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/MonadicInvariant01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b2fde6a [2018-09-28 11:49:21,065 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 11:49:21,067 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 11:49:21,080 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 11:49:21,081 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 11:49:21,084 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 11:49:21,085 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 11:49:21,087 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 11:49:21,089 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 11:49:21,090 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 11:49:21,091 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 11:49:21,091 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 11:49:21,092 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 11:49:21,093 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 11:49:21,094 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 11:49:21,095 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 11:49:21,096 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 11:49:21,099 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 11:49:21,101 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 11:49:21,103 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 11:49:21,107 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 11:49:21,109 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 11:49:21,114 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 11:49:21,114 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 11:49:21,114 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 11:49:21,115 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 11:49:21,116 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 11:49:21,118 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 11:49:21,119 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 11:49:21,120 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 11:49:21,120 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 11:49:21,123 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 11:49:21,123 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 11:49:21,124 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 11:49:21,125 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 11:49:21,125 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 11:49:21,127 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-28 11:49:21,153 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 11:49:21,153 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 11:49:21,154 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 11:49:21,154 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 11:49:21,155 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 11:49:21,155 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 11:49:21,155 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 11:49:21,156 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 11:49:21,156 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 11:49:21,156 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 11:49:21,156 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 11:49:21,156 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 11:49:21,157 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 11:49:21,157 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 11:49:21,157 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 11:49:21,157 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 11:49:21,157 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 11:49:21,158 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-28 11:49:21,158 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-28 11:49:21,158 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-28 11:49:21,158 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 11:49:21,158 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 11:49:21,159 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:49:21,159 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 11:49:21,159 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 11:49:21,159 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 11:49:21,159 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-28 11:49:21,160 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 11:49:21,160 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 11:49:21,160 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 11:49:21,218 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 11:49:21,232 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 11:49:21,238 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 11:49:21,240 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 11:49:21,240 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 11:49:21,241 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/MonadicInvariant01.bpl [2018-09-28 11:49:21,241 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/MonadicInvariant01.bpl' [2018-09-28 11:49:21,297 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 11:49:21,301 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 11:49:21,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 11:49:21,302 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 11:49:21,302 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 11:49:21,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:49:21" (1/1) ... [2018-09-28 11:49:21,337 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:49:21" (1/1) ... [2018-09-28 11:49:21,342 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-28 11:49:21,342 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-28 11:49:21,343 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-28 11:49:21,345 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 11:49:21,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 11:49:21,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 11:49:21,346 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 11:49:21,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:49:21" (1/1) ... [2018-09-28 11:49:21,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:49:21" (1/1) ... [2018-09-28 11:49:21,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:49:21" (1/1) ... [2018-09-28 11:49:21,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:49:21" (1/1) ... [2018-09-28 11:49:21,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:49:21" (1/1) ... [2018-09-28 11:49:21,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:49:21" (1/1) ... [2018-09-28 11:49:21,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:49:21" (1/1) ... [2018-09-28 11:49:21,369 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 11:49:21,370 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 11:49:21,370 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 11:49:21,370 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 11:49:21,371 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:49:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:49:21,443 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-28 11:49:21,444 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-28 11:49:21,444 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-28 11:49:21,635 INFO L350 CfgBuilder]: Using library mode [2018-09-28 11:49:21,635 INFO L202 PluginConnector]: Adding new model MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:49:21 BoogieIcfgContainer [2018-09-28 11:49:21,636 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 11:49:21,636 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-28 11:49:21,637 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-28 11:49:21,648 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-28 11:49:21,648 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:49:21" (1/1) ... [2018-09-28 11:49:21,662 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-28 11:49:21,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:21,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-28 11:49:21,704 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-28 11:49:21,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-28 11:49:21,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:21,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:21,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:22,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:22,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-09-28 11:49:22,257 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-09-28 11:49:22,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 11:49:22,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:22,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:22,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:22,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:22,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-09-28 11:49:22,944 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-09-28 11:49:22,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 11:49:22,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:22,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:22,988 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:23,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:23,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-09-28 11:49:23,595 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-09-28 11:49:23,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:49:23,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:23,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:23,850 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:24,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:24,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-09-28 11:49:24,217 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-09-28 11:49:24,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:49:24,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:24,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:24,288 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:24,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:24,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-09-28 11:49:24,599 