java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-09-30 21:55:57,108 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 21:55:57,110 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 21:55:57,122 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 21:55:57,122 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 21:55:57,123 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 21:55:57,124 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 21:55:57,126 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 21:55:57,128 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 21:55:57,129 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 21:55:57,129 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 21:55:57,130 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 21:55:57,131 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 21:55:57,132 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 21:55:57,133 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 21:55:57,134 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 21:55:57,135 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 21:55:57,136 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 21:55:57,138 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 21:55:57,140 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 21:55:57,141 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 21:55:57,142 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 21:55:57,145 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 21:55:57,145 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 21:55:57,145 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 21:55:57,146 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 21:55:57,147 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 21:55:57,148 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 21:55:57,149 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 21:55:57,150 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 21:55:57,150 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 21:55:57,151 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 21:55:57,151 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 21:55:57,151 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 21:55:57,152 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 21:55:57,153 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 21:55:57,153 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-30 21:55:57,170 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 21:55:57,171 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 21:55:57,172 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 21:55:57,173 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 21:55:57,173 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 21:55:57,173 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 21:55:57,174 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 21:55:57,174 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 21:55:57,174 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 21:55:57,174 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 21:55:57,176 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 21:55:57,176 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 21:55:57,176 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 21:55:57,176 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 21:55:57,177 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 21:55:57,177 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 21:55:57,177 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 21:55:57,177 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 21:55:57,179 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 21:55:57,179 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 21:55:57,179 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 21:55:57,179 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 21:55:57,179 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:55:57,180 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 21:55:57,180 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 21:55:57,180 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 21:55:57,180 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 21:55:57,180 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 21:55:57,180 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 21:55:57,181 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 21:55:57,238 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 21:55:57,255 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 21:55:57,259 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 21:55:57,260 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 21:55:57,261 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 21:55:57,262 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl [2018-09-30 21:55:57,262 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl' [2018-09-30 21:55:57,309 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 21:55:57,312 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 21:55:57,313 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 21:55:57,313 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 21:55:57,313 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 21:55:57,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:55:57" (1/1) ... [2018-09-30 21:55:57,345 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:55:57" (1/1) ... [2018-09-30 21:55:57,349 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 21:55:57,350 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 21:55:57,350 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 21:55:57,352 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 21:55:57,353 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 21:55:57,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 21:55:57,353 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 21:55:57,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:55:57" (1/1) ... [2018-09-30 21:55:57,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:55:57" (1/1) ... [2018-09-30 21:55:57,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:55:57" (1/1) ... [2018-09-30 21:55:57,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:55:57" (1/1) ... [2018-09-30 21:55:57,367 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:55:57" (1/1) ... [2018-09-30 21:55:57,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:55:57" (1/1) ... [2018-09-30 21:55:57,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:55:57" (1/1) ... [2018-09-30 21:55:57,373 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 21:55:57,374 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 21:55:57,374 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 21:55:57,374 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 21:55:57,375 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:55:57" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:55:57,439 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-30 21:55:57,440 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-30 21:55:57,440 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-30 21:55:58,057 INFO L345 CfgBuilder]: Using library mode [2018-09-30 21:55:58,058 INFO L202 PluginConnector]: Adding new model Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:55:58 BoogieIcfgContainer [2018-09-30 21:55:58,058 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 21:55:58,059 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 21:55:58,059 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 21:55:58,070 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 21:55:58,070 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:55:58" (1/1) ... [2018-09-30 21:55:58,082 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 21:55:58,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:58,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-30 21:55:58,120 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-30 21:55:58,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-30 21:55:58,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:58,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:58,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:58,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:58,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 7 states and 9 transitions. [2018-09-30 21:55:58,487 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2018-09-30 21:55:58,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 21:55:58,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:58,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:58,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:59,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:59,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 8 states and 14 transitions. [2018-09-30 21:55:59,404 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 14 transitions. [2018-09-30 21:55:59,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:55:59,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:59,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:59,627 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:00,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:00,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 9 states and 16 transitions. [2018-09-30 21:56:00,429 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 16 transitions. [2018-09-30 21:56:00,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 21:56:00,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:00,529 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:01,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:01,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 10 states and 18 transitions. [2018-09-30 21:56:01,290 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 18 transitions. [2018-09-30 21:56:01,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 21:56:01,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:01,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:01,413 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:02,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:02,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 11 states and 20 transitions. [2018-09-30 21:56:02,174 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 20 transitions. [2018-09-30 21:56:02,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 21:56:02,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:02,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:02,327 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:03,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:03,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 12 states and 22 transitions. [2018-09-30 21:56:03,270 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 22 transitions. [2018-09-30 21:56:03,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 21:56:03,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:03,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:03,418 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:04,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:04,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 13 states and 24 transitions. [2018-09-30 21:56:04,981 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 24 transitions. [2018-09-30 21:56:04,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 21:56:04,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:05,125 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:05,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:05,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 14 states and 26 transitions. [2018-09-30 21:56:05,894 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 26 transitions. [2018-09-30 21:56:05,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 21:56:05,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:06,092 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:06,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:06,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 15 states and 28 transitions. [2018-09-30 21:56:06,806 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 28 transitions. [2018-09-30 21:56:06,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 21:56:06,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:06,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:06,995 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:07,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:07,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 16 states and 30 transitions. [2018-09-30 21:56:07,678 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 30 transitions. [2018-09-30 21:56:07,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 21:56:07,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:07,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:07,870 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:08,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:08,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 17 states and 32 transitions. [2018-09-30 21:56:08,630 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 32 transitions. [2018-09-30 21:56:08,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:56:08,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:08,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:08,835 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:09,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:09,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 18 states and 34 transitions. [2018-09-30 21:56:09,667 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 34 transitions. [2018-09-30 21:56:09,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:56:09,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:09,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:09,961 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:10,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:10,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 19 states and 36 transitions. [2018-09-30 21:56:10,771 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 36 transitions. [2018-09-30 21:56:10,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 21:56:10,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:10,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:11,362 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:12,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:12,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 20 states and 38 transitions. [2018-09-30 21:56:12,512 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 38 transitions. [2018-09-30 21:56:12,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-30 21:56:12,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:12,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:13,098 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:14,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:14,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 21 states and 40 transitions. [2018-09-30 21:56:14,063 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 40 transitions. [2018-09-30 21:56:14,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 21:56:14,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:14,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:14,302 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:15,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:15,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 22 states and 42 transitions. [2018-09-30 21:56:15,487 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 42 transitions. [2018-09-30 21:56:15,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 21:56:15,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:15,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:15,818 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:17,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:17,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 23 states and 44 transitions. [2018-09-30 21:56:17,141 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 44 transitions. [2018-09-30 21:56:17,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 21:56:17,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:17,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:17,922 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:19,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:19,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 24 states and 46 transitions. [2018-09-30 21:56:19,301 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 46 transitions. [2018-09-30 21:56:19,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-30 21:56:19,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:19,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:19,591 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:20,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:20,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 25 states and 48 transitions. [2018-09-30 21:56:20,917 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 48 transitions. [2018-09-30 21:56:20,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 21:56:20,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:20,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:21,203 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:22,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:22,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 26 states and 50 transitions. [2018-09-30 21:56:22,816 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 50 transitions. [2018-09-30 21:56:22,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-30 21:56:22,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:22,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:23,762 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:25,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:25,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 27 states and 52 transitions. [2018-09-30 21:56:25,194 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 52 transitions. [2018-09-30 21:56:25,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 21:56:25,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:25,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:25,578 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:27,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:27,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 28 states and 54 transitions. [2018-09-30 21:56:27,361 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 54 transitions. [2018-09-30 21:56:27,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-30 21:56:27,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:27,880 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:29,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:29,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 29 states and 56 transitions. [2018-09-30 21:56:29,639 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 56 transitions. [2018-09-30 21:56:29,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 21:56:29,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:29,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:30,533 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:32,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:32,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 30 states and 58 transitions. [2018-09-30 21:56:32,445 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 58 transitions. [2018-09-30 21:56:32,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-30 21:56:32,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:32,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:33,464 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:35,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:35,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 31 states and 60 transitions. [2018-09-30 21:56:35,454 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 60 transitions. [2018-09-30 21:56:35,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 21:56:35,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:35,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:35,904 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:38,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:38,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 32 states and 62 transitions. [2018-09-30 21:56:38,070 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 62 transitions. [2018-09-30 