty]: Start isEmpty. Operand 3071 states and 6137 transitions. [2018-09-30 11:49:25,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:25,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:25,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:25,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:25,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:25,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:25,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6139 states to 3072 states and 6139 transitions. [2018-09-30 11:49:25,242 INFO L276 IsEmpty]: Start isEmpty. Operand 3072 states and 6139 transitions. [2018-09-30 11:49:25,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:25,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:25,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:25,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:25,266 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:25,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:25,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6141 states to 3073 states and 6141 transitions. [2018-09-30 11:49:25,356 INFO L276 IsEmpty]: Start isEmpty. Operand 3073 states and 6141 transitions. [2018-09-30 11:49:25,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:25,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:25,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:25,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:25,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:25,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:25,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6143 states to 3074 states and 6143 transitions. [2018-09-30 11:49:25,461 INFO L276 IsEmpty]: Start isEmpty. Operand 3074 states and 6143 transitions. [2018-09-30 11:49:25,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:25,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:25,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:25,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:25,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:25,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:25,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6145 states to 3075 states and 6145 transitions. [2018-09-30 11:49:25,568 INFO L276 IsEmpty]: Start isEmpty. Operand 3075 states and 6145 transitions. [2018-09-30 11:49:25,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:25,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:25,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:25,574 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:25,585 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:25,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:25,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6147 states to 3076 states and 6147 transitions. [2018-09-30 11:49:25,677 INFO L276 IsEmpty]: Start isEmpty. Operand 3076 states and 6147 transitions. [2018-09-30 11:49:25,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:25,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:25,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:25,685 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:25,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:25,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:25,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6149 states to 3077 states and 6149 transitions. [2018-09-30 11:49:25,791 INFO L276 IsEmpty]: Start isEmpty. Operand 3077 states and 6149 transitions. [2018-09-30 11:49:25,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:25,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:25,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:25,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:25,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:25,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:25,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6151 states to 3078 states and 6151 transitions. [2018-09-30 11:49:25,905 INFO L276 IsEmpty]: Start isEmpty. Operand 3078 states and 6151 transitions. [2018-09-30 11:49:25,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:25,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:25,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:25,920 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:26,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:26,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6153 states to 3079 states and 6153 transitions. [2018-09-30 11:49:26,018 INFO L276 IsEmpty]: Start isEmpty. Operand 3079 states and 6153 transitions. [2018-09-30 11:49:26,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:26,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:26,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:26,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:26,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:26,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:26,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6155 states to 3080 states and 6155 transitions. [2018-09-30 11:49:26,132 INFO L276 IsEmpty]: Start isEmpty. Operand 3080 states and 6155 transitions. [2018-09-30 11:49:26,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:26,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:26,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:26,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:26,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:26,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:26,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6157 states to 3081 states and 6157 transitions. [2018-09-30 11:49:26,251 INFO L276 IsEmpty]: Start isEmpty. Operand 3081 states and 6157 transitions. [2018-09-30 11:49:26,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:26,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:26,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:26,257 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:26,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:26,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:26,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6159 states to 3082 states and 6159 transitions. [2018-09-30 11:49:26,368 INFO L276 IsEmpty]: Start isEmpty. Operand 3082 states and 6159 transitions. [2018-09-30 11:49:26,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:26,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:26,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:26,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:26,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:26,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:26,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6161 states to 3083 states and 6161 transitions. [2018-09-30 11:49:26,482 INFO L276 IsEmpty]: Start isEmpty. Operand 3083 states and 6161 transitions. [2018-09-30 11:49:26,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:26,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:26,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:26,488 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:26,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:26,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:26,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6163 states to 3084 states and 6163 transitions. [2018-09-30 11:49:26,595 INFO L276 IsEmpty]: Start isEmpty. Operand 3084 states and 6163 transitions. [2018-09-30 11:49:26,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:26,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:26,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:26,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:26,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:26,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:26,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6165 states to 3085 states and 6165 transitions. [2018-09-30 11:49:26,707 INFO L276 IsEmpty]: Start isEmpty. Operand 3085 states and 6165 transitions. [2018-09-30 11:49:26,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:26,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:26,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:26,712 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:26,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:26,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:26,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6167 states to 3086 states and 6167 transitions. [2018-09-30 11:49:26,825 INFO L276 IsEmpty]: Start isEmpty. Operand 3086 states and 6167 transitions. [2018-09-30 11:49:26,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:26,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:26,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:26,833 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:26,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:26,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:26,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6169 states to 3087 states and 6169 transitions. [2018-09-30 11:49:26,937 INFO L276 IsEmpty]: Start isEmpty. Operand 3087 states and 6169 transitions. [2018-09-30 11:49:26,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:26,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:26,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:26,946 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:26,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:27,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:27,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6171 states to 3088 states and 6171 transitions. [2018-09-30 11:49:27,046 INFO L276 IsEmpty]: Start isEmpty. Operand 3088 states and 6171 transitions. [2018-09-30 11:49:27,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:27,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:27,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:27,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:27,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:27,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:27,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6173 states to 3089 states and 6173 transitions. [2018-09-30 11:49:27,159 INFO L276 IsEmpty]: Start isEmpty. Operand 3089 states and 6173 transitions. [2018-09-30 11:49:27,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:27,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:27,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:27,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:27,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:27,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:27,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6175 