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/real-life/threadpooling_out.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b2fde6a [2018-09-28 11:22:18,334 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 11:22:18,337 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 11:22:18,354 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 11:22:18,355 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 11:22:18,356 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 11:22:18,358 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 11:22:18,361 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 11:22:18,363 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 11:22:18,371 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 11:22:18,372 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 11:22:18,373 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 11:22:18,374 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 11:22:18,377 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 11:22:18,378 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 11:22:18,379 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 11:22:18,382 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 11:22:18,385 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 11:22:18,391 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 11:22:18,393 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 11:22:18,395 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 11:22:18,396 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 11:22:18,401 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 11:22:18,401 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 11:22:18,402 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 11:22:18,403 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 11:22:18,405 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 11:22:18,406 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 11:22:18,407 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 11:22:18,409 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 11:22:18,409 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 11:22:18,410 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 11:22:18,411 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 11:22:18,411 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 11:22:18,412 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 11:22:18,414 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 11:22:18,414 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-28 11:22:18,443 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 11:22:18,443 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 11:22:18,444 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 11:22:18,444 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 11:22:18,445 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 11:22:18,445 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 11:22:18,445 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 11:22:18,445 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 11:22:18,446 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 11:22:18,446 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 11:22:18,446 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 11:22:18,447 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 11:22:18,447 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 11:22:18,447 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 11:22:18,447 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 11:22:18,447 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 11:22:18,448 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 11:22:18,448 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-28 11:22:18,448 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-28 11:22:18,448 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-28 11:22:18,448 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 11:22:18,448 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 11:22:18,449 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:22:18,449 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 11:22:18,449 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 11:22:18,449 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 11:22:18,450 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-28 11:22:18,450 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 11:22:18,450 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 11:22:18,450 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 11:22:18,492 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 11:22:18,505 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 11:22:18,508 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 11:22:18,510 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 11:22:18,511 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 11:22:18,511 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out.bpl [2018-09-28 11:22:18,512 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out.bpl' [2018-09-28 11:22:18,579 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 11:22:18,582 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 11:22:18,583 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 11:22:18,583 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 11:22:18,583 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 11:22:18,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:22:18" (1/1) ... [2018-09-28 11:22:18,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:22:18" (1/1) ... [2018-09-28 11:22:18,623 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-28 11:22:18,624 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-28 11:22:18,624 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-28 11:22:18,626 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 11:22:18,627 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 11:22:18,627 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 11:22:18,627 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 11:22:18,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:22:18" (1/1) ... [2018-09-28 11:22:18,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:22:18" (1/1) ... [2018-09-28 11:22:18,649 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:22:18" (1/1) ... [2018-09-28 11:22:18,649 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:22:18" (1/1) ... [2018-09-28 11:22:18,661 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:22:18" (1/1) ... [2018-09-28 11:22:18,674 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:22:18" (1/1) ... [2018-09-28 11:22:18,679 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:22:18" (1/1) ... [2018-09-28 11:22:18,682 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 11:22:18,682 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 11:22:18,682 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 11:22:18,683 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 11:22:18,683 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:22:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:22:18,759 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-09-28 11:22:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-09-28 11:22:18,760 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-09-28 11:22:19,636 INFO L350 CfgBuilder]: Using library mode [2018-09-28 11:22:19,637 INFO L202 PluginConnector]: Adding new model threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:22:19 BoogieIcfgContainer [2018-09-28 11:22:19,637 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 11:22:19,637 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-28 11:22:19,638 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-28 11:22:19,649 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-28 11:22:19,650 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:22:19" (1/1) ... [2018-09-28 11:22:19,665 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-28 11:22:19,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:19,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 64 states and 127 transitions. [2018-09-28 11:22:19,712 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 127 transitions. [2018-09-28 11:22:19,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 11:22:19,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:19,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:20,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:21,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:21,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 70 states and 149 transitions. [2018-09-28 11:22:21,520 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 149 transitions. [2018-09-28 11:22:21,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 11:22:21,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:21,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:21,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:22,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:22,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 76 states and 174 transitions. [2018-09-28 11:22:22,800 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 174 transitions. [2018-09-28 11:22:22,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:22:22,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:22,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:22,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:23,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:23,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 79 states and 184 transitions. [2018-09-28 11:22:23,392 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 184 transitions. [2018-09-28 11:22:23,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:22:23,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:23,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:23,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:23,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:23,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 80 states and 186 transitions. [2018-09-28 11:22:23,607 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 186 transitions. [2018-09-28 11:22:23,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:22:23,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:23,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:23,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:23,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:23,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 81 states and 189 transitions. [2018-09-28 11:22:23,891 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 189 transitions. [2018-09-28 11:22:23,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:22:23,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:23,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:23,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:24,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:24,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 