21:56:38,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-30 21:56:38,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:38,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:38,467 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:40,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:40,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 33 states and 64 transitions. [2018-09-30 21:56:40,737 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 64 transitions. [2018-09-30 21:56:40,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 21:56:40,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:40,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:42,102 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:44,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:44,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 34 states and 66 transitions. [2018-09-30 21:56:44,778 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 66 transitions. [2018-09-30 21:56:44,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-30 21:56:44,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:44,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:45,201 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:47,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:47,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 35 states and 68 transitions. [2018-09-30 21:56:47,794 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 68 transitions. [2018-09-30 21:56:47,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 21:56:47,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:47,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:48,329 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:50,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:50,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 36 states and 70 transitions. [2018-09-30 21:56:50,888 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 70 transitions. [2018-09-30 21:56:50,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-30 21:56:50,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:50,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:51,425 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:54,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:54,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 37 states and 72 transitions. [2018-09-30 21:56:54,249 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 72 transitions. [2018-09-30 21:56:54,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 21:56:54,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:54,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:54,818 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:57,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:57,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 38 states and 74 transitions. [2018-09-30 21:56:57,783 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 74 transitions. [2018-09-30 21:56:57,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 21:56:57,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:57,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:58,310 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:02,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:02,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 39 states and 76 transitions. [2018-09-30 21:57:02,035 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 76 transitions. [2018-09-30 21:57:02,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 21:57:02,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:02,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:02,492 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:05,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:05,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 40 states and 78 transitions. [2018-09-30 21:57:05,729 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 78 transitions. [2018-09-30 21:57:05,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 21:57:05,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:05,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:06,689 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:10,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:10,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 41 states and 80 transitions. [2018-09-30 21:57:10,068 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 80 transitions. [2018-09-30 21:57:10,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 21:57:10,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:10,520 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:13,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:13,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 42 states and 82 transitions. [2018-09-30 21:57:13,982 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 82 transitions. [2018-09-30 21:57:13,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 21:57:13,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:14,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:14,931 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:18,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:18,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 43 states and 84 transitions. [2018-09-30 21:57:18,541 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 84 transitions. [2018-09-30 21:57:18,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 21:57:18,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:18,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:18,977 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:22,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:22,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 44 states and 86 transitions. [2018-09-30 21:57:22,773 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 86 transitions. [2018-09-30 21:57:22,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 21:57:22,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:22,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:23,399 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:27,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:27,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 45 states and 88 transitions. [2018-09-30 21:57:27,612 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 88 transitions. [2018-09-30 21:57:27,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 21:57:27,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:27,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:28,172 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:32,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:32,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 46 states and 90 transitions. [2018-09-30 21:57:32,581 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 90 transitions. [2018-09-30 21:57:32,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 21:57:32,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:32,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:33,069 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:37,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:37,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 47 states and 92 transitions. [2018-09-30 21:57:37,435 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 92 transitions. [2018-09-30 21:57:37,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 21:57:37,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:37,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:38,073 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:42,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:42,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 48 states and 94 transitions. [2018-09-30 21:57:42,634 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 94 transitions. [2018-09-30 21:57:42,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 21:57:42,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:42,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:43,520 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:48,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:48,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 49 states and 96 transitions. [2018-09-30 21:57:48,249 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 96 transitions. [2018-09-30 21:57:48,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 21:57:48,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:48,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:49,238 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:54,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:54,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 50 states and 98 transitions. [2018-09-30 21:57:54,159 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 98 transitions. [2018-09-30 21:57:54,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 21:57:54,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:54,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:54,892 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:59,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:59,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 51 states and 100 transitions. [2018-09-30 21:57:59,957 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 100 transitions. [2018-09-30 21:57:59,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 21:57:59,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:59,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:00,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:05,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:05,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 52 states and 102 transitions. [2018-09-30 21:58:05,882 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 102 transitions. [2018-09-30 21:58:05,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 21:58:05,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:06,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:12,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:12,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 53 states and 104 transitions. [2018-09-30 21:58:12,177 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 104 transitions. [2018-09-30 21:58:12,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 