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-09-28 11:49:24,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:49:24,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:24,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:24,786 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:25,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:25,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-09-28 11:49:25,239 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-09-28 11:49:25,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-28 11:49:25,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:25,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:25,303 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:25,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:25,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-09-28 11:49:25,673 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-09-28 11:49:25,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-28 11:49:25,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:25,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:25,737 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:26,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:26,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-09-28 11:49:26,790 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-09-28 11:49:26,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-28 11:49:26,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:26,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:26,895 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:27,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:27,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-09-28 11:49:27,558 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-09-28 11:49:27,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-28 11:49:27,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:27,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:27,649 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:28,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:28,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-09-28 11:49:28,580 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-09-28 11:49:28,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-28 11:49:28,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:28,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:28,654 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:29,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:29,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-09-28 11:49:29,434 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-09-28 11:49:29,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-28 11:49:29,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:29,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:29,534 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:30,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:30,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-09-28 11:49:30,409 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-09-28 11:49:30,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-28 11:49:30,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:30,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:30,534 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:31,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:31,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-09-28 11:49:31,019 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-09-28 11:49:31,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-28 11:49:31,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:31,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:31,214 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:31,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:31,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-09-28 11:49:31,662 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-09-28 11:49:31,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-28 11:49:31,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:31,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:31,779 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:32,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:32,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-09-28 11:49:32,585 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-09-28 11:49:32,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-28 11:49:32,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:32,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:32,815 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:33,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:33,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-09-28 11:49:33,273 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-09-28 11:49:33,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-28 11:49:33,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:33,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:33,455 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:34,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:34,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-09-28 11:49:34,256 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-09-28 11:49:34,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-28 11:49:34,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:34,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:34,365 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:34,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:34,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-09-28 11:49:34,885 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-09-28 11:49:34,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-28 11:49:34,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:34,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:35,287 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:35,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:35,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-09-28 11:49:35,904 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-09-28 11:49:35,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-28 11:49:35,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:35,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:36,035 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:36,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:36,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-09-28 11:49:36,538 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-09-28 11:49:36,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-28 11:49:36,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:36,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:36,631 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:37,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:37,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-09-28 11:49:37,424 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-09-28 11:49:37,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-28 11:49:37,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:37,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:38,317 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:38,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:38,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-09-28 11:49:38,982 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-09-28 11:49:38,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-28 11:49:38,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:38,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:39,109 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:39,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:39,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-09-28 11:49:39,685 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-09-28 11:49:39,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-28 11:49:39,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:39,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:39,873 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:40,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:40,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-09-28 11:49:40,578 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-09-28 11:49:40,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-28 11:49:40,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:40,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:40,791 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:41,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:41,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-09-28 11:49:41,426 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-09-28 11:49:41,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-28 11:49:41,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:41,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:41,559 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:42,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:42,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-09-28 11:49:42,251 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-09-28 11:49:42,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-28 11:49:42,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:42,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:42,364 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:43,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:43,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-09-28 11:49:43,095 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-09-28 11:49:43,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 11:49:43,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:43,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:43,235 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:44,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:44,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 61 states and 62 transitions. [2018-09-28 11:49:44,095 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2018-09-28 11:49:44,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-28 11:49:44,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:44,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:44,270 