87 states and 207 transitions. [2018-09-28 11:22:24,323 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 207 transitions. [2018-09-28 11:22:24,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:22:24,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:24,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:24,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:24,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:24,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 88 states and 210 transitions. [2018-09-28 11:22:24,853 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 210 transitions. [2018-09-28 11:22:24,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:22:24,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:24,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:24,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:25,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:25,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 213 transitions. [2018-09-28 11:22:25,092 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 213 transitions. [2018-09-28 11:22:25,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:22:25,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:25,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:25,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:25,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:25,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 90 states and 215 transitions. [2018-09-28 11:22:25,413 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 215 transitions. [2018-09-28 11:22:25,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:22:25,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:25,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:25,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:25,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:25,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 91 states and 220 transitions. [2018-09-28 11:22:25,780 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 220 transitions. [2018-09-28 11:22:25,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:22:25,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:25,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:25,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:26,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:26,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 92 states and 223 transitions. [2018-09-28 11:22:26,113 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 223 transitions. [2018-09-28 11:22:26,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:22:26,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:26,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:26,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:28,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:28,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 100 states and 258 transitions. [2018-09-28 11:22:28,344 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 258 transitions. [2018-09-28 11:22:28,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:22:28,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:28,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:28,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:28,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:28,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 101 states and 261 transitions. [2018-09-28 11:22:28,987 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 261 transitions. [2018-09-28 11:22:28,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:22:28,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:28,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:29,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:30,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:30,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 105 states and 279 transitions. [2018-09-28 11:22:30,840 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 279 transitions. [2018-09-28 11:22:30,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:22:30,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:30,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:30,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:31,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:31,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 106 states and 284 transitions. [2018-09-28 11:22:31,172 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 284 transitions. [2018-09-28 11:22:31,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:22:31,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:31,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:31,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:32,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:32,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 107 states and 287 transitions. [2018-09-28 11:22:32,326 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 287 transitions. [2018-09-28 11:22:32,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:22:32,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:32,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:32,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:33,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:33,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 108 states and 291 transitions. [2018-09-28 11:22:33,012 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 291 transitions. [2018-09-28 11:22:33,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:22:33,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:33,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:33,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:33,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:33,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 109 states and 295 transitions. [2018-09-28 11:22:33,311 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 295 transitions. [2018-09-28 11:22:33,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:22:33,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:33,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:33,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:33,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:33,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 110 states and 298 transitions. [2018-09-28 11:22:33,670 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 298 transitions. [2018-09-28 11:22:33,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:22:33,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:33,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:33,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:34,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:34,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 111 states and 305 transitions. [2018-09-28 11:22:34,032 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 305 transitions. [2018-09-28 11:22:34,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:22:34,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:34,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:34,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:35,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:35,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 117 states and 334 transitions. [2018-09-28 11:22:35,371 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 334 transitions. [2018-09-28 11:22:35,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:22:35,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:35,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:35,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:35,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:35,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 118 states and 338 transitions. [2018-09-28 11:22:35,977 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 338 transitions. [2018-09-28 11:22:35,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:22:35,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:35,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:36,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:36,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:36,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 119 states and 346 transitions. [2018-09-28 11:22:36,825 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 346 transitions. [2018-09-28 11:22:36,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:22:36,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:36,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:36,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:37,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:37,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 120 states and 354 transitions. [2018-09-28 11:22:37,156 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 354 transitions. [2018-09-28 11:22:37,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:22:37,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:37,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:37,440 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:40,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:40,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 128 states and 395 transitions. [2018-09-28 11:22:40,285 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 395 transitions. [2018-09-28 11:22:40,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:22:40,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:40,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:40,562 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:43,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:43,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 136 states and 441 transitions. [2018-09-28 11:22:43,785 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 441 transitions. [2018-09-28 11:22:43,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:22:43,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:43,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:43,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:44,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:44,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 137 states and 447 transitions. [2018-09-28 11:22:44,682 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 447 transitions. [2018-09-28 11:22:44,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:22:44,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:44,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:44,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:44,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:44,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 138 states and 450 transitions. [2018-09-28 11:22:44,992 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 450 transitions. [2018-09-28 