states to 3090 states and 6175 transitions. [2018-09-30 11:49:27,270 INFO L276 IsEmpty]: Start isEmpty. Operand 3090 states and 6175 transitions. [2018-09-30 11:49:27,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:27,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:27,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:27,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:27,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:27,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:27,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6177 states to 3091 states and 6177 transitions. [2018-09-30 11:49:27,379 INFO L276 IsEmpty]: Start isEmpty. Operand 3091 states and 6177 transitions. [2018-09-30 11:49:27,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:27,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:27,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:27,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:27,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:27,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:27,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6179 states to 3092 states and 6179 transitions. [2018-09-30 11:49:27,492 INFO L276 IsEmpty]: Start isEmpty. Operand 3092 states and 6179 transitions. [2018-09-30 11:49:27,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:27,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:27,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:27,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:27,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:27,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:27,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6181 states to 3093 states and 6181 transitions. [2018-09-30 11:49:27,608 INFO L276 IsEmpty]: Start isEmpty. Operand 3093 states and 6181 transitions. [2018-09-30 11:49:27,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:27,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:27,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:27,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:27,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:27,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:27,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6183 states to 3094 states and 6183 transitions. [2018-09-30 11:49:27,719 INFO L276 IsEmpty]: Start isEmpty. Operand 3094 states and 6183 transitions. [2018-09-30 11:49:27,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:27,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:27,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:27,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:27,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:27,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:27,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6185 states to 3095 states and 6185 transitions. [2018-09-30 11:49:27,837 INFO L276 IsEmpty]: Start isEmpty. Operand 3095 states and 6185 transitions. [2018-09-30 11:49:27,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:27,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:27,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:27,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:27,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:27,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:27,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6187 states to 3096 states and 6187 transitions. [2018-09-30 11:49:27,947 INFO L276 IsEmpty]: Start isEmpty. Operand 3096 states and 6187 transitions. [2018-09-30 11:49:27,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:27,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:27,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:27,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:27,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:28,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:28,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6189 states to 3097 states and 6189 transitions. [2018-09-30 11:49:28,058 INFO L276 IsEmpty]: Start isEmpty. Operand 3097 states and 6189 transitions. [2018-09-30 11:49:28,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:28,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:28,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:28,064 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:28,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:28,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:28,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6191 states to 3098 states and 6191 transitions. [2018-09-30 11:49:28,166 INFO L276 IsEmpty]: Start isEmpty. Operand 3098 states and 6191 transitions. [2018-09-30 11:49:28,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:28,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:28,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:28,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:28,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:28,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:28,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6193 states to 3099 states and 6193 transitions. [2018-09-30 11:49:28,280 INFO L276 IsEmpty]: Start isEmpty. Operand 3099 states and 6193 transitions. [2018-09-30 11:49:28,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:28,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:28,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:28,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:28,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:28,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:28,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6195 states to 3100 states and 6195 transitions. [2018-09-30 11:49:28,394 INFO L276 IsEmpty]: Start isEmpty. Operand 3100 states and 6195 transitions. [2018-09-30 11:49:28,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:28,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:28,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:28,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:28,412 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:28,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:28,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6197 states to 3101 states and 6197 transitions. [2018-09-30 11:49:28,505 INFO L276 IsEmpty]: Start isEmpty. Operand 3101 states and 6197 transitions. [2018-09-30 11:49:28,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:28,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:28,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:28,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:28,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:28,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:28,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6199 states to 3102 states and 6199 transitions. [2018-09-30 11:49:28,613 INFO L276 IsEmpty]: Start isEmpty. Operand 3102 states and 6199 transitions. [2018-09-30 11:49:28,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:28,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:28,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:28,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:28,631 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:28,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:28,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6201 states to 3103 states and 6201 transitions. [2018-09-30 11:49:28,725 INFO L276 IsEmpty]: Start isEmpty. Operand 3103 states and 6201 transitions. [2018-09-30 11:49:28,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:28,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:28,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:28,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:28,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:28,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:28,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6203 states to 3104 states and 6203 transitions. [2018-09-30 11:49:28,835 INFO L276 IsEmpty]: Start isEmpty. Operand 3104 states and 6203 transitions. [2018-09-30 11:49:28,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:28,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:28,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:28,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:28,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:28,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:28,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6205 states to 3105 states and 6205 transitions. [2018-09-30 11:49:28,951 INFO L276 IsEmpty]: Start isEmpty. Operand 3105 states and 6205 transitions. [2018-09-30 11:49:28,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:28,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:28,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:28,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:28,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:29,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:29,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6207 states to 3106 states and 6207 transitions. [2018-09-30 11:49:29,064 INFO L276 IsEmpty]: Start isEmpty. Operand 3106 states and 6207 transitions. [2018-09-30 11:49:29,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:29,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:29,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:29,069 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:29,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:29,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:29,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6209 states to 3107 states and 6209 transitions. [2018-09-30 11:49:29,177 INFO L276 IsEmpty]: Start isEmpty. Operand 3107 states and 6209 transitions. [2018-09-30 11:49:29,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:29,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:29,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:29,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:29,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:29,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:29,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6211 states to 3108 states and 6211 transitions. [2018-09-30 11:49:29,291 INFO L276 IsEmpty]: Start isEmpty. Operand 3108 states and 6211 transitions. [2018-09-30 11:49:29,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:29,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:29,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:29,298 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:29,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:29,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:29,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6213 states to 3109 states and 6213 transitions. [2018-09-30 11:49:29,404 INFO L276 IsEmpty]: Start isEmpty. Operand 3109 states and 6213 transitions. [2018-09-30 11:49:29,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:29,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:29,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:29,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:29,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:29,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:29,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6215 states to 3110 states and 6215 transitions. [2018-09-30 11:49:29,518 INFO L276 IsEmpty]: Start isEmpty. Operand 3110 states and 6215 transitions. [2018-09-30 11:49:29,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:29,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:29,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:29,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:29,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:29,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:29,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6217 states to 3111 states and 6217 transitions. [2018-09-30 11:49:29,628 INFO L276 IsEmpty]: Start isEmpty. Operand 3111 states and 6217 transitions. [2018-09-30 11:49:29,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:29,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:29,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:29,633 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:29,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:29,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:29,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6219 states to 3112 states and 6219 transitions. [2018-09-30 11:49:29,732 INFO L276 IsEmpty]: Start isEmpty. Operand 3112 states and 6219 transitions. [2018-09-30 11:49:29,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:29,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:29,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:29,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:29,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:29,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:29,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6221 states to 3113 states and 6221 transitions. [2018-09-30 11:49:29,843 INFO L276 IsEmpty]: Start isEmpty. Operand 3113 states and 6221 transitions. [2018-09-30 11:49:29,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:29,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:29,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:29,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:29,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:29,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:29,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6223 states to 3114 states and 6223 transitions. [2018-09-30 11:49:29,954 INFO L276 IsEmpty]: Start isEmpty. Operand 3114 states and 6223 transitions. [2018-09-30 11:49:29,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:29,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:29,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:29,961 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:29,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:30,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:30,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6225 states to 3115 states and 6225 transitions. [2018-09-30 11:49:30,069 INFO L276 IsEmpty]: Start isEmpty. Operand 3115 states and 6225 transitions. [2018-09-30 11:49:30,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:30,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:30,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:30,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:30,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:30,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:30,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6227 states to 3116 states and 6227 transitions. [2018-09-30 11:49:30,181 INFO L276 IsEmpty]: Start isEmpty. Operand 3116 states and 6227 transitions. [2018-09-30 11:49:30,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:30,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:30,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:30,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:30,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:30,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:30,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6229 states to 3117 states and 6229 transitions. [2018-09-30 11:49:30,295 INFO L276 IsEmpty]: Start isEmpty. Operand 3117 states and 6229 transitions. [2018-09-30 11:49:30,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:30,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:30,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:30,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:30,312 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:30,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:30,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6231 states to 3118 states and 6231 transitions. [2018-09-30 11:49:30,405 INFO L276 IsEmpty]: Start isEmpty. Operand 3118 states and 6231 transitions. [2018-09-30 11:49:30,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:30,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:30,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:30,413 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:30,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:30,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:30,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6233 states to 3119 states and 6233 transitions. [2018-09-30 11:49:30,521 INFO L276 IsEmpty]: Start isEmpty. Operand 3119 states and 6233 transitions. [2018-09-30 11:49:30,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:30,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:30,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:30,529 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:30,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:30,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:30,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6235 states to 3120 states and 6235 transitions. [2018-09-30 11:49:30,634 INFO L276 IsEmpty]: Start isEmpty. Operand 3120 states and 6235 transitions. [2018-09-30 11:49:30,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:30,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:30,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:30,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:30,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:30,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:30,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6237 states to 3121 states and 6237 transitions. [2018-09-30 11:49:30,748 INFO L276 IsEmpty]: Start isEmpty. Operand 3121 states and 6237 transitions. [2018-09-30 11:49:30,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:30,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:30,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:30,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:30,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:30,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:30,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6239 states to 3122 states and 6239 transitions. [2018-09-30 11:49:30,859 INFO L276 IsEmpty]: Start isEmpty. Operand 3122 states and 6239 transitions. [2018-09-30 11:49:30,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:30,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:30,867 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:30,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:30,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:30,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6241 states to 3123 states and 6241 transitions. [2018-09-30 11:49:30,969 INFO L276 IsEmpty]: Start isEmpty. Operand 3123 states and 6241 transitions. [2018-09-30 11:49:30,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:30,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:30,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:30,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:30,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:31,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:31,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6243 states to 3124 states and 6243 transitions. [2018-09-30 11:49:31,096 INFO L276 IsEmpty]: Start isEmpty. Operand 3124 states and 6243 transitions. [2018-09-30 11:49:31,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:31,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:31,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:31,102 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:31,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:31,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:31,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6245 states to 3125 states and 6245 transitions. [2018-09-30 11:49:31,209 INFO L276 IsEmpty]: Start isEmpty. Operand 3125 states and 6245 transitions. [2018-09-30 11:49:31,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:31,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:31,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:31,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:31,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:31,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:31,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6247 states to 3126 states and 6247 transitions. [2018-09-30 11:49:31,329 INFO L276 IsEmpty]: Start isEmpty. Operand 3126 states and 6247 transitions. [2018-09-30 11:49:31,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:31,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:31,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:31,335 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:31,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:31,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:31,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6249 states to 3127 states and 6249 transitions. [2018-09-30 11:49:31,438 INFO L276 IsEmpty]: Start isEmpty. Operand 3127 states and 6249 transitions. [2018-09-30 11:49:31,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:31,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:31,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:31,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:31,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:31,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:31,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6251 states to 3128 states and 6251 transitions. [2018-09-30 11:49:31,560 INFO L276 IsEmpty]: Start isEmpty. Operand 3128 states and 6251 transitions. [2018-09-30 11:49:31,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:31,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:31,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:31,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:31,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:31,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:31,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6253 states to 3129 states and 6253 transitions. [2018-09-30 11:49:31,669 INFO L276 IsEmpty]: Start isEmpty. Operand 3129 states and 6253 transitions. [2018-09-30 11:49:31,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:31,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:31,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:31,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:31,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:31,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:31,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6255 states to 3130 states and 6255 transitions. [2018-09-30 11:49:31,784 INFO L276 IsEmpty]: Start isEmpty. Operand 3130 states and 6255 transitions. [2018-09-30 11:49:31,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:31,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:31,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:31,794 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:31,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:31,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:31,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6257 states to 3131 states and 6257 transitions. [2018-09-30 11:49:31,892 INFO L276 IsEmpty]: Start isEmpty. Operand 3131 states and 6257 transitions. [2018-09-30 11:49:31,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:31,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:31,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:31,900 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:31,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:32,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:32,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6259 states to 3132 states and 6259 transitions. [2018-09-30 11:49:32,011 INFO L276 IsEmpty]: Start isEmpty. Operand 3132 states and 6259 transitions. [2018-09-30 11:49:32,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:32,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:32,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:32,017 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:32,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:32,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:32,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6261 states to 3133 states and 6261 transitions. [2018-09-30 11:49:32,127 INFO L276 IsEmpty]: Start isEmpty. Operand 3133 states and 6261 transitions. [2018-09-30 11:49:32,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:32,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:32,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:32,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:32,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:32,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6263 states to 3134 states and 6263 transitions. [2018-09-30 11:49:32,242 INFO L276 IsEmpty]: Start isEmpty. Operand 3134 states and 6263 transitions. [2018-09-30 11:49:32,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:32,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:32,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:32,250 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:32,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:32,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:32,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6265 states to 3135 states and 6265 transitions. [2018-09-30 11:49:32,362 INFO L276 IsEmpty]: Start isEmpty. Operand 3135 states and 6265 transitions. [2018-09-30 11:49:32,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:32,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:32,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:32,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:32,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:32,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:32,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6267 states to 3136 states and 6267 transitions. [2018-09-30 11:49:32,478 INFO L276 IsEmpty]: Start isEmpty. Operand 3136 states and 6267 transitions. [2018-09-30 11:49:32,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:32,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:32,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:32,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:32,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:32,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:32,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6269 states to 3137 states and 6269 transitions. [2018-09-30 11:49:32,587 INFO L276 IsEmpty]: Start isEmpty. Operand 3137 states and 6269 transitions. [2018-09-30 11:49:32,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:32,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:32,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:32,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:32,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:32,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:32,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6271 states to 3138 states and 6271 transitions. [2018-09-30 11:49:32,701 INFO L276 IsEmpty]: Start isEmpty. Operand 3138 states and 6271 transitions. [2018-09-30 11:49:32,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:32,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:32,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:32,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:32,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:32,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:32,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6273 states to 3139 states and 6273 transitions. [2018-09-30 11:49:32,818 INFO L276 IsEmpty]: Start isEmpty. Operand 3139 states and 6273 transitions. [2018-09-30 11:49:32,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:32,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:32,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:32,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:32,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:32,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:32,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6275 states to 3140 states and 6275 transitions. [2018-09-30 11:49:32,929 INFO L276 IsEmpty]: Start isEmpty. Operand 3140 states and 6275 transitions. [2018-09-30 11:49:32,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:32,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:32,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:32,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:32,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:33,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:33,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6277 states to 3141 states and 6277 transitions. [2018-09-30 11:49:33,041 INFO L276 IsEmpty]: Start isEmpty. Operand 3141 states and 6277 transitions. [2018-09-30 11:49:33,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:33,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:33,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:33,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:33,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:33,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:33,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6279 states to 3142 states and 6279 transitions. [2018-09-30 11:49:33,159 INFO L276 IsEmpty]: Start isEmpty. Operand 3142 states and 6279 transitions. [2018-09-30 11:49:33,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:33,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:33,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:33,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:33,175 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:33,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:33,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6281 states to 3143 states and 6281 transitions. [2018-09-30 11:49:33,274 INFO L276 IsEmpty]: Start isEmpty. Operand 3143 states and 6281 transitions. [2018-09-30 11:49:33,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:33,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:33,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:33,280 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:33,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:33,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:33,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6283 states to 3144 states and 6283 transitions. [2018-09-30 11:49:33,391 INFO L276 IsEmpty]: Start isEmpty. Operand 3144 states and 6283 transitions. [2018-09-30 11:49:33,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:33,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:33,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:33,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:33,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:33,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:33,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6285 states to 3145 states and 6285 transitions. [2018-09-30 11:49:33,509 INFO L276 IsEmpty]: Start isEmpty. Operand 3145 states and 6285 transitions. [2018-09-30 11:49:33,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:33,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:33,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:33,523 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:33,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:33,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:33,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6287 states to 3146 states and 6287 transitions. [2018-09-30 11:49:33,631 INFO L276 IsEmpty]: Start isEmpty. Operand 3146 states and 6287 transitions. [2018-09-30 11:49:33,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:33,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:33,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:33,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:33,648 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:33,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:33,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6289 states to 3147 states and 6289 transitions. [2018-09-30 11:49:33,747 INFO L276 IsEmpty]: Start isEmpty. Operand 3147 states and 6289 transitions. [2018-09-30 11:49:33,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:33,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:33,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:33,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:33,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:33,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:33,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6291 states to 3148 states and 6291 transitions. [2018-09-30 11:49:33,863 INFO L276 IsEmpty]: Start isEmpty. Operand 3148 states and 6291 transitions. [2018-09-30 11:49:33,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:33,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:33,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:33,869 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:33,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:33,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:33,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6293 states to 3149 states and 6293 transitions. [2018-09-30 11:49:33,980 INFO L276 IsEmpty]: Start isEmpty. Operand 3149 states and 6293 transitions. [2018-09-30 11:49:33,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:33,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:33,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:33,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:33,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:34,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:34,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6295 states to 3150 states and 6295 transitions. [2018-09-30 11:49:34,090 INFO L276 IsEmpty]: Start isEmpty. Operand 3150 states and 6295 transitions. [2018-09-30 11:49:34,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:34,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:34,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:34,098 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:34,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:34,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:34,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6297 states to 3151 states and 6297 transitions. [2018-09-30 11:49:34,206 INFO L276 IsEmpty]: Start isEmpty. Operand 3151 states and 6297 transitions. [2018-09-30 11:49:34,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:34,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:34,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:34,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:34,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:34,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:34,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6299 states to 3152 states and 6299 transitions. [2018-09-30 11:49:34,320 INFO L276 IsEmpty]: Start isEmpty. Operand 3152 states and 6299 transitions. [2018-09-30 11:49:34,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:34,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:34,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:34,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:34,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:34,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:34,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6301 states to 3153 states and 6301 transitions. [2018-09-30 11:49:34,437 INFO L276 IsEmpty]: Start isEmpty. Operand 3153 states and 6301 transitions. [2018-09-30 11:49:34,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:34,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:34,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:34,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:34,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:34,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:34,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6303 states to 3154 states and 6303 transitions. [2018-09-30 11:49:34,551 INFO L276 IsEmpty]: Start isEmpty. Operand 3154 states and 6303 transitions. [2018-09-30 11:49:34,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:34,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:34,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:34,556 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:34,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:34,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:34,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6305 states to 3155 states and 6305 transitions. [2018-09-30 11:49:34,664 INFO L276 IsEmpty]: Start isEmpty. Operand 3155 states and 6305 transitions. [2018-09-30 11:49:34,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:34,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:34,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:34,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:34,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:34,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6307 states to 3156 states and 6307 transitions. [2018-09-30 11:49:34,782 INFO L276 IsEmpty]: Start isEmpty. Operand 3156 states and 6307 transitions. [2018-09-30 11:49:34,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:34,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:34,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:34,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:34,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:34,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:34,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6309 states to 3157 states and 6309 transitions. [2018-09-30 11:49:34,898 INFO L276 IsEmpty]: Start isEmpty. Operand 3157 states and 6309 transitions. [2018-09-30 11:49:34,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:34,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:34,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:34,904 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:34,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:35,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:35,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6311 states to 3158 states and 6311 transitions. [2018-09-30 11:49:35,014 INFO L276 IsEmpty]: Start isEmpty. Operand 3158 states and 6311 transitions. [2018-09-30 11:49:35,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:35,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:35,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:35,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:35,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:35,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:35,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6313 states to 3159 states and 6313 transitions. [2018-09-30 11:49:35,129 INFO L276 IsEmpty]: Start isEmpty. Operand 3159 states and 6313 transitions. [2018-09-30 11:49:35,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:35,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:35,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:35,135 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:35,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:35,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:35,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6315 states to 3160 states and 6315 transitions. [2018-09-30 11:49:35,242 INFO L276 IsEmpty]: Start isEmpty. Operand 3160 states and 6315 transitions. [2018-09-30 11:49:35,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:35,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:35,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:35,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:35,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:35,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:35,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6317 states to 3161 states and 6317 transitions. [2018-09-30 11:49:35,358 INFO L276 IsEmpty]: Start isEmpty. Operand 3161 states and 6317 transitions. [2018-09-30 11:49:35,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:35,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:35,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:35,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:35,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:35,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:35,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6319 states to 3162 states and 6319 transitions. [2018-09-30 11:49:35,480 INFO L276 IsEmpty]: Start isEmpty. Operand 3162 states and 6319 transitions. [2018-09-30 11:49:35,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:35,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:35,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:35,488 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:35,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:35,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:35,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6321 states to 3163 states and 6321 transitions. [2018-09-30 11:49:35,593 INFO L276 IsEmpty]: Start isEmpty. Operand 3163 states and 6321 transitions. [2018-09-30 11:49:35,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:35,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:35,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:35,601 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:35,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:35,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:35,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6323 states to 3164 states and 6323 transitions. [2018-09-30 11:49:35,705 INFO L276 IsEmpty]: Start isEmpty. Operand 3164 states and 6323 transitions. [2018-09-30 11:49:35,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:35,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:35,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:35,712 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:35,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:35,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:35,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6325 states to 3165 states and 6325 transitions. [2018-09-30 11:49:35,818 INFO L276 IsEmpty]: Start isEmpty. Operand 3165 states and 6325 transitions. [2018-09-30 11:49:35,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:35,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:35,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:35,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:35,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:35,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:35,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6327 states to 3166 states and 6327 transitions. [2018-09-30 11:49:35,934 INFO L276 IsEmpty]: Start isEmpty. Operand 3166 states and 6327 transitions. [2018-09-30 11:49:35,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:35,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:35,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:35,940 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:35,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:36,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:36,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6329 states to 3167 states and 6329 transitions. [2018-09-30 11:49:36,049 INFO L276 IsEmpty]: Start isEmpty. Operand 3167 states and 6329 transitions. [2018-09-30 11:49:36,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:36,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:36,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:36,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:36,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:36,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:36,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6331 states to 3168 states and 6331 transitions. [2018-09-30 11:49:36,169 INFO L276 IsEmpty]: Start isEmpty. Operand 3168 states and 6331 transitions. [2018-09-30 11:49:36,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:36,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:36,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:36,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:36,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:36,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:36,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6333 states to 3169 states and 6333 transitions. [2018-09-30 11:49:36,288 INFO L276 IsEmpty]: Start isEmpty. Operand 3169 states and 6333 transitions. [2018-09-30 11:49:36,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:36,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:36,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:36,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:36,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:36,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:36,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6335 states to 3170 states and 6335 transitions. [2018-09-30 11:49:36,411 INFO L276 IsEmpty]: Start isEmpty. Operand 3170 states and 6335 transitions. [2018-09-30 11:49:36,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:36,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:36,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:36,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:36,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:36,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:36,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6337 states to 3171 states and 6337 transitions. [2018-09-30 11:49:36,531 INFO L276 IsEmpty]: Start isEmpty. Operand 3171 states and 6337 transitions. [2018-09-30 11:49:36,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:36,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:36,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:36,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:36,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:36,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:36,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6339 states to 3172 states and 6339 transitions. [2018-09-30 11:49:36,657 INFO L276 IsEmpty]: Start isEmpty. Operand 3172 states and 6339 transitions. [2018-09-30 11:49:36,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:36,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:36,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:36,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:36,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:36,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:36,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6341 states to 3173 states and 6341 transitions. [2018-09-30 11:49:36,771 INFO L276 IsEmpty]: Start isEmpty. Operand 3173 states and 6341 transitions. [2018-09-30 11:49:36,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:36,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:36,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:36,779 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:36,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:36,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:36,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6343 states to 3174 states and 6343 transitions. [2018-09-30 11:49:36,884 INFO L276 IsEmpty]: Start isEmpty. Operand 3174 states and 6343 transitions. [2018-09-30 11:49:36,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:36,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:36,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:36,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:36,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:36,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:36,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6345 states to 3175 states and 6345 transitions. [2018-09-30 11:49:36,997 INFO L276 IsEmpty]: Start isEmpty. Operand 3175 states and 6345 transitions. [2018-09-30 11:49:36,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:36,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:37,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:37,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:37,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:37,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:37,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6347 states to 3176 states and 6347 transitions. [2018-09-30 11:49:37,111 INFO L276 IsEmpty]: Start isEmpty. Operand 3176 states and 6347 transitions. [2018-09-30 11:49:37,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:37,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:37,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:37,120 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:37,129 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:37,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:37,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6349 states to 3177 states and 6349 transitions. [2018-09-30 11:49:37,226 INFO L276 IsEmpty]: Start isEmpty. Operand 3177 states and 6349 transitions. [2018-09-30 11:49:37,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:37,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:37,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:37,231 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:37,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:37,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:37,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6351 states to 3178 states and 6351 transitions. [2018-09-30 11:49:37,341 INFO L276 IsEmpty]: Start isEmpty. Operand 3178 states and 6351 transitions. [2018-09-30 11:49:37,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:37,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:37,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:37,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:37,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:37,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:37,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6353 states to 3179 states and 6353 transitions. [2018-09-30 11:49:37,448 INFO L276 IsEmpty]: Start isEmpty. Operand 3179 states and 6353 transitions. [2018-09-30 11:49:37,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:37,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:37,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:37,453 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:37,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:37,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:37,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6355 states to 3180 states and 6355 transitions. [2018-09-30 11:49:37,564 INFO L276 IsEmpty]: Start isEmpty. Operand 3180 states and 6355 transitions. [2018-09-30 11:49:37,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:37,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:37,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:37,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:37,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:37,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:37,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6357 states to 3181 states and 6357 transitions. [2018-09-30 11:49:37,676 INFO L276 IsEmpty]: Start isEmpty. Operand 3181 states and 6357 transitions. [2018-09-30 11:49:37,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:37,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:37,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:37,685 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:37,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:37,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:37,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6359 states to 3182 states and 6359 transitions. [2018-09-30 11:49:37,788 INFO L276 IsEmpty]: Start isEmpty. Operand 3182 states and 6359 transitions. [2018-09-30 11:49:37,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:37,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:37,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:37,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:37,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:37,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:37,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6361 states to 3183 states and 6361 transitions. [2018-09-30 11:49:37,901 INFO L276 IsEmpty]: Start isEmpty. Operand 3183 states and 6361 transitions. [2018-09-30 11:49:37,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:37,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:37,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:37,908 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:37,920 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:38,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:38,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6363 states to 3184 states and 6363 transitions. [2018-09-30 11:49:38,017 INFO L276 IsEmpty]: Start isEmpty. Operand 3184 states and 6363 transitions. [2018-09-30 11:49:38,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:38,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:38,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:38,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:38,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:38,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:38,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6365 states to 3185 states and 6365 transitions. [2018-09-30 11:49:38,131 INFO L276 IsEmpty]: Start isEmpty. Operand 3185 states and 6365 transitions. [2018-09-30 11:49:38,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:38,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:38,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:38,140 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:38,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:38,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:38,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6367 states to 3186 states and 6367 transitions. [2018-09-30 11:49:38,239 INFO L276 IsEmpty]: Start isEmpty. Operand 3186 states and 6367 transitions. [2018-09-30 11:49:38,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:38,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:38,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:38,247 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:38,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:38,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:38,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6369 states to 3187 states and 6369 transitions. [2018-09-30 11:49:38,353 INFO L276 IsEmpty]: Start isEmpty. Operand 3187 states and 6369 transitions. [2018-09-30 11:49:38,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:38,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:38,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:38,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:38,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:38,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:38,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6371 states to 3188 states and 6371 transitions. [2018-09-30 11:49:38,468 INFO L276 IsEmpty]: Start isEmpty. Operand 3188 states and 6371 transitions. [2018-09-30 11:49:38,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:38,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:38,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:38,473 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:38,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:38,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:38,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6373 states to 3189 states and 6373 transitions. [2018-09-30 11:49:38,582 INFO L276 IsEmpty]: Start isEmpty. Operand 3189 states and 6373 transitions. [2018-09-30 11:49:38,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:38,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:38,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:38,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:38,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:38,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:38,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6375 states to 3190 states and 6375 transitions. [2018-09-30 11:49:38,694 INFO L276 IsEmpty]: Start isEmpty. Operand 3190 states and 6375 transitions. [2018-09-30 11:49:38,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:38,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:38,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:38,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:38,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:38,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:38,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6377 states to 3191 states and 6377 transitions. [2018-09-30 11:49:38,808 INFO L276 IsEmpty]: Start isEmpty. Operand 3191 states and 6377 transitions. [2018-09-30 11:49:38,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:38,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:38,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:38,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:38,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:38,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:38,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6379 states to 3192 states and 6379 transitions. [2018-09-30 11:49:38,921 INFO L276 IsEmpty]: Start isEmpty. Operand 3192 states and 6379 transitions. [2018-09-30 11:49:38,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:38,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:38,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:38,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:38,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:39,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:39,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6381 states to 3193 states and 6381 transitions. [2018-09-30 11:49:39,038 INFO L276 IsEmpty]: Start isEmpty. Operand 3193 states and 6381 transitions. [2018-09-30 11:49:39,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:39,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:39,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:39,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:39,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:39,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:39,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6383 states to 3194 states and 6383 transitions. [2018-09-30 11:49:39,152 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 6383 transitions. [2018-09-30 11:49:39,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:39,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:39,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:39,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:39,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:39,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:39,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6385 states to 3195 states and 6385 transitions. [2018-09-30 11:49:39,266 INFO L276 IsEmpty]: Start isEmpty. Operand 3195 states and 6385 transitions. [2018-09-30 11:49:39,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:39,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:39,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:39,271 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:39,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:39,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:39,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6387 states to 3196 states and 6387 transitions. [2018-09-30 11:49:39,380 INFO L276 IsEmpty]: Start isEmpty. Operand 3196 states and 6387 transitions. [2018-09-30 11:49:39,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:39,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:39,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:39,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:39,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:39,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:39,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6389 states to 3197 states and 6389 transitions. [2018-09-30 11:49:39,500 INFO L276 IsEmpty]: Start isEmpty. Operand 3197 states and 6389 transitions. [2018-09-30 11:49:39,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:39,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:39,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:39,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:39,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:39,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:39,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6391 states to 3198 states and 6391 transitions. [2018-09-30 11:49:39,614 INFO L276 IsEmpty]: Start isEmpty. Operand 3198 states and 6391 transitions. [2018-09-30 11:49:39,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:39,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:39,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:39,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:39,632 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:39,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:39,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6393 states to 3199 states and 6393 transitions. [2018-09-30 11:49:39,727 INFO L276 IsEmpty]: Start isEmpty. Operand 3199 states and 6393 transitions. [2018-09-30 11:49:39,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:39,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:39,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:39,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:39,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:39,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:39,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6395 states to 3200 states and 6395 transitions. [2018-09-30 11:49:39,836 INFO L276 IsEmpty]: Start isEmpty. Operand 3200 states and 6395 transitions. [2018-09-30 11:49:39,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:39,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:39,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:39,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:39,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:39,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:39,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6397 states to 3201 states and 6397 transitions. [2018-09-30 11:49:39,960 INFO L276 IsEmpty]: Start isEmpty. Operand 3201 states and 6397 transitions. [2018-09-30 11:49:39,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:39,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:39,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:39,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:39,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:40,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:40,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6399 states to 3202 states and 6399 transitions. [2018-09-30 11:49:40,077 INFO L276 IsEmpty]: Start isEmpty. Operand 3202 states and 6399 transitions. [2018-09-30 11:49:40,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:40,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:40,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:40,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:40,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:40,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:40,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6401 states to 3203 states and 6401 transitions. [2018-09-30 11:49:40,194 INFO L276 IsEmpty]: Start isEmpty. Operand 3203 states and 6401 transitions. [2018-09-30 11:49:40,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:40,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:40,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:40,200 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:40,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:40,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:40,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6403 states to 3204 states and 6403 transitions. [2018-09-30 11:49:40,307 INFO L276 IsEmpty]: Start isEmpty. Operand 3204 states and 6403 transitions. [2018-09-30 11:49:40,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:40,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:40,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:40,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:40,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:40,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:40,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6405 states to 3205 states and 6405 transitions. [2018-09-30 11:49:40,422 INFO L276 IsEmpty]: Start isEmpty. Operand 3205 states and 6405 transitions. [2018-09-30 11:49:40,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:40,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:40,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:40,440 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:40,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:40,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6407 states to 3206 states and 6407 transitions. [2018-09-30 11:49:40,540 INFO L276 IsEmpty]: Start isEmpty. Operand 3206 states and 6407 transitions. [2018-09-30 11:49:40,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:40,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:40,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:40,546 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:40,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:40,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:40,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6409 states to 3207 states and 6409 transitions. [2018-09-30 11:49:40,666 INFO L276 IsEmpty]: Start isEmpty. Operand 3207 states and 6409 transitions. [2018-09-30 11:49:40,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:40,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:40,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:40,672 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:40,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:40,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:40,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6411 states to 3208 states and 6411 transitions. [2018-09-30 11:49:40,782 INFO L276 IsEmpty]: Start isEmpty. Operand 3208 states and 6411 transitions. [2018-09-30 11:49:40,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:40,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:40,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:40,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:40,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:40,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:40,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6413 states to 3209 states and 6413 transitions. [2018-09-30 11:49:40,902 INFO L276 IsEmpty]: Start isEmpty. Operand 3209 states and 6413 transitions. [2018-09-30 11:49:40,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:40,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:40,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:40,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:40,920 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:41,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:41,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6415 states to 3210 states and 6415 transitions. [2018-09-30 11:49:41,014 INFO L276 IsEmpty]: Start isEmpty. Operand 3210 states and 6415 transitions. [2018-09-30 11:49:41,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:41,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:41,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:41,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:41,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:41,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:41,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6417 states to 3211 states and 6417 transitions. [2018-09-30 11:49:41,129 INFO L276 IsEmpty]: Start isEmpty. Operand 3211 states and 6417 transitions. [2018-09-30 11:49:41,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:41,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:41,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:41,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:41,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:41,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:41,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6419 states to 3212 states and 6419 transitions. [2018-09-30 11:49:41,246 INFO L276 IsEmpty]: Start isEmpty. Operand 3212 states and 6419 transitions. [2018-09-30 11:49:41,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:41,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:41,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:41,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:41,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:41,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:41,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6421 states to 3213 states and 6421 transitions. [2018-09-30 11:49:41,355 INFO L276 IsEmpty]: Start isEmpty. Operand 3213 states and 6421 transitions. [2018-09-30 11:49:41,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:41,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:41,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:41,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:41,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:41,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:41,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6423 states to 3214 states and 6423 transitions. [2018-09-30 11:49:41,476 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 6423 transitions. [2018-09-30 11:49:41,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:41,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:41,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:41,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:41,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:41,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6425 states to 3215 states and 6425 transitions. [2018-09-30 11:49:41,591 INFO L276 IsEmpty]: Start isEmpty. Operand 3215 states and 6425 transitions. [2018-09-30 11:49:41,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:41,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:41,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:41,597 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:41,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:41,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:41,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6427 states to 3216 states and 6427 transitions. [2018-09-30 11:49:41,712 INFO L276 IsEmpty]: Start isEmpty. Operand 3216 states and 6427 transitions. [2018-09-30 11:49:41,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:41,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:41,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:41,719 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:49:41,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:41,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:41,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6429 states to 3217 states and 6429 transitions. [2018-09-30 11:49:41,829 INFO L276 IsEmpty]: Start isEmpty. Operand 3217 states and 6429 transitions. [2018-09-30 11:49:41,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:49:41,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:41,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:41,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2018-09-30 11:49:41,851 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-30 11:49:41,851 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-30 11:49:41,853 INFO L168 Benchmark]: Toolchain (without parser) took 261183.53 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -329.8 MB). Free memory was 1.5 GB in the beginning and 998.9 MB in the end (delta: 459.4 MB). Peak memory consumption was 129.6 MB. Max. memory is 7.1 GB. [2018-09-30 11:49:41,855 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:49:41,856 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.84 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:49:41,856 INFO L168 Benchmark]: Boogie Preprocessor took 22.65 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:49:41,856 INFO L168 Benchmark]: RCFGBuilder took 346.93 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-30 11:49:41,857 INFO L168 Benchmark]: CodeCheck took 260766.27 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -329.8 MB). Free memory was 1.4 GB in the beginning and 998.9 MB in the end (delta: 438.2 MB). Peak memory consumption was 108.4 MB. Max. memory is 7.1 GB. [2018-09-30 11:49:41,859 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 3 quantified variables from 5 xjuncts. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.84 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.65 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 346.93 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 260766.27 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -329.8 MB). Free memory was 1.4 GB in the beginning and 998.9 MB in the end (delta: 438.2 MB). Peak memory consumption was 108.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_11-49-41-868.csv Completed graceful shutdown