java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b2fde6a [2018-09-28 11:26:46,410 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 11:26:46,413 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 11:26:46,429 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 11:26:46,429 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 11:26:46,430 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 11:26:46,431 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 11:26:46,433 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 11:26:46,435 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 11:26:46,436 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 11:26:46,437 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 11:26:46,437 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 11:26:46,438 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 11:26:46,439 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 11:26:46,440 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 11:26:46,441 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 11:26:46,442 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 11:26:46,447 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 11:26:46,452 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 11:26:46,454 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 11:26:46,457 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 11:26:46,458 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 11:26:46,464 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 11:26:46,464 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 11:26:46,464 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 11:26:46,466 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 11:26:46,467 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 11:26:46,468 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 11:26:46,472 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 11:26:46,473 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 11:26:46,473 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 11:26:46,475 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 11:26:46,475 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 11:26:46,475 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 11:26:46,476 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 11:26:46,477 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 11:26:46,477 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-28 11:26:46,503 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 11:26:46,503 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 11:26:46,506 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 11:26:46,506 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 11:26:46,507 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 11:26:46,507 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 11:26:46,507 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 11:26:46,508 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 11:26:46,508 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 11:26:46,508 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 11:26:46,508 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 11:26:46,508 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 11:26:46,509 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 11:26:46,509 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 11:26:46,509 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 11:26:46,509 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 11:26:46,509 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 11:26:46,511 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-28 11:26:46,511 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-28 11:26:46,511 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-28 11:26:46,512 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 11:26:46,512 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 11:26:46,512 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:26:46,512 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 11:26:46,512 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 11:26:46,513 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 11:26:46,513 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-28 11:26:46,513 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 11:26:46,513 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 11:26:46,513 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 11:26:46,569 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 11:26:46,582 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 11:26:46,588 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 11:26:46,590 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 11:26:46,590 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 11:26:46,591 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl [2018-09-28 11:26:46,592 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl' [2018-09-28 11:26:46,652 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 11:26:46,655 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 11:26:46,656 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 11:26:46,656 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 11:26:46,657 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 11:26:46,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:26:46" (1/1) ... [2018-09-28 11:26:46,692 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:26:46" (1/1) ... [2018-09-28 11:26:46,700 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 11:26:46,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 11:26:46,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 11:26:46,701 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 11:26:46,712 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:26:46" (1/1) ... [2018-09-28 11:26:46,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:26:46" (1/1) ... [2018-09-28 11:26:46,713 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:26:46" (1/1) ... [2018-09-28 11:26:46,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:26:46" (1/1) ... [2018-09-28 11:26:46,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:26:46" (1/1) ... [2018-09-28 11:26:46,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:26:46" (1/1) ... [2018-09-28 11:26:46,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:26:46" (1/1) ... [2018-09-28 11:26:46,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 11:26:46,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 11:26:46,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 11:26:46,726 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 11:26:46,727 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:26:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:26:46,787 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-09-28 11:26:46,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-28 11:26:46,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-28 11:26:47,039 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-28 11:26:47,040 INFO L202 PluginConnector]: Adding new model count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:26:47 BoogieIcfgContainer [2018-09-28 11:26:47,040 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 11:26:47,041 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-28 11:26:47,041 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-28 11:26:47,053 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-28 11:26:47,054 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:26:47" (1/1) ... [2018-09-28 11:26:47,074 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-28 11:26:47,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:47,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-28 11:26:47,122 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-28 11:26:47,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-28 11:26:47,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:47,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:47,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:47,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:47,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-28 11:26:47,654 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-28 11:26:47,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-28 11:26:47,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:47,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:47,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:48,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:48,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-28 11:26:48,439 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-28 11:26:48,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 11:26:48,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:48,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:48,508 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:48,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:48,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-09-28 11:26:48,929 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-09-28 11:26:48,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 11:26:48,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:48,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:48,990 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:49,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:49,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-09-28 11:26:49,674 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-09-28 11:26:49,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 11:26:49,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:49,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:49,795 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:50,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:50,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-09-28 11:26:50,596 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-09-28 11:26:50,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:26:50,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:50,691 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:51,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:51,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2018-09-28 11:26:51,133 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2018-09-28 11:26:51,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:26:51,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:51,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:51,379 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:52,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:52,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-09-28 11:26:52,086 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-09-28 11:26:52,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:26:52,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:52,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:52,460 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:53,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:53,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2018-09-28 11:26:53,352 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2018-09-28 11:26:53,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:26:53,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:53,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:53,490 