11:22:44,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:22:44,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:45,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:45,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:45,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 139 states and 453 transitions. [2018-09-28 11:22:45,326 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 453 transitions. [2018-09-28 11:22:45,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:22:45,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:45,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:45,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:46,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:46,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 145 states and 475 transitions. [2018-09-28 11:22:46,002 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 475 transitions. [2018-09-28 11:22:46,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:22:46,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:46,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:46,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:46,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:46,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 146 states and 480 transitions. [2018-09-28 11:22:46,667 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 480 transitions. [2018-09-28 11:22:46,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:22:46,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:46,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:46,700 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:47,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:47,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 148 states and 490 transitions. [2018-09-28 11:22:47,894 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 490 transitions. [2018-09-28 11:22:47,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:22:47,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:47,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:47,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:48,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:48,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 149 states and 493 transitions. [2018-09-28 11:22:48,276 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 493 transitions. [2018-09-28 11:22:48,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:22:48,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:48,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:48,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:49,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:49,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 150 states and 496 transitions. [2018-09-28 11:22:49,260 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 496 transitions. [2018-09-28 11:22:49,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:22:49,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:49,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:49,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:49,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:49,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 151 states and 499 transitions. [2018-09-28 11:22:49,512 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 499 transitions. [2018-09-28 11:22:49,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:22:49,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:49,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:49,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:49,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:49,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 152 states and 502 transitions. [2018-09-28 11:22:49,797 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 502 transitions. [2018-09-28 11:22:49,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:22:49,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:49,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:50,132 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:51,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:51,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 154 states and 510 transitions. [2018-09-28 11:22:51,048 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 510 transitions. [2018-09-28 11:22:51,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:22:51,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:51,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:51,754 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:54,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:54,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 158 states and 533 transitions. [2018-09-28 11:22:54,629 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 533 transitions. [2018-09-28 11:22:54,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:22:54,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:54,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:55,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:55,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 164 states and 556 transitions. [2018-09-28 11:22:55,356 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 556 transitions. [2018-09-28 11:22:55,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:22:55,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:55,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:55,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:56,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:56,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 170 states and 584 transitions. [2018-09-28 11:22:56,944 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 584 transitions. [2018-09-28 11:22:56,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:22:56,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:56,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:57,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:57,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:57,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 171 states and 586 transitions. [2018-09-28 11:22:57,447 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 586 transitions. [2018-09-28 11:22:57,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:22:57,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:57,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:58,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:58,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 172 states and 590 transitions. [2018-09-28 11:22:58,042 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 590 transitions. [2018-09-28 11:22:58,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:22:58,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:58,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:58,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:58,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:58,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 173 states and 596 transitions. [2018-09-28 11:22:58,916 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 596 transitions. [2018-09-28 11:22:58,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:22:58,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:58,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:58,960 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:59,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:59,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 175 states and 603 transitions. [2018-09-28 11:22:59,375 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 603 transitions. [2018-09-28 11:22:59,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:22:59,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:59,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:59,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:02,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:02,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 181 states and 631 transitions. [2018-09-28 11:23:02,591 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 631 transitions. [2018-09-28 11:23:02,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:02,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:02,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:03,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:04,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:04,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 182 states and 634 transitions. [2018-09-28 11:23:04,953 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 634 transitions. [2018-09-28 11:23:04,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:04,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:04,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:05,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:06,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:06,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 183 states and 640 transitions. [2018-09-28 11:23:06,883 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 640 transitions. [2018-09-28 11:23:06,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:06,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:07,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:07,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:07,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 184 states and 643 transitions. [2018-09-28 11:23:07,487 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 643 transitions. [2018-09-28 11:23:07,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:07,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:07,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:07,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:08,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:08,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 185 states and 647 transitions. [2018-09-28 11:23:08,758 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 647 transitions. [2018-09-28 11:23:08,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:08,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:08,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:08,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:09,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:09,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 186 states and 651 transitions. [2018-09-28 11:23:09,297 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 651 transitions. [2018-09-28 11:23:09,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:09,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:09,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:09,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:11,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:11,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 187 states and 659 transitions. [2018-09-28 11:23:11,035 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 659 transitions. [2018-09-28 