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.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenEqualityWithBranches.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 22:27:59,479 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 22:27:59,481 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 22:27:59,494 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 22:27:59,494 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 22:27:59,495 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 22:27:59,496 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 22:27:59,501 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 22:27:59,503 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 22:27:59,506 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 22:27:59,507 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 22:27:59,508 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 22:27:59,511 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 22:27:59,512 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 22:27:59,513 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 22:27:59,519 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 22:27:59,520 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 22:27:59,522 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 22:27:59,524 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 22:27:59,526 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 22:27:59,527 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 22:27:59,528 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 22:27:59,534 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 22:27:59,534 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 22:27:59,534 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 22:27:59,535 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 22:27:59,536 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 22:27:59,537 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 22:27:59,538 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 22:27:59,539 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 22:27:59,539 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 22:27:59,540 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 22:27:59,540 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 22:27:59,540 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 22:27:59,541 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 22:27:59,542 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 22:27:59,542 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-26 22:27:59,568 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 22:27:59,568 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 22:27:59,569 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 22:27:59,569 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 22:27:59,570 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 22:27:59,570 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 22:27:59,571 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 22:27:59,571 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 22:27:59,572 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 22:27:59,572 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 22:27:59,572 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 22:27:59,572 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 22:27:59,572 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 22:27:59,573 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 22:27:59,573 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 22:27:59,573 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 22:27:59,573 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 22:27:59,573 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 22:27:59,574 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 22:27:59,574 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 22:27:59,574 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 22:27:59,574 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:27:59,574 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 22:27:59,575 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 22:27:59,575 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 22:27:59,575 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 22:27:59,575 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 22:27:59,575 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 22:27:59,576 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 22:27:59,637 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 22:27:59,650 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 22:27:59,658 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 22:27:59,660 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 22:27:59,660 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 22:27:59,661 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenEqualityWithBranches.bpl [2018-09-26 22:27:59,662 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenEqualityWithBranches.bpl' [2018-09-26 22:27:59,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 22:27:59,721 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 22:27:59,722 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 22:27:59,722 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 22:27:59,722 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 22:27:59,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:27:59" (1/1) ... [2018-09-26 22:27:59,759 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:27:59" (1/1) ... [2018-09-26 22:27:59,764 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 22:27:59,765 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 22:27:59,765 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 22:27:59,767 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 22:27:59,768 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 22:27:59,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 22:27:59,768 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 22:27:59,780 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:27:59" (1/1) ... [2018-09-26 22:27:59,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:27:59" (1/1) ... [2018-09-26 22:27:59,781 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:27:59" (1/1) ... [2018-09-26 22:27:59,781 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:27:59" (1/1) ... [2018-09-26 22:27:59,783 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:27:59" (1/1) ... [2018-09-26 22:27:59,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:27:59" (1/1) ... [2018-09-26 22:27:59,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:27:59" (1/1) ... [2018-09-26 22:27:59,792 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 22:27:59,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 22:27:59,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 22:27:59,793 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 22:27:59,794 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:27:59" (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 [2018-09-26 22:27:59,870 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-26 22:27:59,870 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-26 22:27:59,870 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-26 22:28:00,173 INFO L343 CfgBuilder]: Using library mode [2018-09-26 22:28:00,174 INFO L202 PluginConnector]: Adding new model HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:28:00 BoogieIcfgContainer [2018-09-26 22:28:00,175 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 22:28:00,175 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 22:28:00,176 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 22:28:00,190 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 22:28:00,190 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:28:00" (1/1) ... [2018-09-26 22:28:00,217 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 22:28:00,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:00,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2018-09-26 22:28:00,260 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2018-09-26 22:28:00,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-09-26 22:28:00,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:00,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:00,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:00,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:00,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 5 states and 7 transitions. [2018-09-26 22:28:00,586 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 7 transitions. [2018-09-26 22:28:00,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 22:28:00,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:00,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:00,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:00,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:00,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 6 states and 10 transitions. [2018-09-26 22:28:00,774 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 10 transitions. [2018-09-26 22:28:00,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:28:00,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:00,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:00,873 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:01,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:01,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 7 states and 13 transitions. [2018-09-26 22:28:01,219 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 13 transitions. [2018-09-26 22:28:01,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:28:01,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:01,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:01,283 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:01,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:01,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 8 states and 16 transitions. [2018-09-26 22:28:01,435 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 16 