java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/BeyerHenzingerMajumdarRybalchenko-PLDI2007-Figure4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 12:04:09,016 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 12:04:09,018 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 12:04:09,031 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 12:04:09,031 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 12:04:09,033 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 12:04:09,034 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 12:04:09,036 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 12:04:09,037 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 12:04:09,038 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 12:04:09,041 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 12:04:09,041 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 12:04:09,042 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 12:04:09,045 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 12:04:09,048 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 12:04:09,052 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 12:04:09,053 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 12:04:09,057 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 12:04:09,059 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 12:04:09,063 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 12:04:09,065 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 12:04:09,066 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 12:04:09,068 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 12:04:09,068 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 12:04:09,068 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 12:04:09,069 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 12:04:09,070 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 12:04:09,071 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 12:04:09,072 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 12:04:09,073 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 12:04:09,073 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 12:04:09,073 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 12:04:09,074 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 12:04:09,074 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 12:04:09,075 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 12:04:09,076 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 12:04:09,076 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-30 12:04:09,093 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 12:04:09,093 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 12:04:09,094 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 12:04:09,094 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 12:04:09,097 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 12:04:09,098 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 12:04:09,098 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 12:04:09,098 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 12:04:09,098 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 12:04:09,099 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 12:04:09,099 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 12:04:09,099 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 12:04:09,099 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 12:04:09,101 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 12:04:09,101 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 12:04:09,101 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 12:04:09,101 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 12:04:09,101 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 12:04:09,102 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 12:04:09,102 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 12:04:09,102 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 12:04:09,102 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 12:04:09,102 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 12:04:09,103 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 12:04:09,103 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 12:04:09,103 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 12:04:09,103 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 12:04:09,103 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 12:04:09,104 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 12:04:09,104 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 12:04:09,146 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 12:04:09,159 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 12:04:09,164 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 12:04:09,165 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 12:04:09,166 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 12:04:09,166 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/BeyerHenzingerMajumdarRybalchenko-PLDI2007-Figure4.bpl [2018-09-30 12:04:09,167 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/BeyerHenzingerMajumdarRybalchenko-PLDI2007-Figure4.bpl' [2018-09-30 12:04:09,211 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 12:04:09,214 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 12:04:09,215 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 12:04:09,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 12:04:09,215 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 12:04:09,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "BeyerHenzingerMajumdarRybalchenko-PLDI2007-Figure4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:04:09" (1/1) ... [2018-09-30 12:04:09,248 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "BeyerHenzingerMajumdarRybalchenko-PLDI2007-Figure4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:04:09" (1/1) ... [2018-09-30 12:04:09,255 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 12:04:09,255 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 12:04:09,256 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 12:04:09,258 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 12:04:09,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 12:04:09,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 12:04:09,259 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 12:04:09,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BeyerHenzingerMajumdarRybalchenko-PLDI2007-Figure4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:04:09" (1/1) ... [2018-09-30 12:04:09,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BeyerHenzingerMajumdarRybalchenko-PLDI2007-Figure4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:04:09" (1/1) ... [2018-09-30 12:04:09,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BeyerHenzingerMajumdarRybalchenko-PLDI2007-Figure4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:04:09" (1/1) ... [2018-09-30 12:04:09,271 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BeyerHenzingerMajumdarRybalchenko-PLDI2007-Figure4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:04:09" (1/1) ... [2018-09-30 12:04:09,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BeyerHenzingerMajumdarRybalchenko-PLDI2007-Figure4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:04:09" (1/1) ... [2018-09-30 12:04:09,279 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BeyerHenzingerMajumdarRybalchenko-PLDI2007-Figure4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:04:09" (1/1) ... [2018-09-30 12:04:09,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BeyerHenzingerMajumdarRybalchenko-PLDI2007-Figure4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:04:09" (1/1) ... [2018-09-30 12:04:09,281 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 12:04:09,282 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 12:04:09,282 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 12:04:09,283 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 12:04:09,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BeyerHenzingerMajumdarRybalchenko-PLDI2007-Figure4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:04:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 12:04:09,352 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-30 12:04:09,352 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-30 12:04:09,352 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-30 12:04:09,695 INFO L345 CfgBuilder]: Using library mode [2018-09-30 12:04:09,696 INFO L202 PluginConnector]: Adding new model BeyerHenzingerMajumdarRybalchenko-PLDI2007-Figure4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 12:04:09 BoogieIcfgContainer [2018-09-30 12:04:09,696 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 12:04:09,697 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 12:04:09,697 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 12:04:09,706 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 12:04:09,706 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "BeyerHenzingerMajumdarRybalchenko-PLDI2007-Figure4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 12:04:09" (1/1) ... [2018-09-30 12:04:09,720 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 12:04:09,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:09,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-30 12:04:09,755 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-30 12:04:09,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-30 12:04:09,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:09,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:09,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:10,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:10,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-09-30 12:04:10,198 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-09-30 12:04:10,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 12:04:10,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:10,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:10,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:10,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:10,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-09-30 12:04:10,637 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-09-30 12:04:10,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 12:04:10,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:10,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:10,696 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:11,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:11,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2018-09-30 12:04:11,059 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2018-09-30 12:04:11,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 12:04:11,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:11,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:11,111 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:11,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:11,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-09-30 12:04:11,424 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-09-30 12:04:11,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 12:04:11,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:11,542 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:12,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:12,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2018-09-30 12:04:12,162 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2018-09-30 12:04:12,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 12:04:12,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:12,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:12,233 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:12,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:12,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-09-30 12:04:12,417 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-09-30 12:04:12,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 12:04:12,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:12,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:12,503 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:12,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:12,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2018-09-30 12:04:12,726 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2018-09-30 12:04:12,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 12:04:12,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:12,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:12,861 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:13,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:13,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-09-30 12:04:13,128 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-09-30 12:04:13,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 12:04:13,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:13,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:13,222 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:13,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:13,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2018-09-30 12:04:13,398 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-09-30 12:04:13,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 12:04:13,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:13,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:13,506 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:13,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:13,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-09-30 12:04:13,770 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-09-30 12:04:13,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 12:04:13,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:13,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:13,891 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:14,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:14,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2018-09-30 12:04:14,532 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2018-09-30 12:04:14,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 12:04:14,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:14,755 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:15,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:15,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-09-30 12:04:15,057 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-09-30 12:04:15,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 12:04:15,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:15,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:15,360 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:15,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:15,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2018-09-30 12:04:15,949 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2018-09-30 12:04:15,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 12:04:15,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:15,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:16,098 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:16,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:16,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-09-30 12:04:16,321 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-09-30 12:04:16,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-30 12:04:16,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:16,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:16,432 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:16,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:16,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2018-09-30 12:04:16,653 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2018-09-30 12:04:16,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 12:04:16,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:16,813 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:17,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:17,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-09-30 12:04:17,146 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-09-30 12:04:17,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 12:04:17,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:17,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:17,270 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:17,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:17,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2018-09-30 12:04:17,732 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2018-09-30 12:04:17,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 12:04:17,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:17,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:17,884 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:18,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:18,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-09-30 12:04:18,195 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-09-30 12:04:18,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-30 12:04:18,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:18,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:18,397 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:18,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:18,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2018-09-30 12:04:18,651 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2018-09-30 12:04:18,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 12:04:18,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:18,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:19,069 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:19,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:19,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-09-30 12:04:19,310 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-09-30 12:04:19,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-30 12:04:19,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:19,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:19,469 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:19,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:19,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2018-09-30 12:04:19,771 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2018-09-30 12:04:19,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 12:04:19,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:19,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:19,891 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:20,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:20,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-09-30 12:04:20,239 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-09-30 12:04:20,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-30 12:04:20,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:20,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:20,868 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:21,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:21,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 30 states and 31 transitions. [2018-09-30 12:04:21,195 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2018-09-30 12:04:21,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 12:04:21,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:21,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:21,318 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:22,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:22,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-09-30 12:04:22,071 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-09-30 12:04:22,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-30 12:04:22,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:22,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:22,353 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:22,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:22,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2018-09-30 12:04:22,805 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2018-09-30 12:04:22,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 12:04:22,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:22,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:23,019 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:23,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:23,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-09-30 12:04:23,470 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-09-30 12:04:23,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-30 12:04:23,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:23,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:24,164 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:24,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:24,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 34 states and 35 transitions. [2018-09-30 12:04:24,518 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2018-09-30 12:04:24,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 12:04:24,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:24,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:24,685 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:25,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:25,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-09-30 12:04:25,442 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-09-30 12:04:25,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-30 12:04:25,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:25,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:26,304 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:26,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:26,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 36 states and 37 transitions. [2018-09-30 12:04:26,919 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2018-09-30 12:04:26,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 12:04:26,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:26,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:27,221 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:28,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:28,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-09-30 12:04:28,041 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-09-30 12:04:28,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-30 12:04:28,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:28,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:28,641 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:29,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:29,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 38 states and 39 transitions. [2018-09-30 12:04:29,105 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 39 transitions. [2018-09-30 12:04:29,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 12:04:29,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:29,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:29,409 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:30,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:30,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-09-30 12:04:30,264 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-09-30 12:04:30,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 12:04:30,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:30,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:30,779 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:31,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:31,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 40 states and 41 transitions. [2018-09-30 12:04:31,275 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 41 transitions. [2018-09-30 12:04:31,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 12:04:31,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:31,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:32,451 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:33,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:33,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-09-30 12:04:33,044 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-09-30 12:04:33,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 12:04:33,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:33,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:33,270 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:33,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:33,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 42 states and 43 transitions. [2018-09-30 12:04:33,827 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2018-09-30 12:04:33,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 12:04:33,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:33,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:34,242 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:34,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:34,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-09-30 12:04:34,866 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-09-30 12:04:34,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 12:04:34,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:34,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:35,031 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:35,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:35,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 44 states and 45 transitions. [2018-09-30 12:04:35,666 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 45 transitions. [2018-09-30 12:04:35,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 12:04:35,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:35,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:35,933 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:36,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:36,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-09-30 12:04:36,680 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-09-30 12:04:36,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 12:04:36,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:36,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:36,827 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:37,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:37,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 46 states and 47 transitions. [2018-09-30 12:04:37,641 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 47 transitions. [2018-09-30 12:04:37,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 12:04:37,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:37,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:37,838 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:38,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:38,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-09-30 12:04:38,574 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-09-30 12:04:38,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 12:04:38,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:38,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:38,873 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:39,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:39,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 48 states and 49 transitions. [2018-09-30 12:04:39,716 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2018-09-30 12:04:39,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 12:04:39,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:39,924 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:40,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:40,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-09-30 12:04:40,769 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-09-30 12:04:40,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 12:04:40,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:40,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:40,965 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:41,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:41,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 50 states and 51 transitions. [2018-09-30 12:04:41,833 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 51 transitions. [2018-09-30 12:04:41,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 12:04:41,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:41,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:42,268 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:43,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:43,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-09-30 12:04:43,389 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-09-30 12:04:43,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 12:04:43,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:43,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:43,692 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:44,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:44,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 52 states and 53 transitions. [2018-09-30 12:04:44,616 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 53 transitions. [2018-09-30 12:04:44,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 12:04:44,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:44,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:44,871 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:45,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:45,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-09-30 12:04:45,860 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-09-30 12:04:45,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 12:04:45,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:45,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:46,207 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:47,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:47,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 54 states and 55 transitions. [2018-09-30 12:04:47,320 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 55 transitions. [2018-09-30 12:04:47,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 12:04:47,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:47,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:47,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:48,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:48,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-09-30 12:04:48,722 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-09-30 12:04:48,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 12:04:48,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:48,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:48,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:50,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:50,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 56 states and 57 transitions. [2018-09-30 12:04:50,119 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 57 transitions. [2018-09-30 12:04:50,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 12:04:50,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:50,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:50,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:51,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:51,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-09-30 12:04:51,988 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-09-30 12:04:51,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 12:04:51,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:51,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:52,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:53,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:53,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 58 states and 59 transitions. [2018-09-30 12:04:53,670 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 59 transitions. [2018-09-30 12:04:53,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 12:04:53,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:53,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:53,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:55,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:55,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-09-30 12:04:55,242 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-09-30 12:04:55,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 12:04:55,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:55,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:55,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:57,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:57,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 60 transitions. [2018-09-30 12:04:57,810 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 60 transitions. [2018-09-30 12:04:57,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 12:04:57,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:57,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:04:58,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:04:59,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:04:59,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 61 transitions. [2018-09-30 12:04:59,704 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 61 transitions. [2018-09-30 12:04:59,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 12:04:59,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:04:59,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:00,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:01,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:01,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 62 transitions. [2018-09-30 12:05:01,634 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 62 transitions. [2018-09-30 12:05:01,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 12:05:01,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:01,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:02,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:03,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:03,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 63 transitions. [2018-09-30 12:05:03,710 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 63 transitions. [2018-09-30 12:05:03,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 12:05:03,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:03,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:04,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:05,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:05,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 64 transitions. [2018-09-30 12:05:05,875 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 64 transitions. [2018-09-30 12:05:05,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 12:05:05,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:05,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:06,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:07,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:07,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 65 transitions. [2018-09-30 12:05:07,825 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 65 transitions. [2018-09-30 12:05:07,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 12:05:07,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:07,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:08,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:10,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:10,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 66 transitions. [2018-09-30 12:05:10,081 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 66 transitions. [2018-09-30 12:05:10,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 12:05:10,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:10,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:10,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:12,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:12,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 67 transitions. [2018-09-30 12:05:12,723 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 67 transitions. [2018-09-30 12:05:12,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 12:05:12,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:12,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:13,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:15,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:15,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 68 transitions. [2018-09-30 12:05:15,483 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 68 transitions. [2018-09-30 12:05:15,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 12:05:15,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:15,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:15,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:17,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:17,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 69 transitions. [2018-09-30 12:05:17,770 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 69 transitions. [2018-09-30 12:05:17,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 12:05:17,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:17,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:18,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:20,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:20,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 70 transitions. [2018-09-30 12:05:20,169 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 70 transitions. [2018-09-30 12:05:20,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-30 12:05:20,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:20,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:20,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:22,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:22,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 71 transitions. [2018-09-30 12:05:22,722 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 71 transitions. [2018-09-30 12:05:22,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-30 12:05:22,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:22,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:23,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:25,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:25,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 72 transitions. [2018-09-30 12:05:25,508 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 72 transitions. [2018-09-30 12:05:25,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-30 12:05:25,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:25,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:25,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:28,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:28,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 73 transitions. [2018-09-30 12:05:28,129 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 73 transitions. [2018-09-30 12:05:28,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-30 12:05:28,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:28,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:28,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:37,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:37,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 74 transitions. [2018-09-30 12:05:37,494 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 74 transitions. [2018-09-30 12:05:37,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-30 12:05:37,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:37,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:37,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:40,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:40,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 75 transitions. [2018-09-30 12:05:40,255 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 75 transitions. [2018-09-30 12:05:40,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-30 12:05:40,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:40,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:40,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:43,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:43,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 76 transitions. [2018-09-30 12:05:43,200 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 76 transitions. [2018-09-30 12:05:43,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-30 12:05:43,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:43,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:43,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:46,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:46,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 77 transitions. [2018-09-30 12:05:46,102 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 77 transitions. [2018-09-30 12:05:46,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-30 12:05:46,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:46,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:46,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:49,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:49,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 78 transitions. [2018-09-30 12:05:49,277 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 78 transitions. [2018-09-30 12:05:49,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-30 12:05:49,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:49,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:49,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:52,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:52,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 79 transitions. [2018-09-30 12:05:52,491 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 79 transitions. [2018-09-30 12:05:52,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-30 12:05:52,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:52,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:52,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:55,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:55,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 80 transitions. [2018-09-30 12:05:55,679 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 80 transitions. [2018-09-30 12:05:55,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-30 12:05:55,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:55,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:55,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:59,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:59,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 81 transitions. [2018-09-30 12:05:59,002 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 81 transitions. [2018-09-30 12:05:59,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-30 12:05:59,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:59,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:59,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:02,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:02,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 82 transitions. [2018-09-30 12:06:02,520 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 82 transitions. [2018-09-30 12:06:02,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-30 12:06:02,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:02,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:02,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:05,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:05,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 83 transitions. [2018-09-30 12:06:05,967 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 83 transitions. [2018-09-30 12:06:05,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-30 12:06:05,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:05,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:06,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:09,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:09,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 84 transitions. [2018-09-30 12:06:09,540 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 84 transitions. [2018-09-30 12:06:09,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-30 12:06:09,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:09,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:09,903 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:13,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:13,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 85 transitions. [2018-09-30 12:06:13,222 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 85 transitions. [2018-09-30 12:06:13,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-30 12:06:13,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:13,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:13,534 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:16,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:16,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 86 transitions. [2018-09-30 12:06:16,965 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 86 transitions. [2018-09-30 12:06:16,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-30 12:06:16,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:16,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:17,348 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:20,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:20,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 87 transitions. [2018-09-30 12:06:20,861 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 87 transitions. [2018-09-30 12:06:20,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-30 12:06:20,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:20,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:21,239 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:24,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:24,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 88 transitions. [2018-09-30 12:06:24,902 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 88 transitions. [2018-09-30 12:06:24,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-30 12:06:24,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:24,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:25,263 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:28,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:28,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 89 transitions. [2018-09-30 12:06:28,993 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 89 transitions. [2018-09-30 12:06:28,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-30 12:06:28,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:29,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:29,310 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:33,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:33,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 90 transitions. [2018-09-30 12:06:33,078 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 90 transitions. [2018-09-30 12:06:33,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-30 12:06:33,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:33,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:33,413 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:37,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:37,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 91 transitions. [2018-09-30 12:06:37,312 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 91 transitions. [2018-09-30 12:06:37,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-30 12:06:37,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:37,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:37,665 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:41,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:41,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 92 transitions. [2018-09-30 12:06:41,643 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 92 transitions. [2018-09-30 12:06:41,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-30 12:06:41,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:41,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:42,045 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:46,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:46,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 93 transitions. [2018-09-30 12:06:46,153 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 93 transitions. [2018-09-30 12:06:46,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-30 12:06:46,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:46,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:46,597 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:50,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:50,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 94 transitions. [2018-09-30 12:06:50,939 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 94 transitions. [2018-09-30 12:06:50,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-30 12:06:50,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:50,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:51,281 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:55,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:55,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 95 transitions. [2018-09-30 12:06:55,717 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 95 transitions. [2018-09-30 12:06:55,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-30 12:06:55,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:56,077 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:00,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:00,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 96 transitions. [2018-09-30 12:07:00,546 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 96 transitions. [2018-09-30 12:07:00,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-30 12:07:00,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:00,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:00,978 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:05,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:05,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 97 transitions. [2018-09-30 12:07:05,537 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 97 transitions. [2018-09-30 12:07:05,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-30 12:07:05,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:05,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:05,946 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:10,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:10,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 98 transitions. [2018-09-30 12:07:10,604 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 98 transitions. [2018-09-30 12:07:10,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-30 12:07:10,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:10,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:11,011 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:15,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:15,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 99 transitions. [2018-09-30 12:07:15,718 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 99 transitions. [2018-09-30 12:07:15,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-30 12:07:15,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:15,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:16,110 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:20,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:20,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 100 transitions. [2018-09-30 12:07:20,990 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 100 transitions. [2018-09-30 12:07:20,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-30 12:07:20,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:21,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:21,476 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:26,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:26,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 101 transitions. [2018-09-30 12:07:26,496 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 101 transitions. [2018-09-30 12:07:26,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-30 12:07:26,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:26,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:26,913 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:32,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:32,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 102 transitions. [2018-09-30 12:07:32,075 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 102 transitions. [2018-09-30 12:07:32,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-30 12:07:32,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:32,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:32,457 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:37,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:37,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 103 transitions. [2018-09-30 12:07:37,666 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 103 transitions. [2018-09-30 12:07:37,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-30 12:07:37,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:37,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:38,061 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:43,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:43,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 104 transitions. [2018-09-30 12:07:43,463 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 104 transitions. [2018-09-30 12:07:43,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-30 12:07:43,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:43,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:43,852 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:49,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:49,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 105 transitions. [2018-09-30 12:07:49,346 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 105 transitions. [2018-09-30 12:07:49,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-30 12:07:49,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:49,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:49,743 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:55,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:55,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 106 transitions. [2018-09-30 12:07:55,418 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 106 transitions. [2018-09-30 12:07:55,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-30 12:07:55,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:55,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:55,857 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:01,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:01,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 107 states and 106 transitions. [2018-09-30 12:08:01,683 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 106 transitions. [2018-09-30 12:08:01,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-30 12:08:01,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:01,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-09-30 12:08:24,416 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-09-30 12:08:24,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:24,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 12:08:24,507 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-30 12:08:24,507 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-30 12:08:24,509 INFO L168 Benchmark]: Toolchain (without parser) took 255297.73 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 115.3 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 155.0 MB). Peak memory consumption was 270.4 MB. Max. memory is 7.1 GB. [2018-09-30 12:08:24,511 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 12:08:24,511 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.39 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 12:08:24,511 INFO L168 Benchmark]: Boogie Preprocessor took 23.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 12:08:24,512 INFO L168 Benchmark]: RCFGBuilder took 413.89 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-30 12:08:24,512 INFO L168 Benchmark]: CodeCheck took 254811.72 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 115.3 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 133.9 MB). Peak memory consumption was 249.2 MB. Max. memory is 7.1 GB. [2018-09-30 12:08:24,516 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 XnfDer was eliminating 2 quantified variables from 4 xjuncts. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.39 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 413.89 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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 254811.72 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 115.3 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 133.9 MB). Peak memory consumption was 249.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/BeyerHenzingerMajumdarRybalchenko-PLDI2007-Figure4.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_12-08-24-527.csv Completed graceful shutdown