11:23:11,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:11,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:11,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:11,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:12,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:12,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 188 states and 672 transitions. [2018-09-28 11:23:12,844 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 672 transitions. [2018-09-28 11:23:12,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:12,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:12,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:12,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:13,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:13,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 189 states and 679 transitions. [2018-09-28 11:23:13,405 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 679 transitions. [2018-09-28 11:23:13,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:13,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:13,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:13,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:14,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:14,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 190 states and 687 transitions. [2018-09-28 11:23:14,536 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 687 transitions. [2018-09-28 11:23:14,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:14,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:14,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:14,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:14,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:14,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 192 states and 697 transitions. [2018-09-28 11:23:14,952 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 697 transitions. [2018-09-28 11:23:14,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:14,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:14,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:15,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:15,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:15,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 193 states and 698 transitions. [2018-09-28 11:23:15,571 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 698 transitions. [2018-09-28 11:23:15,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:15,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:15,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:15,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:15,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:15,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 194 states and 703 transitions. [2018-09-28 11:23:15,983 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 703 transitions. [2018-09-28 11:23:15,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:15,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:15,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:16,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:17,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:17,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 195 states and 707 transitions. [2018-09-28 11:23:17,105 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 707 transitions. [2018-09-28 11:23:17,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:17,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:17,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:17,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:18,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:18,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 196 states and 716 transitions. [2018-09-28 11:23:18,471 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 716 transitions. [2018-09-28 11:23:18,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:18,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:18,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:18,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:18,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:18,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 197 states and 720 transitions. [2018-09-28 11:23:18,894 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 720 transitions. [2018-09-28 11:23:18,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:18,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:18,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:19,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:19,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 198 states and 724 transitions. [2018-09-28 11:23:19,269 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 724 transitions. [2018-09-28 11:23:19,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:19,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:19,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:20,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:25,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:25,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 204 states and 751 transitions. [2018-09-28 11:23:25,734 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 751 transitions. [2018-09-28 11:23:25,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:25,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:25,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:26,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:27,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:27,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 205 states and 757 transitions. [2018-09-28 11:23:27,564 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 757 transitions. [2018-09-28 11:23:27,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:27,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:27,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:27,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:28,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:28,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 206 states and 759 transitions. [2018-09-28 11:23:28,184 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 759 transitions. [2018-09-28 11:23:28,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:28,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:28,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:29,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:29,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 207 states and 762 transitions. [2018-09-28 11:23:29,550 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 762 transitions. [2018-09-28 11:23:29,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:29,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:29,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:29,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:30,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:30,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 208 states and 774 transitions. [2018-09-28 11:23:30,988 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 774 transitions. [2018-09-28 11:23:30,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:30,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:30,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:31,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:31,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:31,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 209 states and 780 transitions. [2018-09-28 11:23:31,392 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 780 transitions. [2018-09-28 11:23:31,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:31,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:31,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:31,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:32,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:32,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 210 states and 787 transitions. [2018-09-28 11:23:32,734 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 787 transitions. [2018-09-28 11:23:32,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:32,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:32,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:33,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:35,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:35,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 211 states and 796 transitions. [2018-09-28 11:23:35,065 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 796 transitions. [2018-09-28 11:23:35,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:35,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:35,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:35,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:35,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:35,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 212 states and 800 transitions. [2018-09-28 11:23:35,421 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 800 transitions. [2018-09-28 11:23:35,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:35,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:35,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:35,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:37,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:37,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 213 states and 804 transitions. [2018-09-28 11:23:37,038 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 804 transitions. [2018-09-28 11:23:37,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:37,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:37,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:37,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:39,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:39,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 214 states and 813 transitions. [2018-09-28 11:23:39,536 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 813 transitions. [2018-09-28 11:23:39,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:39,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:39,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:39,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:39,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 215 states and 816 transitions. [2018-09-28 11:23:39,866 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 816 transitions. [2018-09-28 11:23:39,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:39,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:39,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:40,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:41,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:41,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 216 states and 821 transitions. [2018-09-28 11:23:41,438 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 821 transitions. [2018-09-28 