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:45,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:45,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 63 states and 64 transitions. [2018-09-28 11:49:45,579 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2018-09-28 11:49:45,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-28 11:49:45,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:45,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:45,783 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:46,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:46,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2018-09-28 11:49:46,700 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2018-09-28 11:49:46,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-28 11:49:46,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:46,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:47,042 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:47,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:47,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 67 states and 68 transitions. [2018-09-28 11:49:47,806 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 68 transitions. [2018-09-28 11:49:47,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-28 11:49:47,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:47,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:47,967 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:49,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:49,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2018-09-28 11:49:49,091 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2018-09-28 11:49:49,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-28 11:49:49,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:49,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:49,407 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:50,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:50,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 71 states and 72 transitions. [2018-09-28 11:49:50,268 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions. [2018-09-28 11:49:50,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-28 11:49:50,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:50,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:50,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:51,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:51,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 73 states and 74 transitions. [2018-09-28 11:49:51,478 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2018-09-28 11:49:51,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-28 11:49:51,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:51,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:51,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:52,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:52,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 75 states and 76 transitions. [2018-09-28 11:49:52,786 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2018-09-28 11:49:52,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-28 11:49:52,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:52,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:52,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:54,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:54,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2018-09-28 11:49:54,083 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2018-09-28 11:49:54,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-28 11:49:54,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:54,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:54,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:55,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:55,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 79 states and 80 transitions. [2018-09-28 11:49:55,224 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 80 transitions. [2018-09-28 11:49:55,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-28 11:49:55,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:55,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:56,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:57,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:57,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 81 states and 82 transitions. [2018-09-28 11:49:57,152 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 82 transitions. [2018-09-28 11:49:57,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-28 11:49:57,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:57,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:58,312 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:59,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:59,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2018-09-28 11:49:59,421 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2018-09-28 11:49:59,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-28 11:49:59,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:59,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:59,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:00,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:00,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 85 states and 86 transitions. [2018-09-28 11:50:00,883 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 86 transitions. [2018-09-28 11:50:00,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-28 11:50:00,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:00,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:01,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:02,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:02,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 87 states and 88 transitions. [2018-09-28 11:50:02,387 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 88 transitions. [2018-09-28 11:50:02,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-28 11:50:02,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:02,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:02,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:03,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:03,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 89 states and 90 transitions. [2018-09-28 11:50:03,734 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2018-09-28 11:50:03,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-28 11:50:03,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:03,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:03,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:05,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:05,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 91 states and 92 transitions. [2018-09-28 11:50:05,116 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 92 transitions. [2018-09-28 11:50:05,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-28 11:50:05,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:05,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:05,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:06,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:06,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 93 states and 94 transitions. [2018-09-28 11:50:06,798 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 94 transitions. [2018-09-28 11:50:06,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-28 11:50:06,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:06,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:07,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:08,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:08,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 95 states and 96 transitions. [2018-09-28 11:50:08,228 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 96 transitions. [2018-09-28 11:50:08,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-28 11:50:08,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:08,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:08,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:10,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:10,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2018-09-28 11:50:10,232 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2018-09-28 11:50:10,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-28 11:50:10,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:10,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:10,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:12,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:12,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 99 states and 100 transitions. [2018-09-28 11:50:12,098 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 100 transitions. [2018-09-28 11:50:12,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-28 11:50:12,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:12,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:12,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:17,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:17,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 101 states and 102 transitions. [2018-09-28 11:50:17,125 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-09-28 11:50:17,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-28 11:50:17,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:17,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:17,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:18,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:18,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 103 states and 104 transitions. [2018-09-28 11:50:18,736 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 104 transitions. [2018-09-28 11:50:18,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-28 11:50:18,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:18,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:18,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:20,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:20,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 105 states and 106 transitions. [2018-09-28 11:50:20,441 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 106 transitions. [2018-09-28 11:50:20,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-28 11:50:20,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:20,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:20,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:22,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:22,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 107 states and 108 transitions. [2018-09-28 11:50:22,218 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2018-09-28 11:50:22,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-28 11:50:22,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:22,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:22,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:23,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:23,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 109 states and 110 transitions. [2018-09-28 11:50:23,995 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 110 transitions. [2018-09-28 11:50:23,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-09-28 11:50:23,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:24,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:24,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:25,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:25,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 111 states and 112 transitions. [2018-09-28 11:50:25,771 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 112 transitions. [2018-09-28 11:50:25,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-28 11:50:25,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:25,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:25,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:27,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:27,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 113 states and 114 transitions. [2018-09-28 11:50:27,801 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2018-09-28 11:50:27,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-28 11:50:27,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:27,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:28,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:30,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:30,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 115 states and 116 transitions. [2018-09-28 11:50:30,256 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 116 transitions. [2018-09-28 11:50:30,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-09-28 11:50:30,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:30,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:30,439 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:32,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:32,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 117 states and 118 transitions. [2018-09-28 11:50:32,234 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 118 transitions. [2018-09-28 11:50:32,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-28 11:50:32,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:32,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:33,358 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:35,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:35,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 119 states and 120 transitions. [2018-09-28 11:50:35,186 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 120 transitions. [2018-09-28 11:50:35,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-09-28 11:50:35,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:35,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:35,545 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:37,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:37,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 121 states and 122 transitions. [2018-09-28 11:50:37,416 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 122 transitions. [2018-09-28 11:50:37,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-28 11:50:37,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:37,602 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:39,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:39,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 123 states and 124 transitions. [2018-09-28 11:50:39,405 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 124 transitions. [2018-09-28 11:50:39,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-28 11:50:39,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:39,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:40,408 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:42,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:42,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 125 states and 126 transitions. [2018-09-28 11:50:42,384 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 126 transitions. [2018-09-28 11:50:42,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-09-28 11:50:42,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:42,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:43,403 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:45,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:45,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 127 states and 128 transitions. [2018-09-28 11:50:45,348 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 128 transitions. [2018-09-28 11:50:45,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-28 11:50:45,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:45,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:45,550 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:47,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:47,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 129 states and 130 transitions. [2018-09-28 11:50:47,635 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 130 transitions. [2018-09-28 11:50:47,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-09-28 11:50:47,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:47,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:47,939 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:49,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:49,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 131 states and 132 transitions. [2018-09-28 11:50:49,996 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 132 transitions. [2018-09-28 11:50:49,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-09-28 11:50:49,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:50,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:50,213 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:52,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:52,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 133 states and 134 transitions. [2018-09-28 11:50:52,381 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 134 transitions. [2018-09-28 11:50:52,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-09-28 11:50:52,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:52,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:52,591 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:54,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:54,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 135 states and 136 transitions. [2018-09-28 11:50:54,802 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 136 transitions. [2018-09-28 11:50:54,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-09-28 11:50:54,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:54,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:55,024 INFO L134 CoverageAnalysis]: Checked inductivity of 4290 backedges. 0 proven. 4290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:57,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:57,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 137 states and 138 transitions. [2018-09-28 11:50:57,369 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 138 transitions. [2018-09-28 11:50:57,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-09-28 11:50:57,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:57,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:57,653 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:59,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:59,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 139 states and 140 transitions. [2018-09-28 11:50:59,951 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 140 transitions. [2018-09-28 11:50:59,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-09-28 11:50:59,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:59,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:00,210 INFO L134 CoverageAnalysis]: Checked inductivity of 4556 backedges. 0 proven. 