transitions. [2018-09-26 22:28:01,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:28:01,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:01,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:01,598 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:01,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:01,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 9 states and 19 transitions. [2018-09-26 22:28:01,733 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 19 transitions. [2018-09-26 22:28:01,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:28:01,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:01,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:01,878 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:02,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:02,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 10 states and 22 transitions. [2018-09-26 22:28:02,313 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 22 transitions. [2018-09-26 22:28:02,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:28:02,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:02,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:02,419 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:02,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:02,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 11 states and 25 transitions. [2018-09-26 22:28:02,575 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 25 transitions. [2018-09-26 22:28:02,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:28:02,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:02,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:02,729 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:02,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:02,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 12 states and 28 transitions. [2018-09-26 22:28:02,873 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 28 transitions. [2018-09-26 22:28:02,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:28:02,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:02,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:02,981 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:03,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:03,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 13 states and 31 transitions. [2018-09-26 22:28:03,155 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 31 transitions. [2018-09-26 22:28:03,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 22:28:03,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:03,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:03,325 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:03,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:03,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 14 states and 34 transitions. [2018-09-26 22:28:03,444 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 34 transitions. [2018-09-26 22:28:03,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:28:03,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:03,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:03,549 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:03,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:03,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 15 states and 37 transitions. [2018-09-26 22:28:03,685 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 37 transitions. [2018-09-26 22:28:03,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:28:03,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:03,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:03,813 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:03,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:03,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 16 states and 40 transitions. [2018-09-26 22:28:03,992 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 40 transitions. [2018-09-26 22:28:03,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:28:03,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:04,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:04,173 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:04,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:04,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 17 states and 43 transitions. [2018-09-26 22:28:04,494 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 43 transitions. [2018-09-26 22:28:04,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:28:04,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:04,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:04,876 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:05,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:05,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 18 states and 46 transitions. [2018-09-26 22:28:05,023 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 46 transitions. [2018-09-26 22:28:05,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-26 22:28:05,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:05,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:05,327 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:05,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:05,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 19 states and 49 transitions. [2018-09-26 22:28:05,466 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 49 transitions. [2018-09-26 22:28:05,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-26 22:28:05,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:05,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:05,556 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:05,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:05,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 20 states and 52 transitions. [2018-09-26 22:28:05,719 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 52 transitions. [2018-09-26 22:28:05,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-26 22:28:05,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:05,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:05,872 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:06,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:06,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 21 states and 55 transitions. [2018-09-26 22:28:06,139 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 55 transitions. [2018-09-26 22:28:06,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-26 22:28:06,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:06,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:06,326 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:06,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:06,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 22 states and 58 transitions. [2018-09-26 22:28:06,496 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 58 transitions. [2018-09-26 22:28:06,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 22:28:06,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:06,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:06,623 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:06,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:06,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 23 states and 61 transitions. [2018-09-26 22:28:06,827 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 61 transitions. [2018-09-26 22:28:06,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-26 22:28:06,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:06,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:07,292 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:08,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:08,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 24 states and 64 transitions. [2018-09-26 22:28:08,040 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 64 transitions. [2018-09-26 22:28:08,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-26 22:28:08,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:08,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:08,530 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:09,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:09,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 25 states and 67 transitions. [2018-09-26 22:28:09,022 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 67 transitions. [2018-09-26 22:28:09,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-26 22:28:09,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:09,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:09,297 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:10,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:10,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 26 states and 70 transitions. [2018-09-26 22:28:10,021 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 70 transitions. [2018-09-26 22:28:10,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-26 22:28:10,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:10,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:10,322 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:10,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:10,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 27 states and 73 transitions. [2018-09-26 22:28:10,619 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 73 transitions. [2018-09-26 22:28:10,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-26 22:28:10,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:10,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:10,787 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:11,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:11,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 28 states and 76 transitions. [2018-09-26 22:28:11,152 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 76 transitions. [2018-09-26 22:28:11,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-26 22:28:11,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:11,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:12,199 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:12,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:12,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 29 states and 79 transitions. [2018-09-26 22:28:12,511 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 79 transitions. [2018-09-26 22:28:12,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-26 22:28:12,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:12,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:12,649 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:12,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:12,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 30 states and 82 transitions. [2018-09-26 22:28:12,898 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 82 transitions. [2018-09-26 22:28:12,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-26 22:28:12,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:12,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:13,047 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:13,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:13,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 31 states and 85 transitions. [2018-09-26 22:28:13,332 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 85 transitions. [2018-09-26 22:28:13,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-26 22:28:13,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:13,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:13,481 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:13,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:13,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 32 states and 88 transitions. [2018-09-26 22:28:13,675 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 88 transitions. [2018-09-26 22:28:13,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-26 22:28:13,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:13,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:14,306 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:14,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:14,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 33 states and 91 transitions. [2018-09-26 22:28:14,571 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 91 transitions. [2018-09-26 22:28:14,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-26 22:28:14,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:14,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:15,135 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:15,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:15,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 34 states and 94 transitions. [2018-09-26 22:28:15,354 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 94 transitions. [2018-09-26 22:28:15,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 22:28:15,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:15,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:15,551 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:15,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:15,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 35 states and 97 transitions. [2018-09-26 22:28:15,808 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 97 transitions. [2018-09-26 22:28:15,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-26 22:28:15,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:15,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:16,137 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:16,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:16,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 36 states and 100 transitions. [2018-09-26 22:28:16,410 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 100 transitions. [2018-09-26 22:28:16,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 22:28:16,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:16,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:16,636 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:17,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:17,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 37 states and 103 transitions. [2018-09-26 22:28:17,053 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 103 transitions. [2018-09-26 22:28:17,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-26 22:28:17,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:17,314 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:17,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:17,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 38 states and 106 transitions. [2018-09-26 22:28:17,746 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 106 transitions. [2018-09-26 22:28:17,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:28:17,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:17,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:18,619 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:18,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:18,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 39 states and 109 transitions. [2018-09-26 22:28:18,830 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 109 transitions. [2018-09-26 22:28:18,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-26 22:28:18,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:18,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:19,050 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:19,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:19,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 40 states and 112 transitions. [2018-09-26 22:28:19,265 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 112 transitions. [2018-09-26 22:28:19,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-26 22:28:19,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:19,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:19,554 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:19,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:19,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 41 states and 115 transitions. [2018-09-26 22:28:19,799 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 115 transitions. [2018-09-26 22:28:19,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-26 22:28:19,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:19,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:20,865 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:21,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:21,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 42 states and 118 transitions. [2018-09-26 22:28:21,181 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 118 transitions. [2018-09-26 22:28:21,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 22:28:21,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:21,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:21,348 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:21,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:21,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 43 states and 121 transitions. [2018-09-26 22:28:21,620 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 121 transitions. [2018-09-26 22:28:21,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-26 22:28:21,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:21,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:22,034 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:22,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:22,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 44 states and 124 transitions. [2018-09-26 22:28:22,376 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 124 transitions. [2018-09-26 22:28:22,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-26 22:28:22,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:22,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:22,686 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:23,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:23,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 45 states and 127 transitions. [2018-09-26 22:28:23,196 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 127 transitions. [2018-09-26 22:28:23,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-26 22:28:23,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:23,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:23,404 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:23,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:23,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 46 states and 130 transitions. [2018-09-26 22:28:23,792 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 130 transitions. [2018-09-26 22:28:23,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-26 22:28:23,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:23,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:23,986 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:24,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:24,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 47 states and 133 transitions. [2018-09-26 22:28:24,296 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 133 transitions. [2018-09-26 22:28:24,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-26 22:28:24,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:24,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:24,563 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:24,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:24,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 48 states and 136 transitions. [2018-09-26 22:28:24,825 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 136 transitions. [2018-09-26 22:28:24,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-26 22:28:24,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:24,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:25,183 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:25,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:25,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 49 states and 139 transitions. [2018-09-26 22:28:25,457 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 139 transitions. [2018-09-26 22:28:25,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-26 22:28:25,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:25,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:25,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:26,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:26,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 50 states and 142 transitions. [2018-09-26 22:28:26,077 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 142 transitions. [2018-09-26 22:28:26,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 22:28:26,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:26,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:26,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:26,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:26,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 51 states and 145 transitions. [2018-09-26 22:28:26,683 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 145 transitions. [2018-09-26 22:28:26,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 22:28:26,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:26,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:27,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:27,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:27,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 52 states and 148 transitions. [2018-09-26 22:28:27,410 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 148 transitions. [2018-09-26 22:28:27,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 22:28:27,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:27,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:27,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:28,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:28,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 53 states and 151 transitions. [2018-09-26 22:28:28,183 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 151 transitions. [2018-09-26 22:28:28,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-26 22:28:28,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:28,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:28,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:28,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:28,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 54 states and 154 transitions. [2018-09-26 22:28:28,719 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 154 transitions. [2018-09-26 22:28:28,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 22:28:28,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:28,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:29,100 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:29,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:29,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 55 states and 157 transitions. [2018-09-26 22:28:29,398 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 157 transitions. [2018-09-26 22:28:29,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-26 22:28:29,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:29,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:29,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:29,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:29,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 56 states and 160 transitions. [2018-09-26 22:28:29,893 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 160 transitions. [2018-09-26 22:28:29,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 22:28:29,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:30,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:30,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:30,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 57 states and 163 transitions. [2018-09-26 22:28:30,367 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 163 transitions. [2018-09-26 22:28:30,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 22:28:30,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:30,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:30,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:30,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:30,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 58 states and 166 transitions. [2018-09-26 22:28:30,881 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 166 transitions. [2018-09-26 22:28:30,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 22:28:30,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:30,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:31,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:31,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:31,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 59 states and 169 transitions. [2018-09-26 22:28:31,704 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 169 transitions. [2018-09-26 22:28:31,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-26 22:28:31,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:31,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:31,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:32,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:32,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 60 states and 172 transitions. [2018-09-26 22:28:32,298 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 172 transitions. [2018-09-26 22:28:32,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:28:32,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:32,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:39,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:39,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 61 states and 175 transitions. [2018-09-26 22:28:39,016 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 175 transitions. [2018-09-26 22:28:39,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-26 22:28:39,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:39,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:39,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:39,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:39,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 62 states and 178 transitions. [2018-09-26 22:28:39,569 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 178 transitions. [2018-09-26 22:28:39,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:28:39,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:39,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:39,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:40,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:40,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 63 states and 181 transitions. [2018-09-26 22:28:40,140 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 181 transitions. [2018-09-26 22:28:40,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 22:28:40,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:40,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:40,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:40,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:40,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 64 states and 184 transitions. [2018-09-26 22:28:40,695 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 184 transitions. [2018-09-26 22:28:40,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 22:28:40,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:40,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:41,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:41,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:41,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 65 states and 187 transitions. [2018-09-26 22:28:41,707 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 187 transitions. [2018-09-26 22:28:41,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-26 22:28:41,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:41,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:42,069 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:42,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:42,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 66 states and 190 transitions. [2018-09-26 22:28:42,480 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 190 transitions. [2018-09-26 22:28:42,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:28:42,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:42,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:42,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:43,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:43,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 67 states and 193 transitions. [2018-09-26 22:28:43,386 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 193 transitions. [2018-09-26 22:28:43,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-26 22:28:43,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:43,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:43,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:44,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:44,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 68 states and 196 transitions. [2018-09-26 22:28:44,780 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 196 transitions. [2018-09-26 22:28:44,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-26 22:28:44,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:44,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:45,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:45,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:45,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 69 states and 199 transitions. [2018-09-26 22:28:45,513 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 199 transitions. [2018-09-26 22:28:45,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-26 22:28:45,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:45,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:46,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:46,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:46,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 70 states and 202 transitions. [2018-09-26 22:28:46,813 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 202 transitions. [2018-09-26 22:28:46,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-26 22:28:46,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:46,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:47,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:47,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:47,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 71 states and 205 transitions. [2018-09-26 22:28:47,587 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 205 transitions. [2018-09-26 22:28:47,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-26 22:28:47,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:47,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:47,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:48,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:48,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 72 states and 208 transitions. [2018-09-26 22:28:48,482 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 208 transitions. [2018-09-26 22:28:48,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-26 22:28:48,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:48,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:48,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:49,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:49,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 73 states and 211 transitions. [2018-09-26 22:28:49,194 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 211 transitions. [2018-09-26 22:28:49,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-26 22:28:49,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:49,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:49,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:49,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:49,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 74 states and 214 transitions. [2018-09-26 22:28:49,997 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 214 transitions. [2018-09-26 22:28:49,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-26 22:28:49,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:50,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:50,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:50,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:50,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 75 states and 217 transitions. [2018-09-26 22:28:50,792 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 217 transitions. [2018-09-26 22:28:50,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-26 22:28:50,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:50,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:50,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:51,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:51,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 76 states and 220 transitions. [2018-09-26 22:28:51,536 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 220 transitions. [2018-09-26 22:28:51,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-26 22:28:51,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:51,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:51,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:52,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:52,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 77 states and 223 transitions. [2018-09-26 22:28:52,183 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 223 transitions. [2018-09-26 22:28:52,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-26 22:28:52,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:52,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:52,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:52,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:52,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 78 states and 226 transitions. [2018-09-26 22:28:52,969 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 226 transitions. [2018-09-26 22:28:52,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-26 22:28:52,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:52,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:53,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:54,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:54,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 79 states and 229 transitions. [2018-09-26 22:28:54,052 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 229 transitions. [2018-09-26 22:28:54,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-26 22:28:54,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:54,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:54,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:54,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:54,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 80 states and 232 transitions. [2018-09-26 22:28:54,879 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 232 transitions. [2018-09-26 22:28:54,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-26 22:28:54,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:54,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:55,095 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:55,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:55,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 81 states and 235 transitions. [2018-09-26 22:28:55,673 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 235 transitions. [2018-09-26 22:28:55,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-26 22:28:55,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:55,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:55,896 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:56,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:56,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 82 states and 238 transitions. [2018-09-26 22:28:56,393 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 238 transitions. [2018-09-26 22:28:56,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-26 22:28:56,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:56,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:56,717 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:57,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:57,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 83 states and 241 transitions. [2018-09-26 22:28:57,200 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 241 transitions. [2018-09-26 22:28:57,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-26 22:28:57,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:57,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:57,427 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:57,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:57,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 84 states and 244 transitions. [2018-09-26 22:28:57,922 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 244 transitions. [2018-09-26 22:28:57,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-26 22:28:57,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:57,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:58,498 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:59,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:59,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 85 states and 247 transitions. [2018-09-26 22:28:59,123 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 247 transitions. [2018-09-26 22:28:59,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-26 22:28:59,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:59,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:28:59,397 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:28:59,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:28:59,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 86 states and 250 transitions. [2018-09-26 22:28:59,917 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 250 transitions. [2018-09-26 22:28:59,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-26 22:28:59,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:28:59,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:00,214 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:00,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:00,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 87 states and 253 transitions. [2018-09-26 22:29:00,886 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 253 transitions. [2018-09-26 22:29:00,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-26 22:29:00,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:00,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:01,130 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:01,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:01,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 88 states and 256 transitions. [2018-09-26 22:29:01,734 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 256 transitions. [2018-09-26 22:29:01,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-26 22:29:01,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:01,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:02,031 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:02,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:02,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 89 states and 259 transitions. [2018-09-26 22:29:02,560 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 259 transitions. [2018-09-26 22:29:02,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-26 22:29:02,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:02,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:02,926 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:03,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:03,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 90 states and 262 transitions. [2018-09-26 22:29:03,634 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2018-09-26 22:29:03,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-26 22:29:03,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:03,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:03,923 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:04,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:04,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 91 states and 265 transitions. [2018-09-26 22:29:04,438 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 265 transitions. [2018-09-26 22:29:04,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-26 22:29:04,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:04,698 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:05,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:05,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 92 states and 268 transitions. [2018-09-26 22:29:05,227 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 268 transitions. [2018-09-26 22:29:05,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-26 22:29:05,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:05,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:05,493 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:06,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:06,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 93 states and 271 transitions. [2018-09-26 22:29:06,035 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 271 transitions. [2018-09-26 22:29:06,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-26 22:29:06,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:06,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:06,308 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:06,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:06,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 94 states and 274 transitions. [2018-09-26 22:29:06,846 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 274 transitions. [2018-09-26 22:29:06,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-26 22:29:06,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:06,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:07,208 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:07,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:07,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 95 states and 277 transitions. [2018-09-26 22:29:07,774 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 277 transitions. [2018-09-26 22:29:07,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-26 22:29:07,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:07,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:08,128 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:08,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:08,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 96 states and 280 transitions. [2018-09-26 22:29:08,882 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 280 transitions. [2018-09-26 22:29:08,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-26 22:29:08,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:08,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:09,188 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:09,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:09,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 97 states and 283 transitions. [2018-09-26 22:29:09,762 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 283 transitions. [2018-09-26 22:29:09,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-26 22:29:09,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:09,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:10,069 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:10,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:10,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 98 states and 286 transitions. [2018-09-26 22:29:10,632 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 286 transitions. [2018-09-26 22:29:10,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-26 22:29:10,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:10,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:10,930 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:11,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:11,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 99 states and 289 transitions. [2018-09-26 22:29:11,521 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 289 transitions. [2018-09-26 22:29:11,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-26 22:29:11,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:11,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:11,900 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:12,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:12,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 100 states and 292 transitions. [2018-09-26 22:29:12,504 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 292 transitions. [2018-09-26 22:29:12,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-26 22:29:12,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:12,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:12,808 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:13,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:13,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 101 states and 295 transitions. [2018-09-26 22:29:13,441 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 295 transitions. [2018-09-26 22:29:13,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-26 22:29:13,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:13,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:14,067 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:14,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:14,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 102 states and 298 transitions. [2018-09-26 22:29:14,775 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 298 transitions. [2018-09-26 22:29:14,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-26 22:29:14,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:14,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:15,086 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:15,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:15,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 103 states and 301 transitions. [2018-09-26 22:29:15,699 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 301 transitions. [2018-09-26 22:29:15,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-26 22:29:15,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:15,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:16,017 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:16,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:16,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 104 states and 304 transitions. [2018-09-26 22:29:16,692 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 304 transitions. [2018-09-26 22:29:16,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-26 22:29:16,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:16,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:40,121 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:22,573 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2018-09-26 22:31:43,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:43,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 205 states and 807 transitions. [2018-09-26 22:31:43,374 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 807 transitions. [2018-09-26 22:31:43,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-26 22:31:43,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:43,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:54,031 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:58,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:58,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 205 states and 805 transitions. [2018-09-26 22:31:58,010 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 805 transitions. [2018-09-26 22:31:58,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-26 22:31:58,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:58,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-09-26 22:31:58,696 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-09-26 22:31:58,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:58,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:31:58,831 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-26 22:31:58,831 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-26 22:31:58,834 INFO L168 Benchmark]: Toolchain (without parser) took 239115.90 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 3.0 GB in the end (delta: -1.5 GB). Peak memory consumption was 337.1 MB. Max. memory is 7.1 GB. [2018-09-26 22:31:58,835 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:31:58,836 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.81 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. [2018-09-26 22:31:58,836 INFO L168 Benchmark]: Boogie Preprocessor took 23.83 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. [2018-09-26 22:31:58,836 INFO L168 Benchmark]: RCFGBuilder took 382.52 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. [2018-09-26 22:31:58,837 INFO L168 Benchmark]: CodeCheck took 238657.48 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 3.0 GB in the end (delta: -1.6 GB). Peak memory consumption was 316.0 MB. Max. memory is 7.1 GB. [2018-09-26 22:31:58,840 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while PredicateComparison was comparing new predicate (quantifier-free) to 1020 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 45.81 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 23.83 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 382.52 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 238657.48 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 3.0 GB in the end (delta: -1.6 GB). Peak memory consumption was 316.0 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/HiddenEqualityWithBranches.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_22-31-58-852.csv Completed graceful shutdown