21:58:12,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:12,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:12,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:18,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:18,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 54 states and 106 transitions. [2018-09-30 21:58:18,495 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 106 transitions. [2018-09-30 21:58:18,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 21:58:18,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:18,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:19,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:24,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:24,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 55 states and 108 transitions. [2018-09-30 21:58:24,974 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 108 transitions. [2018-09-30 21:58:24,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 21:58:24,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:25,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:25,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:31,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:31,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 56 states and 110 transitions. [2018-09-30 21:58:31,572 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 110 transitions. [2018-09-30 21:58:31,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 21:58:31,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:31,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:32,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:38,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:38,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 57 states and 112 transitions. [2018-09-30 21:58:38,370 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 112 transitions. [2018-09-30 21:58:38,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 21:58:38,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:38,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:39,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:45,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:45,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 58 states and 114 transitions. [2018-09-30 21:58:45,833 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 114 transitions. [2018-09-30 21:58:45,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 21:58:45,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:45,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:46,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:53,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:53,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 59 states and 116 transitions. [2018-09-30 21:58:53,338 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 116 transitions. [2018-09-30 21:58:53,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 21:58:53,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:53,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:54,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:01,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:01,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 60 states and 118 transitions. [2018-09-30 21:59:01,067 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 118 transitions. [2018-09-30 21:59:01,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 21:59:01,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:01,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:01,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:08,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:08,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 61 states and 120 transitions. [2018-09-30 21:59:08,791 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 120 transitions. [2018-09-30 21:59:08,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 21:59:08,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:08,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:09,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:16,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:16,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 62 states and 122 transitions. [2018-09-30 21:59:16,778 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 122 transitions. [2018-09-30 21:59:16,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 21:59:16,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:16,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:17,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:25,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:25,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 63 states and 124 transitions. [2018-09-30 21:59:25,090 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 124 transitions. [2018-09-30 21:59:25,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 21:59:25,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:25,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:26,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:33,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:33,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 64 states and 126 transitions. [2018-09-30 21:59:33,968 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 126 transitions. [2018-09-30 21:59:33,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 21:59:33,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:33,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:34,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:42,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:42,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 65 states and 128 transitions. [2018-09-30 21:59:42,900 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 128 transitions. [2018-09-30 21:59:42,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 21:59:42,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:42,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:45,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:53,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:53,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 66 states and 130 transitions. [2018-09-30 21:59:53,207 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 130 transitions. [2018-09-30 21:59:53,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 21:59:53,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:53,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:54,035 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 22:00:02,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 22:00:02,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 67 states and 132 transitions. [2018-09-30 22:00:02,965 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 132 transitions. [2018-09-30 22:00:02,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 22:00:02,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 22:00:03,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 22:00:03,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 22:00:13,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 22:00:13,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 68 states and 134 transitions. [2018-09-30 22:00:13,057 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 134 transitions. [2018-09-30 22:00:13,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 22:00:13,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 22:00:13,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 22:00:13,880 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-30 22:00:24,220 INFO L202 PluginConnector]: Adding new model Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 30.09 10:00:24 ImpRootNode [2018-09-30 22:00:24,220 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-30 22:00:24,221 INFO L168 Benchmark]: Toolchain (without parser) took 266911.95 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -191.4 MB). Free memory was 1.5 GB in the beginning and 930.5 MB in the end (delta: 529.9 MB). Peak memory consumption was 338.5 MB. Max. memory is 7.1 GB. [2018-09-30 22:00:24,223 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 22:00:24,224 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.45 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 22:00:24,224 INFO L168 Benchmark]: Boogie Preprocessor took 20.65 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 22:00:24,225 INFO L168 Benchmark]: RCFGBuilder took 684.21 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-30 22:00:24,226 INFO L168 Benchmark]: CodeCheck took 266161.87 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -191.4 MB). Free memory was 1.4 GB in the beginning and 930.5 MB in the end (delta: 508.7 MB). Peak memory consumption was 317.4 MB. Max. memory is 7.1 GB. [2018-09-30 22:00:24,229 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 41]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 41) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 12 locations, 1 error locations. UNKNOWN Result, 266.1s OverallTime, 63 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, -16 SolverSat, -12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 127.9s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 35.1s InterpolantComputationTime, 2142 NumberOfCodeBlocks, 2142 NumberOfCodeBlocksAsserted, 63 NumberOfCheckSat, 2079 ConstructedInterpolants, 0 QuantifiedInterpolants, 1381130 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 63 InterpolantComputations, 1 PerfectInterpolantSequences, 0/41664 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 39.45 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.65 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 684.21 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 266161.87 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -191.4 MB). Free memory was 1.4 GB in the beginning and 930.5 MB in the end (delta: 508.7 MB). Peak memory consumption was 317.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Luxembourg-ArraysIntegefied.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-30_22-00-24-240.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Luxembourg-ArraysIntegefied.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_22-00-24-240.csv Completed graceful shutdown