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:53,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:53,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-09-28 11:26:53,945 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-09-28 11:26:53,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:26:53,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:54,054 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:54,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:54,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2018-09-28 11:26:54,597 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2018-09-28 11:26:54,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:26:54,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:54,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:54,748 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:55,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:55,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-09-28 11:26:55,489 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-09-28 11:26:55,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:26:55,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:55,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:55,963 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:57,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:57,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2018-09-28 11:26:57,037 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-09-28 11:26:57,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-28 11:26:57,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:57,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:57,192 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:57,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:57,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-09-28 11:26:57,702 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-09-28 11:26:57,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-28 11:26:57,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:57,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:57,882 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:58,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:58,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2018-09-28 11:26:58,629 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2018-09-28 11:26:58,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-28 11:26:58,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:58,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:58,765 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:59,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:59,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-09-28 11:26:59,514 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-09-28 11:26:59,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-28 11:26:59,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:59,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:59,693 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:27:00,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:27:00,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2018-09-28 11:27:00,464 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2018-09-28 11:27:00,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-28 11:27:00,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:27:00,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:27:00,616 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:27:02,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:27:02,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-09-28 11:27:02,292 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-09-28 11:27:02,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-28 11:27:02,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:27:02,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:27:02,589 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:27:03,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:27:03,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2018-09-28 11:27:03,443 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2018-09-28 11:27:03,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-28 11:27:03,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:27:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:27:03,715 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:27:04,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:27:04,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-09-28 11:27:04,579 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-09-28 11:27:04,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-28 11:27:04,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:27:04,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:27:04,880 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:27:05,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:27:05,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2018-09-28 11:27:05,810 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2018-09-28 11:27:05,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-28 11:27:05,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:27:05,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:27:06,056 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:27:07,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:27:07,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-09-28 11:27:07,119 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-09-28 11:27:07,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-28 11:27:07,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:27:07,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:27:07,351 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:27:08,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:27:08,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2018-09-28 11:27:08,417 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2018-09-28 11:27:08,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-28 11:27:08,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:27:08,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:27:08,774 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:27:10,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:27:10,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-09-28 11:27:10,221 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-09-28 11:27:10,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-28 11:27:10,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:27:10,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:27:11,094 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:27:12,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:27:12,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2018-09-28 11:27:12,617 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2018-09-28 11:27:12,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-28 11:27:12,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:27:12,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:27:13,744 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:27:16,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:27:16,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-09-28 11:27:16,469 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-09-28 11:27:16,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-28 11:27:16,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:27:16,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:27:16,733 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:27:19,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:27:19,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 30 states and 31 transitions. [2018-09-28 11:27:19,207 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2018-09-28 11:27:19,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-28 11:27:19,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:27:19,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:27:19,511 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:27:21,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:27:21,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-09-28 11:27:21,226 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-09-28 11:27:21,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-28 11:27:21,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:27:21,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:27:21,666 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:27:23,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:27:23,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2018-09-28 11:27:23,493 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2018-09-28 11:27:23,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-28 11:27:23,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:27:23,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:27:23,743 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:27:25,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:27:25,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-09-28 11:27:25,779 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-09-28 11:27:25,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-28 11:27:25,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:27:25,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:27:26,091 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:27:28,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:27:28,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 34 states and 35 transitions. [2018-09-28 11:27:28,150 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2018-09-28 11:27:28,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-28 11:27:28,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:27:28,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:27:28,448 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:27:30,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:27:30,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-09-28 11:27:30,757 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-09-28 11:27:30,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-28 11:27:30,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:27:30,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:27:31,039 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:27:33,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:27:33,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 36 states and 37 transitions. [2018-09-28 11:27:33,565 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2018-09-28 11:27:33,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-28 11:27:33,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:27:33,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:27:33,893 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:27:36,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:27:36,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-09-28 11:27:36,626 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-09-28 11:27:36,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-28 11:27:36,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:27:36,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:27:36,978 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:27:40,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:27:40,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 38 states and 39 transitions. [2018-09-28 11:27:40,001 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 39 transitions. [2018-09-28 11:27:40,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-28 11:27:40,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:27:40,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:27:40,389 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:27:43,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:27:43,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-09-28 11:27:43,605 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-09-28 11:27:43,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-28 11:27:43,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:27:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:27:43,978 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:27:47,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:27:47,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 40 states and 41 transitions. [2018-09-28 11:27:47,684 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 41 transitions. [2018-09-28 11:27:47,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-28 11:27:47,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:27:47,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:27:48,188 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:27:51,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:27:51,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-09-28 11:27:51,981 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-09-28 11:27:51,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-28 11:27:51,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:27:52,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:27:52,397 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:27:56,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:27:56,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 42 states and 43 transitions. [2018-09-28 11:27:56,481 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2018-09-28 11:27:56,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-28 11:27:56,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:27:56,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:27:56,899 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:28:01,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:28:01,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-09-28 11:28:01,351 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-09-28 11:28:01,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-28 11:28:01,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:28:01,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:28:01,897 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:28:06,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:28:06,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 44 states and 45 transitions. [2018-09-28 11:28:06,618 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 45 transitions. [2018-09-28 11:28:06,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-28 11:28:06,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:28:06,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:28:07,104 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:28:12,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:28:12,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-09-28 11:28:12,217 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-09-28 11:28:12,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-28 11:28:12,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:28:12,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:28:12,731 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:28:18,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:28:18,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 46 states and 47 transitions. [2018-09-28 11:28:18,263 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 47 transitions. [2018-09-28 11:28:18,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-28 11:28:18,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:28:18,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:28:18,839 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:28:24,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:28:24,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-09-28 11:28:24,971 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-09-28 11:28:24,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-28 11:28:24,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:28:25,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:28:25,534 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:28:32,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:28:32,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 48 states and 49 transitions. [2018-09-28 11:28:32,014 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2018-09-28 11:28:32,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-28 11:28:32,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:28:32,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:28:32,641 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:28:39,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:28:39,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-09-28 11:28:39,664 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-09-28 11:28:39,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-28 11:28:39,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:28:39,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:28:40,449 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:28:47,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:28:47,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 50 states and 51 transitions. [2018-09-28 11:28:47,974 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 51 transitions. [2018-09-28 11:28:47,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-28 11:28:47,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:28:48,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:28:48,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:28:56,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:28:56,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-09-28 11:28:56,679 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-09-28 11:28:56,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-28 11:28:56,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:28:56,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:28:58,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:29:06,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:29:06,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 52 states and 53 transitions. [2018-09-28 11:29:06,922 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 53 transitions. [2018-09-28 11:29:06,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-28 11:29:06,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:29:07,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:29:07,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:29:17,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:29:17,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-09-28 11:29:17,585 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-09-28 11:29:17,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-28 11:29:17,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:29:17,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:29:18,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:29:29,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:29:29,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 54 states and 55 transitions. [2018-09-28 11:29:29,483 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 55 transitions. [2018-09-28 11:29:29,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-28 11:29:29,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:29:29,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:29:30,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:29:41,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:29:41,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-09-28 11:29:41,585 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-09-28 11:29:41,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-28 11:29:41,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:29:41,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:29:42,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:29:54,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:29:54,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 56 states and 57 transitions. [2018-09-28 11:29:54,476 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 57 transitions. [2018-09-28 11:29:54,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-28 11:29:54,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:29:54,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:29:55,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:30:08,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:30:08,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-09-28 11:30:08,367 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-09-28 11:30:08,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-28 11:30:08,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:30:08,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:30:09,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:30:23,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:30:23,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 58 states and 59 transitions. [2018-09-28 11:30:23,063 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 59 transitions. [2018-09-28 11:30:23,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 11:30:23,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:30:23,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:30:24,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:30:38,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:30:38,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-09-28 11:30:38,979 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-09-28 11:30:38,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-28 11:30:38,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:30:39,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:30:39,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:30:55,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:30:55,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 60 states and 61 transitions. [2018-09-28 11:30:55,753 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 61 transitions. [2018-09-28 11:30:55,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-28 11:30:55,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:30:55,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:30:57,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:31:13,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:31:13,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 61 states and 62 transitions. [2018-09-28 11:31:13,831 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2018-09-28 11:31:13,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-28 11:31:13,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:31:13,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:31:15,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown