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/DivisibilityInterpolantRequired01-BackwardSuccess.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 12:04:26,151 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 12:04:26,156 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 12:04:26,168 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 12:04:26,168 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 12:04:26,169 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 12:04:26,170 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 12:04:26,173 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 12:04:26,174 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 12:04:26,175 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 12:04:26,176 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 12:04:26,177 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 12:04:26,178 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 12:04:26,179 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 12:04:26,180 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 12:04:26,181 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 12:04:26,182 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 12:04:26,184 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 12:04:26,186 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 12:04:26,188 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 12:04:26,189 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 12:04:26,190 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 12:04:26,193 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 12:04:26,193 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 12:04:26,193 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 12:04:26,194 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 12:04:26,196 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 12:04:26,196 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 12:04:26,197 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 12:04:26,199 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 12:04:26,199 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 12:04:26,200 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 12:04:26,200 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 12:04:26,200 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 12:04:26,201 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 12:04:26,202 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 12:04:26,203 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-30 12:04:26,236 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 12:04:26,236 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 12:04:26,239 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 12:04:26,239 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 12:04:26,240 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 12:04:26,240 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 12:04:26,241 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 12:04:26,241 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 12:04:26,242 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 12:04:26,242 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 12:04:26,242 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 12:04:26,242 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 12:04:26,243 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 12:04:26,243 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 12:04:26,243 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 12:04:26,244 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 12:04:26,244 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 12:04:26,244 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 12:04:26,244 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 12:04:26,244 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 12:04:26,245 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 12:04:26,245 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 12:04:26,245 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 12:04:26,245 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 12:04:26,247 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 12:04:26,247 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 12:04:26,247 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 12:04:26,247 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 12:04:26,247 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 12:04:26,248 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 12:04:26,302 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 12:04:26,321 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 12:04:26,325 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 12:04:26,327 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 12:04:26,327 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 12:04:26,328 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired01-BackwardSuccess.bpl [2018-09-30 12:04:26,328 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired01-BackwardSuccess.bpl' [2018-09-30 12:04:26,369 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 12:04:26,372 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 12:04:26,373 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 12:04:26,373 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 12:04:26,373 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 12:04:26,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:04:26" (1/1) ... [2018-09-30 12:04:26,406 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:04:26" (1/1) ... [2018-09-30 12:04:26,411 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 12:04:26,411 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 12:04:26,411 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 12:04:26,413 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 12:04:26,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 12:04:26,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 12:04:26,414 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 12:04:26,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:04:26" (1/1) ... [2018-09-30 12:04:26,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:04:26" (1/1) ... [2018-09-30 12:04:26,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:04:26" (1/1) ... [2018-09-30 12:04:26,426 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:04:26" (1/1) ... [2018-09-30 12:04:26,428 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:04:26" (1/1) ... [2018-09-30 12:04:26,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:04:26" (1/1) ... [2018-09-30 12:04:26,433 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:04:26" (1/1) ... [2018-09-30 12:04:26,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 12:04:26,435 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 12:04:26,435 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 12:04:26,435 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 12:04:26,436 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:04:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 12:04:26,509 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2018-09-30 12:04:26,509 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2018-09-30 12:04:26,726 INFO L345 CfgBuilder]: Using library mode [2018-09-30 12:04:26,726 INFO L202 PluginConnector]: Adding new model DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 12:04:26 BoogieIcfgContainer [2018-09-30 12:04:26,727 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 12:04:26,727 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 12:04:26,728 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 12:04:26,740 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 12:04:26,740 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 12:04:26" (1/1) ... [2018-09-30 12:04:26,758 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 12:04:26,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:26,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2018-09-30 12:04:26,809 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2018-09-30 12:04:26,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-09-30 12:04:26,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:26,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:27,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:27,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:27,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 5 states and 7 transitions. [2018-09-30 12:04:27,617 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 7 transitions. [2018-09-30 12:04:27,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-30 12:04:27,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:27,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:27,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:28,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:28,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 6 states and 9 transitions. [2018-09-30 12:04:28,229 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 9 transitions. [2018-09-30 12:04:28,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 12:04:28,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:28,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:28,340 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:28,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:28,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 7 states and 11 transitions. [2018-09-30 12:04:28,776 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 11 transitions. [2018-09-30 12:04:28,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 12:04:28,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:28,824 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:29,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:29,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 8 states and 13 transitions. [2018-09-30 12:04:29,495 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 13 transitions. [2018-09-30 12:04:29,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 12:04:29,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:29,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:29,593 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:29,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:29,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 9 states and 15 transitions. [2018-09-30 12:04:29,823 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 15 transitions. [2018-09-30 12:04:29,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 12:04:29,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:29,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:29,889 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:30,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:30,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-09-30 12:04:30,119 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-09-30 12:04:30,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 12:04:30,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:30,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:30,233 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:31,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:31,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-09-30 12:04:31,068 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-09-30 12:04:31,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 12:04:31,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:31,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:31,147 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:31,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:31,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 12 states and 21 transitions. [2018-09-30 12:04:31,571 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 21 transitions. [2018-09-30 12:04:31,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 12:04:31,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:31,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:31,679 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:32,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:32,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 13 states and 23 transitions. [2018-09-30 12:04:32,417 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 23 transitions. [2018-09-30 12:04:32,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 12:04:32,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:32,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:32,562 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:32,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:32,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 14 states and 25 transitions. [2018-09-30 12:04:32,903 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 25 transitions. [2018-09-30 12:04:32,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 12:04:32,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:32,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:33,027 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:33,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:33,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 15 states and 27 transitions. [2018-09-30 12:04:33,329 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 27 transitions. [2018-09-30 12:04:33,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 12:04:33,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:33,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:33,432 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:33,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:33,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 16 states and 29 transitions. [2018-09-30 12:04:33,697 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 29 transitions. [2018-09-30 12:04:33,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 12:04:33,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:33,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:33,825 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:34,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:34,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 17 states and 31 transitions. [2018-09-30 12:04:34,498 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 31 transitions. [2018-09-30 12:04:34,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 12:04:34,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:34,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:34,669 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:35,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:35,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 18 states and 33 transitions. [2018-09-30 12:04:35,609 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 33 transitions. [2018-09-30 12:04:35,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 12:04:35,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:35,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:35,741 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:36,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:36,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 19 states and 35 transitions. [2018-09-30 12:04:36,135 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 35 transitions. [2018-09-30 12:04:36,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-30 12:04:36,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:36,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:36,269 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:36,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:36,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 20 states and 37 transitions. [2018-09-30 12:04:36,647 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 37 transitions. [2018-09-30 12:04:36,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 12:04:36,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:36,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:36,766 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:37,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:37,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 21 states and 39 transitions. [2018-09-30 12:04:37,153 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 39 transitions. [2018-09-30 12:04:37,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 12:04:37,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:37,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:37,343 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:37,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:37,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 22 states and 41 transitions. [2018-09-30 12:04:37,800 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 41 transitions. [2018-09-30 12:04:37,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 12:04:37,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:37,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:37,926 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:38,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:38,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 23 states and 43 transitions. [2018-09-30 12:04:38,291 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 43 transitions. [2018-09-30 12:04:38,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-30 12:04:38,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:38,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:38,435 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:39,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:39,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2018-09-30 12:04:39,042 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2018-09-30 12:04:39,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 12:04:39,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:39,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:39,179 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:39,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:39,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 25 states and 47 transitions. [2018-09-30 12:04:39,670 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 47 transitions. [2018-09-30 12:04:39,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-30 12:04:39,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:39,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:39,862 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:40,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:40,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 26 states and 49 transitions. [2018-09-30 12:04:40,379 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 49 transitions. [2018-09-30 12:04:40,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 12:04:40,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:40,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:41,252 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:41,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:41,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 27 states and 51 transitions. [2018-09-30 12:04:41,754 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 51 transitions. [2018-09-30 12:04:41,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-30 12:04:41,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:41,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:41,897 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:42,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:42,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 28 states and 53 transitions. [2018-09-30 12:04:42,591 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 53 transitions. [2018-09-30 12:04:42,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 12:04:42,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:42,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:42,778 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:43,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:43,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 29 states and 55 transitions. [2018-09-30 12:04:43,287 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 55 transitions. [2018-09-30 12:04:43,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-30 12:04:43,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:43,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:43,529 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:44,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:44,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 30 states and 57 transitions. [2018-09-30 12:04:44,130 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 57 transitions. [2018-09-30 12:04:44,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 12:04:44,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:44,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:45,197 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:45,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:45,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 31 states and 59 transitions. [2018-09-30 12:04:45,709 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 59 transitions. [2018-09-30 12:04:45,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-30 12:04:45,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:45,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:45,908 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:46,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:46,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 32 states and 61 transitions. [2018-09-30 12:04:46,821 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 61 transitions. [2018-09-30 12:04:46,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 12:04:46,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:46,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:46,961 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:47,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:47,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 33 states and 63 transitions. [2018-09-30 12:04:47,743 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 63 transitions. [2018-09-30 12:04:47,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-30 12:04:47,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:47,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:47,981 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:48,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:48,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 34 states and 65 transitions. [2018-09-30 12:04:48,984 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 65 transitions. [2018-09-30 12:04:48,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 12:04:48,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:48,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:49,131 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:49,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:49,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 67 transitions. [2018-09-30 12:04:49,785 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 67 transitions. [2018-09-30 12:04:49,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-30 12:04:49,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:49,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:50,496 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:51,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:51,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 36 states and 69 transitions. [2018-09-30 12:04:51,505 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 69 transitions. [2018-09-30 12:04:51,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 12:04:51,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:51,889 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:52,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:52,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 71 transitions. [2018-09-30 12:04:52,588 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 71 transitions. [2018-09-30 12:04:52,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 12:04:52,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:52,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:52,823 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:53,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:53,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 73 transitions. [2018-09-30 12:04:53,933 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 73 transitions. [2018-09-30 12:04:53,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 12:04:53,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:53,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:54,115 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:54,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:54,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 39 states and 75 transitions. [2018-09-30 12:04:54,908 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 75 transitions. [2018-09-30 12:04:54,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 12:04:54,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:54,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:55,105 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:55,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:55,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 40 states and 77 transitions. [2018-09-30 12:04:55,908 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 77 transitions. [2018-09-30 12:04:55,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 12:04:55,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:55,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:56,106 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:57,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:57,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 41 states and 79 transitions. [2018-09-30 12:04:57,035 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 79 transitions. [2018-09-30 12:04:57,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 12:04:57,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:57,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:57,472 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:58,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:58,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 42 states and 81 transitions. [2018-09-30 12:04:58,496 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 81 transitions. [2018-09-30 12:04:58,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 12:04:58,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:58,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:58,731 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:59,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:59,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 43 states and 83 transitions. [2018-09-30 12:04:59,683 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 83 transitions. [2018-09-30 12:04:59,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 12:04:59,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:59,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:59,882 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:00,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:00,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 44 states and 85 transitions. [2018-09-30 12:05:00,903 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 85 transitions. [2018-09-30 12:05:00,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 12:05:00,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:00,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:01,090 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:02,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:02,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 45 states and 87 transitions. [2018-09-30 12:05:02,281 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 87 transitions. [2018-09-30 12:05:02,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 12:05:02,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:02,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:02,496 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:03,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:03,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 46 states and 89 transitions. [2018-09-30 12:05:03,711 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 89 transitions. [2018-09-30 12:05:03,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 12:05:03,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:03,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:04,314 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:05,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:05,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 47 states and 91 transitions. [2018-09-30 12:05:05,409 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 91 transitions. [2018-09-30 12:05:05,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 12:05:05,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:05,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:06,054 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:07,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:07,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 48 states and 93 transitions. [2018-09-30 12:05:07,177 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 93 transitions. [2018-09-30 12:05:07,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 12:05:07,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:07,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:07,466 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:08,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:08,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 49 states and 95 transitions. [2018-09-30 12:05:08,720 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 95 transitions. [2018-09-30 12:05:08,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 12:05:08,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:08,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:10,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:11,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:11,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 50 states and 97 transitions. [2018-09-30 12:05:11,775 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 97 transitions. [2018-09-30 12:05:11,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 12:05:11,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:11,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:12,019 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:13,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:13,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 51 states and 99 transitions. [2018-09-30 12:05:13,414 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 99 transitions. [2018-09-30 12:05:13,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 12:05:13,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:13,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:14,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:15,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:15,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 52 states and 101 transitions. [2018-09-30 12:05:15,689 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 101 transitions. [2018-09-30 12:05:15,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 12:05:15,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:15,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:15,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:17,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:17,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 53 states and 103 transitions. [2018-09-30 12:05:17,387 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 103 transitions. [2018-09-30 12:05:17,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 12:05:17,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:17,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:19,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:19,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 54 states and 105 transitions. [2018-09-30 12:05:19,454 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 105 transitions. [2018-09-30 12:05:19,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 12:05:19,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:19,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:20,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:21,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:21,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 55 states and 107 transitions. [2018-09-30 12:05:21,951 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 107 transitions. [2018-09-30 12:05:21,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 12:05:21,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:22,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:23,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:23,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 56 states and 109 transitions. [2018-09-30 12:05:23,897 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 109 transitions. [2018-09-30 12:05:23,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 12:05:23,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:23,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:24,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:25,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:25,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 57 states and 111 transitions. [2018-09-30 12:05:25,875 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 111 transitions. [2018-09-30 12:05:25,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 12:05:25,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:25,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:26,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:28,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:28,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 58 states and 113 transitions. [2018-09-30 12:05:28,005 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 113 transitions. [2018-09-30 12:05:28,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 12:05:28,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:28,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:28,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:30,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:30,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 59 states and 115 transitions. [2018-09-30 12:05:30,282 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 115 transitions. [2018-09-30 12:05:30,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 12:05:30,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:30,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:30,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:32,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:32,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 60 states and 117 transitions. [2018-09-30 12:05:32,439 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 117 transitions. [2018-09-30 12:05:32,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 12:05:32,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:32,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:33,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:35,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:35,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 61 states and 119 transitions. [2018-09-30 12:05:35,045 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 119 transitions. [2018-09-30 12:05:35,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 12:05:35,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:35,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:35,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:37,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:37,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 62 states and 121 transitions. [2018-09-30 12:05:37,418 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 121 transitions. [2018-09-30 12:05:37,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 12:05:37,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:37,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:37,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:39,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:39,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 63 states and 123 transitions. [2018-09-30 12:05:39,985 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 123 transitions. [2018-09-30 12:05:39,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 12:05:39,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:39,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:40,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:42,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:42,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 64 states and 125 transitions. [2018-09-30 12:05:42,511 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 125 transitions. [2018-09-30 12:05:42,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 12:05:42,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:42,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:42,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:45,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:45,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 65 states and 127 transitions. [2018-09-30 12:05:45,150 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 127 transitions. [2018-09-30 12:05:45,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 12:05:45,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:45,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:45,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:47,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:47,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 66 states and 129 transitions. [2018-09-30 12:05:47,835 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 129 transitions. [2018-09-30 12:05:47,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 12:05:47,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:47,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:48,175 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:50,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:50,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 67 states and 131 transitions. [2018-09-30 12:05:50,582 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 131 transitions. [2018-09-30 12:05:50,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 12:05:50,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:50,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:50,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:56,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:56,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 68 states and 133 transitions. [2018-09-30 12:05:56,756 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2018-09-30 12:05:56,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-30 12:05:56,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:56,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:57,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:59,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:59,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 69 states and 135 transitions. [2018-09-30 12:05:59,667 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 135 transitions. [2018-09-30 12:05:59,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-30 12:05:59,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:59,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:00,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:02,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:02,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 70 states and 137 transitions. [2018-09-30 12:06:02,741 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 137 transitions. [2018-09-30 12:06:02,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-30 12:06:02,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:02,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:03,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:05,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:05,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 71 states and 139 transitions. [2018-09-30 12:06:05,789 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 139 transitions. [2018-09-30 12:06:05,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-30 12:06:05,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:05,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:06,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:08,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:08,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 72 states and 141 transitions. [2018-09-30 12:06:08,989 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 141 transitions. [2018-09-30 12:06:08,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-30 12:06:08,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:08,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:09,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:12,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:12,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 73 states and 143 transitions. [2018-09-30 12:06:12,468 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 143 transitions. [2018-09-30 12:06:12,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-30 12:06:12,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:12,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:12,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:15,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:15,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 74 states and 145 transitions. [2018-09-30 12:06:15,877 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 145 transitions. [2018-09-30 12:06:15,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-30 12:06:15,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:15,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:16,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:19,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:19,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2018-09-30 12:06:19,326 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2018-09-30 12:06:19,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-30 12:06:19,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:19,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:19,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:23,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:23,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 76 states and 149 transitions. [2018-09-30 12:06:23,053 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 149 transitions. [2018-09-30 12:06:23,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-30 12:06:23,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:23,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:23,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:26,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:26,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 77 states and 151 transitions. [2018-09-30 12:06:26,765 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 151 transitions. [2018-09-30 12:06:26,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-30 12:06:26,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:26,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:27,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:31,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:31,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 78 states and 153 transitions. [2018-09-30 12:06:31,227 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 153 transitions. [2018-09-30 12:06:31,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-30 12:06:31,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:31,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:33,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:36,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:36,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 79 states and 155 transitions. [2018-09-30 12:06:36,750 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 155 transitions. [2018-09-30 12:06:36,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-30 12:06:36,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:36,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:37,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:40,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:40,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 80 states and 157 transitions. [2018-09-30 12:06:40,754 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 157 transitions. [2018-09-30 12:06:40,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-30 12:06:40,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:42,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:45,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:45,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 81 states and 159 transitions. [2018-09-30 12:06:45,774 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 159 transitions. [2018-09-30 12:06:45,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-30 12:06:45,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:45,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:46,289 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:50,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:50,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 82 states and 161 transitions. [2018-09-30 12:06:50,098 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 161 transitions. [2018-09-30 12:06:50,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-30 12:06:50,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:50,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:50,673 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:54,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:54,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 83 states and 163 transitions. [2018-09-30 12:06:54,535 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 163 transitions. [2018-09-30 12:06:54,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-30 12:06:54,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:54,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:55,682 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:59,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:59,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 84 states and 165 transitions. [2018-09-30 12:06:59,699 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 165 transitions. [2018-09-30 12:06:59,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-30 12:06:59,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:59,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:00,142 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:04,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:04,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 85 states and 167 transitions. [2018-09-30 12:07:04,202 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 167 transitions. [2018-09-30 12:07:04,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-30 12:07:04,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:04,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:04,572 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:08,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:08,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 86 states and 169 transitions. [2018-09-30 12:07:08,756 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 169 transitions. [2018-09-30 12:07:08,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-30 12:07:08,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:08,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:09,144 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:13,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:13,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 87 states and 171 transitions. [2018-09-30 12:07:13,391 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 171 transitions. [2018-09-30 12:07:13,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-30 12:07:13,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:13,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:13,774 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:18,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:18,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 88 states and 173 transitions. [2018-09-30 12:07:18,231 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 173 transitions. [2018-09-30 12:07:18,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-30 12:07:18,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:18,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:18,605 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:23,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:23,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 89 states and 175 transitions. [2018-09-30 12:07:23,129 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 175 transitions. [2018-09-30 12:07:23,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-30 12:07:23,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:23,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:23,652 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:28,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:28,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 90 states and 177 transitions. [2018-09-30 12:07:28,253 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 177 transitions. [2018-09-30 12:07:28,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-30 12:07:28,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:28,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:28,654 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:33,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:33,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 91 states and 179 transitions. [2018-09-30 12:07:33,392 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 179 transitions. [2018-09-30 12:07:33,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-30 12:07:33,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:33,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:33,784 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:38,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:38,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 92 states and 181 transitions. [2018-09-30 12:07:38,651 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 181 transitions. [2018-09-30 12:07:38,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-30 12:07:38,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:38,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:39,090 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:43,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:43,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 93 states and 183 transitions. [2018-09-30 12:07:43,991 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 183 transitions. [2018-09-30 12:07:43,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-30 12:07:43,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:44,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:44,416 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:49,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:49,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 94 states and 185 transitions. [2018-09-30 12:07:49,492 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 185 transitions. [2018-09-30 12:07:49,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-30 12:07:49,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:49,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:49,928 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:55,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:55,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 95 states and 187 transitions. [2018-09-30 12:07:55,109 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 187 transitions. [2018-09-30 12:07:55,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-30 12:07:55,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:55,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:55,732 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:01,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:01,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 96 states and 189 transitions. [2018-09-30 12:08:01,043 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 189 transitions. [2018-09-30 12:08:01,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-30 12:08:01,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:01,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:01,546 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:07,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:07,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 97 states and 191 transitions. [2018-09-30 12:08:07,001 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 191 transitions. [2018-09-30 12:08:07,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-30 12:08:07,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:07,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:07,553 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:13,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:13,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 98 states and 193 transitions. [2018-09-30 12:08:13,162 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 193 transitions. [2018-09-30 12:08:13,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-30 12:08:13,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:13,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:13,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:19,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:19,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 99 states and 195 transitions. [2018-09-30 12:08:19,237 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 195 transitions. [2018-09-30 12:08:19,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-30 12:08:19,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:19,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:19,691 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:25,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:25,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 100 states and 197 transitions. [2018-09-30 12:08:25,479 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 197 transitions. [2018-09-30 12:08:25,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-30 12:08:25,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:25,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:26,010 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:31,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:31,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 101 states and 199 transitions. [2018-09-30 12:08:31,935 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 199 transitions. [2018-09-30 12:08:31,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-30 12:08:31,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:31,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:32,445 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:38,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:38,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 102 states and 201 transitions. [2018-09-30 12:08:38,571 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 201 transitions. [2018-09-30 12:08:38,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-30 12:08:38,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:38,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:39,064 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-30 12:08:45,501 INFO L202 PluginConnector]: Adding new model DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 30.09 12:08:45 ImpRootNode [2018-09-30 12:08:45,501 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-30 12:08:45,502 INFO L168 Benchmark]: Toolchain (without parser) took 259132.42 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -82.8 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 433.2 MB). Peak memory consumption was 350.3 MB. Max. memory is 7.1 GB. [2018-09-30 12:08:45,504 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 12:08:45,505 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 12:08:45,505 INFO L168 Benchmark]: Boogie Preprocessor took 20.70 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 12:08:45,506 INFO L168 Benchmark]: RCFGBuilder took 291.95 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-30 12:08:45,506 INFO L168 Benchmark]: CodeCheck took 258774.32 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -82.8 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 412.0 MB). Peak memory consumption was 329.2 MB. Max. memory is 7.1 GB. [2018-09-30 12:08:45,510 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 21]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 21) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 5 locations, 1 error locations. UNKNOWN Result, 258.7s OverallTime, 99 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, -14 SolverSat, -10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 164.2s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 37.1s InterpolantComputationTime, 5049 NumberOfCodeBlocks, 5049 NumberOfCodeBlocksAsserted, 99 NumberOfCheckSat, 4950 ConstructedInterpolants, 0 QuantifiedInterpolants, 2298450 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 99 InterpolantComputations, 1 PerfectInterpolantSequences, 0/161700 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 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 40.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.70 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 291.95 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 258774.32 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -82.8 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 412.0 MB). Peak memory consumption was 329.2 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/DivisibilityInterpolantRequired01-BackwardSuccess.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-30_12-08-45-521.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/DivisibilityInterpolantRequired01-BackwardSuccess.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_12-08-45-521.csv Completed graceful shutdown