11:23:41,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:41,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:41,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:41,493 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:42,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:42,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 218 states and 830 transitions. [2018-09-28 11:23:42,991 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 830 transitions. [2018-09-28 11:23:42,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:42,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:42,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:43,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:44,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:44,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 219 states and 835 transitions. [2018-09-28 11:23:44,581 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 835 transitions. [2018-09-28 11:23:44,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:44,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:44,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:44,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:46,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:46,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 220 states and 842 transitions. [2018-09-28 11:23:46,247 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 842 transitions. [2018-09-28 11:23:46,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:46,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:46,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:46,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:46,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:46,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 221 states and 847 transitions. [2018-09-28 11:23:46,572 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 847 transitions. [2018-09-28 11:23:46,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:23:46,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:46,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:46,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:47,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:47,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 222 states and 852 transitions. [2018-09-28 11:23:47,514 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 852 transitions. [2018-09-28 11:23:47,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:23:47,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:47,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:48,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:52,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:52,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 224 states and 867 transitions. [2018-09-28 11:23:52,729 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 867 transitions. [2018-09-28 11:23:52,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:23:52,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:52,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:52,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:53,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:53,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 225 states and 875 transitions. [2018-09-28 11:23:53,180 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 875 transitions. [2018-09-28 11:23:53,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:23:53,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:53,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:53,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:53,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:53,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 230 states and 889 transitions. [2018-09-28 11:23:53,889 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 889 transitions. [2018-09-28 11:23:53,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:23:53,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:53,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:53,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:55,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:55,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 231 states and 890 transitions. [2018-09-28 11:23:55,676 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 890 transitions. [2018-09-28 11:23:55,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:23:55,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:55,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:55,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:56,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:56,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 232 states and 892 transitions. [2018-09-28 11:23:56,059 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 892 transitions. [2018-09-28 11:23:56,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:23:56,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:56,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:56,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:56,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:56,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 233 states and 895 transitions. [2018-09-28 11:23:56,474 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 895 transitions. [2018-09-28 11:23:56,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:23:56,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:56,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:56,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:56,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:56,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 234 states and 899 transitions. [2018-09-28 11:23:56,983 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 899 transitions. [2018-09-28 11:23:56,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:23:56,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:56,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:59,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:24:08,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:24:08,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 240 states and 943 transitions. [2018-09-28 11:24:08,436 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 943 transitions. [2018-09-28 11:24:08,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:24:08,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:24:08,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:24:08,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:24:09,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:24:09,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 241 states and 953 transitions. [2018-09-28 11:24:09,274 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 953 transitions. [2018-09-28 11:24:09,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:24:09,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:24:09,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:24:09,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:24:09,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:24:09,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 242 states and 956 transitions. [2018-09-28 11:24:09,859 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 956 transitions. [2018-09-28 11:24:09,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:24:09,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:24:09,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:24:09,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:24:10,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:24:10,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 243 states and 958 transitions. [2018-09-28 11:24:10,368 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 958 transitions. [2018-09-28 11:24:10,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:24:10,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:24:10,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:24:10,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:24:10,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:24:10,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 244 states and 961 transitions. [2018-09-28 11:24:10,888 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 961 transitions. [2018-09-28 11:24:10,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:24:10,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:24:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:24:10,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:24:11,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:24:11,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 245 states and 962 transitions. [2018-09-28 11:24:11,325 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 962 transitions. [2018-09-28 11:24:11,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:24:11,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:24:11,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:24:11,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:24:13,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:24:13,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 246 states and 970 transitions. [2018-09-28 11:24:13,392 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 970 transitions. [2018-09-28 11:24:13,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:24:13,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:24:13,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:24:13,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:24:13,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:24:13,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 247 states and 977 transitions. [2018-09-28 11:24:13,884 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 977 transitions. [2018-09-28 11:24:13,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:24:13,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:24:13,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:24:16,241 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:24:29,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:24:29,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 255 states and 1046 transitions. [2018-09-28 11:24:29,342 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 1046 transitions. [2018-09-28 11:24:29,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:24:29,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:24:29,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:24:29,362 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:24:36,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:24:36,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 259 states and 1069 transitions. [2018-09-28 11:24:36,438 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 1069 transitions. [2018-09-28 11:24:36,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:24:36,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:24:36,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:24:37,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:24:46,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:24:46,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 262 states and 1082 transitions. [2018-09-28 11:24:46,300 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 1082 transitions. [2018-09-28 11:24:46,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:24:46,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:24:46,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:24:46,313 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:24:55,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:24:55,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 267 states and 1106 transitions. [2018-09-28 11:24:55,050 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 1106 transitions. [2018-09-28 11:24:55,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:24:55,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:24:55,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:24:55,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:24:55,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:24:55,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 268 states and 1108 transitions. [2018-09-28 11:24:55,505 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 1108 transitions. [2018-09-28 11:24:55,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:24:55,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:24:55,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:24:55,550 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:25:07,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:25:07,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 276 states and 1166 transitions. [2018-09-28 11:25:07,622 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 1166 transitions. [2018-09-28 11:25:07,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:25:07,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:25:07,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:25:07,826 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:25:14,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:25:14,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 278 states and 1185 transitions. [2018-09-28 11:25:14,175 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 1185 transitions. [2018-09-28 11:25:14,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:25:14,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:25:14,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:25:14,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-28 11:25:23,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:25:23,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 281 states and 1196 transitions. [2018-09-28 11:25:23,627 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 1196 transitions. [2018-09-28 11:25:23,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:25:23,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:25:23,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:25:23,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:25:24,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:25:24,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 282 states and 1201 transitions. [2018-09-28 11:25:24,863 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 1201 transitions. [2018-09-28 11:25:24,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:25:24,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:25:24,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:25:24,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:25:26,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:25:26,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 283 states and 1206 transitions. [2018-09-28 11:25:26,117 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 1206 transitions. [2018-09-28 11:25:26,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:25:26,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:25:26,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:25:26,169 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:25:34,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:25:34,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 287 states and 1233 transitions. [2018-09-28 11:25:34,625 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 1233 transitions. [2018-09-28 11:25:34,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:25:34,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:25:34,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:25:34,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:25:42,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:25:42,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 289 states and 1247 transitions. [2018-09-28 11:25:42,990 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 1247 transitions. [2018-09-28 11:25:42,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:25:42,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:25:42,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:25:43,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:25:53,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:25:53,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 292 states and 1264 transitions. [2018-09-28 11:25:53,585 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 1264 transitions. [2018-09-28 11:25:53,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:25:53,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:25:53,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:25:53,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:25:54,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:25:54,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 293 states and 1269 transitions. [2018-09-28 11:25:54,905 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 1269 transitions. [2018-09-28 11:25:54,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:25:54,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:25:54,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:25:54,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:25:58,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:25:58,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 294 states and 1277 transitions. [2018-09-28 11:25:58,182 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 1277 transitions. [2018-09-28 11:25:58,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:25:58,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:25:58,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:25:58,213 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:05,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:05,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 297 states and 1298 transitions. [2018-09-28 11:26:05,293 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 1298 transitions. [2018-09-28 11:26:05,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:26:05,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:05,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:05,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:05,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:05,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 298 states and 1303 transitions. [2018-09-28 11:26:05,997 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 1303 transitions. [2018-09-28 11:26:05,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:26:05,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:06,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:06,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:06,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:06,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 299 states and 1310 transitions. [2018-09-28 11:26:06,878 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 1310 transitions. [2018-09-28 11:26:06,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:26:06,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:06,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:06,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:11,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:11,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 300 states and 1312 transitions. [2018-09-28 11:26:11,801 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 1312 transitions. [2018-09-28 11:26:11,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:26:11,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:11,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:11,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:12,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:12,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 301 states and 1314 transitions. [2018-09-28 11:26:12,356 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 1314 transitions. [2018-09-28 11:26:12,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:26:12,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:12,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:12,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:13,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:13,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 302 states and 1319 transitions. [2018-09-28 11:26:13,367 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 1319 transitions. [2018-09-28 11:26:13,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:26:13,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:13,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:13,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:21,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:21,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 303 states and 1332 transitions. [2018-09-28 11:26:21,273 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 1332 transitions. [2018-09-28 11:26:21,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:26:21,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:21,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:21,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:22,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:22,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 304 states and 1344 transitions. [2018-09-28 11:26:22,167 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 1344 transitions. [2018-09-28 11:26:22,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:26:22,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:22,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:22,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:28,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:28,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 305 states and 1363 transitions. [2018-09-28 11:26:28,161 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 1363 transitions. [2018-09-28 11:26:28,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:26:28,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:28,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:28,180 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown