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/toy/tooDifficultLoopInvariant/LuxembourgOctopus.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b2fde6a [2018-09-28 11:49:09,069 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 11:49:09,071 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 11:49:09,083 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 11:49:09,083 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 11:49:09,084 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 11:49:09,085 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 11:49:09,087 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 11:49:09,089 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 11:49:09,090 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 11:49:09,090 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 11:49:09,091 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 11:49:09,092 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 11:49:09,093 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 11:49:09,094 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 11:49:09,094 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 11:49:09,095 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 11:49:09,097 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 11:49:09,099 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 11:49:09,101 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 11:49:09,102 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 11:49:09,103 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 11:49:09,106 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 11:49:09,106 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 11:49:09,106 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 11:49:09,107 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 11:49:09,110 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 11:49:09,111 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 11:49:09,114 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 11:49:09,116 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 11:49:09,119 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 11:49:09,120 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 11:49:09,120 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 11:49:09,120 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 11:49:09,121 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 11:49:09,124 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 11:49:09,124 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 [2018-09-28 11:49:09,139 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 11:49:09,140 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 11:49:09,140 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 11:49:09,141 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 11:49:09,141 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 11:49:09,141 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 11:49:09,142 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 11:49:09,142 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 11:49:09,142 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 11:49:09,142 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 11:49:09,142 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 11:49:09,142 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 11:49:09,143 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 11:49:09,143 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 11:49:09,143 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 11:49:09,143 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 11:49:09,143 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 11:49:09,144 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-28 11:49:09,144 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-28 11:49:09,144 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-28 11:49:09,144 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 11:49:09,144 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 11:49:09,145 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:49:09,145 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 11:49:09,145 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 11:49:09,145 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 11:49:09,145 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-28 11:49:09,146 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 11:49:09,146 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 11:49:09,146 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 11:49:09,203 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 11:49:09,222 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 11:49:09,229 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 11:49:09,231 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 11:49:09,231 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 11:49:09,232 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LuxembourgOctopus.bpl [2018-09-28 11:49:09,232 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LuxembourgOctopus.bpl' [2018-09-28 11:49:09,276 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 11:49:09,279 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 11:49:09,279 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 11:49:09,280 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 11:49:09,280 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 11:49:09,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:49:09" (1/1) ... [2018-09-28 11:49:09,313 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:49:09" (1/1) ... [2018-09-28 11:49:09,318 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-28 11:49:09,318 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-28 11:49:09,318 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-28 11:49:09,321 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 11:49:09,321 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 11:49:09,322 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 11:49:09,322 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 11:49:09,333 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:49:09" (1/1) ... [2018-09-28 11:49:09,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:49:09" (1/1) ... [2018-09-28 11:49:09,334 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:49:09" (1/1) ... [2018-09-28 11:49:09,334 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:49:09" (1/1) ... [2018-09-28 11:49:09,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:49:09" (1/1) ... [2018-09-28 11:49:09,340 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:49:09" (1/1) ... [2018-09-28 11:49:09,341 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:49:09" (1/1) ... [2018-09-28 11:49:09,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 11:49:09,343 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 11:49:09,343 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 11:49:09,343 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 11:49:09,344 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:49:09" (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 [2018-09-28 11:49:09,425 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-28 11:49:09,425 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-28 11:49:09,425 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-28 11:49:09,678 INFO L350 CfgBuilder]: Using library mode [2018-09-28 11:49:09,679 INFO L202 PluginConnector]: Adding new model LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:49:09 BoogieIcfgContainer [2018-09-28 11:49:09,679 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 11:49:09,680 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-28 11:49:09,680 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-28 11:49:09,691 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-28 11:49:09,692 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:49:09" (1/1) ... [2018-09-28 11:49:09,708 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-28 11:49:09,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:09,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-28 11:49:09,747 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-28 11:49:09,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-28 11:49:09,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:09,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:09,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:10,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:10,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-28 11:49:10,208 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-28 11:49:10,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-28 11:49:10,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:10,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:10,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:10,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:10,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 8 states and 13 transitions. [2018-09-28 11:49:10,777 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 13 transitions. [2018-09-28 11:49:10,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 11:49:10,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:10,821 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:11,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:11,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 9 states and 15 transitions. [2018-09-28 11:49:11,282 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 15 transitions. [2018-09-28 11:49:11,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 11:49:11,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:11,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:11,356 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:12,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:12,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-09-28 11:49:12,010 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-09-28 11:49:12,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 11:49:12,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:12,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:12,084 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:12,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:12,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-09-28 11:49:12,320 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-09-28 11:49:12,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:49:12,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:12,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:12,386 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:12,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:12,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 12 states and 21 transitions. [2018-09-28 11:49:12,607 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 21 transitions. [2018-09-28 11:49:12,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:49:12,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:12,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:12,677 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:13,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:13,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 13 states and 23 transitions. [2018-09-28 11:49:13,143 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 23 transitions. [2018-09-28 11:49:13,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:49:13,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:13,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:13,217 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:13,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:13,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 14 states and 25 transitions. [2018-09-28 11:49:13,504 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 25 transitions. [2018-09-28 11:49:13,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:49:13,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:13,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:13,582 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:14,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:14,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 15 states and 27 transitions. [2018-09-28 11:49:14,415 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 27 transitions. [2018-09-28 11:49:14,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:49:14,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:14,521 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:14,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:14,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 16 states and 29 transitions. [2018-09-28 11:49:14,834 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 29 transitions. [2018-09-28 11:49:14,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:49:14,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:14,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:14,926 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:15,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:15,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 17 states and 31 transitions. [2018-09-28 11:49:15,311 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 31 transitions. [2018-09-28 11:49:15,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:49:15,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:15,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:15,408 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:16,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:16,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 18 states and 33 transitions. [2018-09-28 11:49:16,303 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 33 transitions. [2018-09-28 11:49:16,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-28 11:49:16,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:16,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:16,454 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:17,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:17,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 19 states and 35 transitions. [2018-09-28 11:49:17,268 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 35 transitions. [2018-09-28 11:49:17,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-28 11:49:17,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:17,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:17,509 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:18,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:18,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 20 states and 37 transitions. [2018-09-28 11:49:18,010 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 37 transitions. [2018-09-28 11:49:18,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-28 11:49:18,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:18,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:18,499 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:18,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:18,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 21 states and 39 transitions. [2018-09-28 11:49:18,876 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 39 transitions. [2018-09-28 11:49:18,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-28 11:49:18,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:18,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:18,970 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:19,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:19,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 22 states and 41 transitions. [2018-09-28 11:49:19,310 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 41 transitions. [2018-09-28 11:49:19,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-28 11:49:19,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:19,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:19,402 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:19,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:19,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 23 states and 43 transitions. [2018-09-28 11:49:19,816 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 43 transitions. [2018-09-28 11:49:19,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-28 11:49:19,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:19,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:20,148 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:21,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:21,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2018-09-28 11:49:21,092 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2018-09-28 11:49:21,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-28 11:49:21,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:21,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:21,314 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:21,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:21,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 25 states and 47 transitions. [2018-09-28 11:49:21,585 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 47 transitions. [2018-09-28 11:49:21,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-28 11:49:21,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:21,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:21,682 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:21,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:21,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 26 states and 49 transitions. [2018-09-28 11:49:21,975 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 49 transitions. [2018-09-28 11:49:21,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-28 11:49:21,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:21,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:22,102 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:22,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:22,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 27 states and 51 transitions. [2018-09-28 11:49:22,482 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 51 transitions. [2018-09-28 11:49:22,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-28 11:49:22,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:22,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:22,793 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:23,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:23,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 28 states and 53 transitions. [2018-09-28 11:49:23,586 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 53 transitions. [2018-09-28 11:49:23,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-28 11:49:23,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:23,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:23,687 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:24,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:24,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 29 states and 55 transitions. [2018-09-28 11:49:24,095 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 55 transitions. [2018-09-28 11:49:24,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-28 11:49:24,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:24,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:24,189 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:24,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:24,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 30 states and 57 transitions. [2018-09-28 11:49:24,630 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 57 transitions. [2018-09-28 11:49:24,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-28 11:49:24,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:24,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:24,747 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:25,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:25,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 31 states and 59 transitions. [2018-09-28 11:49:25,246 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 59 transitions. [2018-09-28 11:49:25,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-28 11:49:25,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:25,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:25,964 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:26,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:26,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 32 states and 61 transitions. [2018-09-28 11:49:26,729 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 61 transitions. [2018-09-28 11:49:26,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-28 11:49:26,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:26,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:26,935 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:27,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:27,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 33 states and 63 transitions. [2018-09-28 11:49:27,338 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 63 transitions. [2018-09-28 11:49:27,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-28 11:49:27,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:27,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:27,461 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:28,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:28,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 34 states and 65 transitions. [2018-09-28 11:49:28,170 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 65 transitions. [2018-09-28 11:49:28,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-28 11:49:28,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:28,344 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:28,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:28,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 67 transitions. [2018-09-28 11:49:28,882 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 67 transitions. [2018-09-28 11:49:28,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-28 11:49:28,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:28,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:29,132 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:29,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:29,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 36 states and 69 transitions. [2018-09-28 11:49:29,860 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 69 transitions. [2018-09-28 11:49:29,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-28 11:49:29,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:29,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:30,136 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:30,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:30,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 71 transitions. [2018-09-28 11:49:30,742 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 71 transitions. [2018-09-28 11:49:30,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-28 11:49:30,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:30,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:30,910 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:31,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:31,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 73 transitions. [2018-09-28 11:49:31,796 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 73 transitions. [2018-09-28 11:49:31,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-28 11:49:31,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:31,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:31,982 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:32,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:32,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 39 states and 75 transitions. [2018-09-28 11:49:32,626 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 75 transitions. [2018-09-28 11:49:32,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-28 11:49:32,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:32,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:32,778 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:33,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:33,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 40 states and 77 transitions. [2018-09-28 11:49:33,720 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 77 transitions. [2018-09-28 11:49:33,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-28 11:49:33,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:33,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:33,860 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:34,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:34,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 41 states and 79 transitions. [2018-09-28 11:49:34,441 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 79 transitions. [2018-09-28 11:49:34,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-28 11:49:34,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:34,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:34,784 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:35,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:35,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 42 states and 81 transitions. [2018-09-28 11:49:35,460 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 81 transitions. [2018-09-28 11:49:35,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-28 11:49:35,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:35,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:35,599 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:36,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:36,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 43 states and 83 transitions. [2018-09-28 11:49:36,315 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 83 transitions. [2018-09-28 11:49:36,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-28 11:49:36,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:36,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:36,633 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:37,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:37,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 44 states and 85 transitions. [2018-09-28 11:49:37,333 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 85 transitions. [2018-09-28 11:49:37,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-28 11:49:37,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:37,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:37,712 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:38,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:38,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 45 states and 87 transitions. [2018-09-28 11:49:38,422 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 87 transitions. [2018-09-28 11:49:38,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-28 11:49:38,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:38,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:38,683 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:39,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:39,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 46 states and 89 transitions. [2018-09-28 11:49:39,438 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 89 transitions. [2018-09-28 11:49:39,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-28 11:49:39,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:39,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:39,583 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:40,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:40,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 47 states and 91 transitions. [2018-09-28 11:49:40,603 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 91 transitions. [2018-09-28 11:49:40,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-28 11:49:40,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:40,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:40,866 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:41,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:41,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 48 states and 93 transitions. [2018-09-28 11:49:41,620 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 93 transitions. [2018-09-28 11:49:41,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-28 11:49:41,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:41,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:41,762 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:42,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:42,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 49 states and 95 transitions. [2018-09-28 11:49:42,713 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 95 transitions. [2018-09-28 11:49:42,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-28 11:49:42,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:42,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:43,047 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:43,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:43,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 50 states and 97 transitions. [2018-09-28 11:49:43,848 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 97 transitions. [2018-09-28 11:49:43,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-28 11:49:43,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:43,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:44,050 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:45,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:45,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 51 states and 99 transitions. [2018-09-28 11:49:45,020 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 99 transitions. [2018-09-28 11:49:45,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-28 11:49:45,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:45,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:45,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:46,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:46,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 52 states and 101 transitions. [2018-09-28 11:49:46,266 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 101 transitions. [2018-09-28 11:49:46,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-28 11:49:46,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:46,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:46,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:47,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:47,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 53 states and 103 transitions. [2018-09-28 11:49:47,436 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 103 transitions. [2018-09-28 11:49:47,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-28 11:49:47,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:47,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:47,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:48,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:48,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 54 states and 105 transitions. [2018-09-28 11:49:48,816 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 105 transitions. [2018-09-28 11:49:48,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-28 11:49:48,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:48,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:49,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:49,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:49,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 55 states and 107 transitions. [2018-09-28 11:49:49,941 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 107 transitions. [2018-09-28 11:49:49,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-28 11:49:49,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:49,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:50,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:51,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:51,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 56 states and 109 transitions. [2018-09-28 11:49:51,741 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 109 transitions. [2018-09-28 11:49:51,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-28 11:49:51,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:51,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:52,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:53,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:53,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 57 states and 111 transitions. [2018-09-28 11:49:53,068 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 111 transitions. [2018-09-28 11:49:53,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-28 11:49:53,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:53,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:53,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:54,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:54,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 58 states and 113 transitions. [2018-09-28 11:49:54,340 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 113 transitions. [2018-09-28 11:49:54,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-28 11:49:54,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:54,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:54,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:55,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:55,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 59 states and 115 transitions. [2018-09-28 11:49:55,661 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 115 transitions. [2018-09-28 11:49:55,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-28 11:49:55,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:55,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:55,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:57,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:57,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 60 states and 117 transitions. [2018-09-28 11:49:57,151 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 117 transitions. [2018-09-28 11:49:57,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 11:49:57,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:57,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:57,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:58,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:58,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 61 states and 119 transitions. [2018-09-28 11:49:58,462 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 119 transitions. [2018-09-28 11:49:58,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-28 11:49:58,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:58,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:58,624 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:59,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:59,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 62 states and 121 transitions. [2018-09-28 11:49:59,842 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 121 transitions. [2018-09-28 11:49:59,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-28 11:49:59,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:59,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:00,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:01,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:01,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 63 states and 123 transitions. [2018-09-28 11:50:01,445 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 123 transitions. [2018-09-28 11:50:01,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-28 11:50:01,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:01,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:01,701 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:03,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:03,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 64 states and 125 transitions. [2018-09-28 11:50:03,011 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 125 transitions. [2018-09-28 11:50:03,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-28 11:50:03,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:03,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:04,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:05,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:05,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 65 states and 127 transitions. [2018-09-28 11:50:05,327 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 127 transitions. [2018-09-28 11:50:05,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-28 11:50:05,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:05,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:05,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:07,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:07,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 66 states and 129 transitions. [2018-09-28 11:50:07,332 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 129 transitions. [2018-09-28 11:50:07,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-28 11:50:07,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:07,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:08,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:09,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:09,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 67 states and 131 transitions. [2018-09-28 11:50:09,523 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 131 transitions. [2018-09-28 11:50:09,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-28 11:50:09,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:09,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:09,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:11,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:11,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 68 states and 133 transitions. [2018-09-28 11:50:11,188 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2018-09-28 11:50:11,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-28 11:50:11,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:11,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:11,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:17,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:17,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 69 states and 135 transitions. [2018-09-28 11:50:17,641 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 135 transitions. [2018-09-28 11:50:17,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-28 11:50:17,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:17,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:17,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:19,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:19,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 70 states and 137 transitions. [2018-09-28 11:50:19,384 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 137 transitions. [2018-09-28 11:50:19,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-28 11:50:19,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:19,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:19,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:21,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:21,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 71 states and 139 transitions. [2018-09-28 11:50:21,178 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 139 transitions. [2018-09-28 11:50:21,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-28 11:50:21,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:21,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:21,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:23,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:23,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 72 states and 141 transitions. [2018-09-28 11:50:23,178 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 141 transitions. [2018-09-28 11:50:23,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-28 11:50:23,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:23,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:23,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:25,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:25,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 73 states and 143 transitions. [2018-09-28 11:50:25,059 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 143 transitions. [2018-09-28 11:50:25,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-28 11:50:25,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:25,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:25,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:27,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:27,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 74 states and 145 transitions. [2018-09-28 11:50:27,220 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 145 transitions. [2018-09-28 11:50:27,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-28 11:50:27,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:27,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:27,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:29,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:29,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2018-09-28 11:50:29,237 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2018-09-28 11:50:29,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-28 11:50:29,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:29,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:29,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:31,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:31,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 76 states and 149 transitions. [2018-09-28 11:50:31,333 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 149 transitions. [2018-09-28 11:50:31,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-28 11:50:31,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:31,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:31,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:33,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:33,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 77 states and 151 transitions. [2018-09-28 11:50:33,568 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 151 transitions. [2018-09-28 11:50:33,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-28 11:50:33,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:33,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:33,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:35,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:35,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 78 states and 153 transitions. [2018-09-28 11:50:35,769 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 153 transitions. [2018-09-28 11:50:35,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-28 11:50:35,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:35,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:36,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:38,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:38,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 79 states and 155 transitions. [2018-09-28 11:50:38,291 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 155 transitions. [2018-09-28 11:50:38,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-28 11:50:38,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:38,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:38,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:40,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:40,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 80 states and 157 transitions. [2018-09-28 11:50:40,613 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 157 transitions. [2018-09-28 11:50:40,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-28 11:50:40,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:40,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:40,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:43,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:43,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 81 states and 159 transitions. [2018-09-28 11:50:43,072 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 159 transitions. [2018-09-28 11:50:43,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-28 11:50:43,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:43,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:43,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:45,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:45,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 82 states and 161 transitions. [2018-09-28 11:50:45,457 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 161 transitions. [2018-09-28 11:50:45,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-28 11:50:45,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:45,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:45,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:48,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:48,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 83 states and 163 transitions. [2018-09-28 11:50:48,018 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 163 transitions. [2018-09-28 11:50:48,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-28 11:50:48,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:48,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:48,258 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:50,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:50,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 84 states and 165 transitions. [2018-09-28 11:50:50,520 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 165 transitions. [2018-09-28 11:50:50,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-28 11:50:50,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:50,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:50,756 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:53,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:53,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 85 states and 167 transitions. [2018-09-28 11:50:53,157 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 167 transitions. [2018-09-28 11:50:53,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-28 11:50:53,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:53,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:53,853 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:56,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:56,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 86 states and 169 transitions. [2018-09-28 11:50:56,282 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 169 transitions. [2018-09-28 11:50:56,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-28 11:50:56,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:56,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:56,522 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:59,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:59,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 87 states and 171 transitions. [2018-09-28 11:50:59,133 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 171 transitions. [2018-09-28 11:50:59,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-28 11:50:59,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:59,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:59,734 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:02,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:02,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 88 states and 173 transitions. [2018-09-28 11:51:02,275 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 173 transitions. [2018-09-28 11:51:02,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-28 11:51:02,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:02,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:02,609 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:05,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:05,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 89 states and 175 transitions. [2018-09-28 11:51:05,253 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 175 transitions. [2018-09-28 11:51:05,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-28 11:51:05,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:05,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:05,521 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:08,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:08,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 90 states and 177 transitions. [2018-09-28 11:51:08,293 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 177 transitions. [2018-09-28 11:51:08,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-28 11:51:08,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:08,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:08,786 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:11,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:11,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 91 states and 179 transitions. [2018-09-28 11:51:11,579 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 179 transitions. [2018-09-28 11:51:11,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-28 11:51:11,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:11,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:11,837 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:14,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:14,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 92 states and 181 transitions. [2018-09-28 11:51:14,902 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 181 transitions. [2018-09-28 11:51:14,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-28 11:51:14,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:14,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:15,161 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:18,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:18,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 93 states and 183 transitions. [2018-09-28 11:51:18,054 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 183 transitions. [2018-09-28 11:51:18,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-28 11:51:18,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:18,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:18,321 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:21,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:21,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 94 states and 185 transitions. [2018-09-28 11:51:21,479 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 185 transitions. [2018-09-28 11:51:21,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-28 11:51:21,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:21,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:21,755 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:24,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:24,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 95 states and 187 transitions. [2018-09-28 11:51:24,816 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 187 transitions. [2018-09-28 11:51:24,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-28 11:51:24,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:24,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:25,216 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:28,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:28,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 96 states and 189 transitions. [2018-09-28 11:51:28,347 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 189 transitions. [2018-09-28 11:51:28,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-28 11:51:28,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:28,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:28,707 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:31,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:31,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 97 states and 191 transitions. [2018-09-28 11:51:31,903 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 191 transitions. [2018-09-28 11:51:31,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-28 11:51:31,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:31,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:32,185 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:35,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:35,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 98 states and 193 transitions. [2018-09-28 11:51:35,575 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 193 transitions. [2018-09-28 11:51:35,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-28 11:51:35,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:35,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:35,905 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:39,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:39,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 99 states and 195 transitions. [2018-09-28 11:51:39,321 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 195 transitions. [2018-09-28 11:51:39,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-28 11:51:39,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:39,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:39,661 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:43,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:43,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 100 states and 197 transitions. [2018-09-28 11:51:43,173 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 197 transitions. [2018-09-28 11:51:43,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-28 11:51:43,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:43,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:43,562 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:47,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:47,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 101 states and 199 transitions. [2018-09-28 11:51:47,096 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 199 transitions. [2018-09-28 11:51:47,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-28 11:51:47,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:47,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:47,395 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:51,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:51,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 102 states and 201 transitions. [2018-09-28 11:51:51,458 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 201 transitions. [2018-09-28 11:51:51,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-28 11:51:51,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:51,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:51,781 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:55,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:55,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 103 states and 203 transitions. [2018-09-28 11:51:55,571 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 203 transitions. [2018-09-28 11:51:55,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-28 11:51:55,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:55,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:55,906 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:59,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:59,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 104 states and 205 transitions. [2018-09-28 11:51:59,713 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 205 transitions. [2018-09-28 11:51:59,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-28 11:51:59,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:59,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:00,034 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:04,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:04,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 105 states and 207 transitions. [2018-09-28 11:52:04,019 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 207 transitions. [2018-09-28 11:52:04,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-28 11:52:04,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:04,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:04,361 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:08,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:08,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 106 states and 209 transitions. [2018-09-28 11:52:08,366 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 209 transitions. [2018-09-28 11:52:08,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-28 11:52:08,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:08,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:08,717 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:12,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:12,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 107 states and 211 transitions. [2018-09-28 11:52:12,873 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 211 transitions. [2018-09-28 11:52:12,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-28 11:52:12,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:12,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:13,245 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:17,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:17,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 108 states and 213 transitions. [2018-09-28 11:52:17,479 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 213 transitions. [2018-09-28 11:52:17,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-28 11:52:17,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:17,861 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:22,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:22,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 109 states and 215 transitions. [2018-09-28 11:52:22,158 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 215 transitions. [2018-09-28 11:52:22,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-28 11:52:22,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:22,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:22,526 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:26,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:26,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 110 states and 217 transitions. [2018-09-28 11:52:26,922 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 217 transitions. [2018-09-28 11:52:26,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-09-28 11:52:26,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:26,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:27,313 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:31,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:31,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 111 states and 219 transitions. [2018-09-28 11:52:31,862 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 219 transitions. [2018-09-28 11:52:31,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-28 11:52:31,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:31,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:32,241 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:36,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:36,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 112 states and 221 transitions. [2018-09-28 11:52:36,901 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 221 transitions. [2018-09-28 11:52:36,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-28 11:52:36,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:36,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:37,270 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:42,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:42,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 113 states and 223 transitions. [2018-09-28 11:52:42,043 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 223 transitions. [2018-09-28 11:52:42,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-28 11:52:42,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:42,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:42,434 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:47,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:47,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 114 states and 225 transitions. [2018-09-28 11:52:47,253 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 225 transitions. [2018-09-28 11:52:47,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-28 11:52:47,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:47,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:47,707 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:52,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:52,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 115 states and 227 transitions. [2018-09-28 11:52:52,656 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 227 transitions. [2018-09-28 11:52:52,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-28 11:52:52,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:52,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:53,038 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:58,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:58,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 116 states and 229 transitions. [2018-09-28 11:52:58,155 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 229 transitions. [2018-09-28 11:52:58,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-09-28 11:52:58,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:58,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:58,571 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:53:03,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:53:03,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 117 states and 231 transitions. [2018-09-28 11:53:03,775 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 231 transitions. [2018-09-28 11:53:03,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-28 11:53:03,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:53:03,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:53:04,312 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:53:09,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:53:09,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 118 states and 233 transitions. [2018-09-28 11:53:09,827 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 233 transitions. [2018-09-28 11:53:09,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-28 11:53:09,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:53:09,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:53:10,357 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:53:15,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:53:15,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 119 states and 235 transitions. [2018-09-28 11:53:15,804 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 235 transitions. [2018-09-28 11:53:15,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-28 11:53:15,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:53:15,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:53:16,203 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:53:21,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:53:21,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 120 states and 237 transitions. [2018-09-28 11:53:21,770 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 237 transitions. [2018-09-28 11:53:21,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-09-28 11:53:21,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:53:21,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:53:22,270 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-28 11:53:28,002 INFO L202 PluginConnector]: Adding new model LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.09 11:53:28 ImpRootNode [2018-09-28 11:53:28,002 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-28 11:53:28,003 INFO L168 Benchmark]: Toolchain (without parser) took 258726.57 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -259.5 MB). Free memory was 1.4 GB in the beginning and 864.5 MB in the end (delta: 579.2 MB). Peak memory consumption was 319.6 MB. Max. memory is 7.1 GB. [2018-09-28 11:53:28,005 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:53:28,005 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.58 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:53:28,006 INFO L168 Benchmark]: Boogie Preprocessor took 20.92 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:53:28,006 INFO L168 Benchmark]: RCFGBuilder took 336.46 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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. [2018-09-28 11:53:28,007 INFO L168 Benchmark]: CodeCheck took 258322.42 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -259.5 MB). Free memory was 1.4 GB in the beginning and 864.5 MB in the end (delta: 558.0 MB). Peak memory consumption was 298.5 MB. Max. memory is 7.1 GB. [2018-09-28 11:53:28,010 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 25]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 25) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. UNKNOWN Result, 258.2s OverallTime, 115 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, -12 SolverSat, -8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 117.7s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 27.0s InterpolantComputationTime, 6900 NumberOfCodeBlocks, 6900 NumberOfCodeBlocksAsserted, 115 NumberOfCheckSat, 6785 ConstructedInterpolants, 0 QuantifiedInterpolants, 2594515 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 115 InterpolantComputations, 1 PerfectInterpolantSequences, 0/253460 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.58 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.92 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 336.46 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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 258322.42 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -259.5 MB). Free memory was 1.4 GB in the beginning and 864.5 MB in the end (delta: 558.0 MB). Peak memory consumption was 298.5 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/LuxembourgOctopus.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-28_11-53-28-020.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/LuxembourgOctopus.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-28_11-53-28-020.csv Completed graceful shutdown