4556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:02,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:02,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 141 states and 142 transitions. [2018-09-28 11:51:02,596 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 142 transitions. [2018-09-28 11:51:02,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-28 11:51:02,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:02,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:02,821 INFO L134 CoverageAnalysis]: Checked inductivity of 4692 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:05,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:05,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 143 states and 144 transitions. [2018-09-28 11:51:05,279 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 144 transitions. [2018-09-28 11:51:05,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-09-28 11:51:05,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:05,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:05,514 INFO L134 CoverageAnalysis]: Checked inductivity of 4830 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:08,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:08,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 145 states and 146 transitions. [2018-09-28 11:51:08,017 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 146 transitions. [2018-09-28 11:51:08,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-09-28 11:51:08,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:08,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:08,312 INFO L134 CoverageAnalysis]: Checked inductivity of 4970 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:10,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:10,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 147 states and 148 transitions. [2018-09-28 11:51:10,913 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 148 transitions. [2018-09-28 11:51:10,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-28 11:51:10,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:11,164 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 5112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:13,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:13,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 149 states and 150 transitions. [2018-09-28 11:51:13,908 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 150 transitions. [2018-09-28 11:51:13,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-09-28 11:51:13,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:13,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:14,244 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:16,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:16,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 151 states and 152 transitions. [2018-09-28 11:51:16,901 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 152 transitions. [2018-09-28 11:51:16,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-09-28 11:51:16,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:17,196 INFO L134 CoverageAnalysis]: Checked inductivity of 5402 backedges. 0 proven. 5402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:20,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:20,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 153 states and 154 transitions. [2018-09-28 11:51:20,214 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 154 transitions. [2018-09-28 11:51:20,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-09-28 11:51:20,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:20,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:20,546 INFO L134 CoverageAnalysis]: Checked inductivity of 5550 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:23,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:23,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 155 states and 156 transitions. [2018-09-28 11:51:23,938 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 156 transitions. [2018-09-28 11:51:23,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-09-28 11:51:23,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:23,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:24,204 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 5700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:27,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:27,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 157 states and 158 transitions. [2018-09-28 11:51:27,196 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 158 transitions. [2018-09-28 11:51:27,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-09-28 11:51:27,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:27,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:27,976 INFO L134 CoverageAnalysis]: Checked inductivity of 5852 backedges. 0 proven. 5852 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:31,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:31,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 159 states and 160 transitions. [2018-09-28 11:51:31,053 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 160 transitions. [2018-09-28 11:51:31,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-09-28 11:51:31,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:31,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:31,318 INFO L134 CoverageAnalysis]: Checked inductivity of 6006 backedges. 0 proven. 6006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:34,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:34,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 161 states and 162 transitions. [2018-09-28 11:51:34,316 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 162 transitions. [2018-09-28 11:51:34,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-09-28 11:51:34,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:34,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:34,612 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 0 proven. 6162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:37,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:37,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 163 states and 164 transitions. [2018-09-28 11:51:37,665 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 164 transitions. [2018-09-28 11:51:37,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-09-28 11:51:37,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:37,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:38,028 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 0 proven. 6320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:41,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:41,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 165 states and 166 transitions. [2018-09-28 11:51:41,187 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 166 transitions. [2018-09-28 11:51:41,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-09-28 11:51:41,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:41,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:41,561 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:44,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:44,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 167 states and 168 transitions. [2018-09-28 11:51:44,815 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 168 transitions. [2018-09-28 11:51:44,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-09-28 11:51:44,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:44,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:45,100 INFO L134 CoverageAnalysis]: Checked inductivity of 6642 backedges. 0 proven. 6642 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:48,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:48,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 169 states and 170 transitions. [2018-09-28 11:51:48,446 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 170 transitions. [2018-09-28 11:51:48,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-09-28 11:51:48,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:48,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:48,789 INFO L134 CoverageAnalysis]: Checked inductivity of 6806 backedges. 0 proven. 6806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:52,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:52,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 171 states and 172 transitions. [2018-09-28 11:51:52,160 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 172 transitions. [2018-09-28 11:51:52,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-09-28 11:51:52,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:52,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:52,457 INFO L134 CoverageAnalysis]: Checked inductivity of 6972 backedges. 0 proven. 6972 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:55,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:55,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 173 states and 174 transitions. [2018-09-28 11:51:55,968 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 174 transitions. [2018-09-28 11:51:55,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-09-28 11:51:55,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:55,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:51:56,365 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:51:59,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:51:59,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 175 states and 176 transitions. [2018-09-28 11:51:59,926 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 176 transitions. [2018-09-28 11:51:59,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-09-28 11:51:59,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:51:59,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:00,258 INFO L134 CoverageAnalysis]: Checked inductivity of 7310 backedges. 0 proven. 7310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:03,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:03,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 177 states and 178 transitions. [2018-09-28 11:52:03,887 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 178 transitions. [2018-09-28 11:52:03,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-09-28 11:52:03,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:03,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:04,214 INFO L134 CoverageAnalysis]: Checked inductivity of 7482 backedges. 0 proven. 7482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:07,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:07,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 179 states and 180 transitions. [2018-09-28 11:52:07,958 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 180 transitions. [2018-09-28 11:52:07,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-09-28 11:52:07,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:07,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:08,396 INFO L134 CoverageAnalysis]: Checked inductivity of 7656 backedges. 0 proven. 7656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:12,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:12,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 181 states and 182 transitions. [2018-09-28 11:52:12,259 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 182 transitions. [2018-09-28 11:52:12,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-09-28 11:52:12,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:12,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:12,675 INFO L134 CoverageAnalysis]: Checked inductivity of 7832 backedges. 0 proven. 7832 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:16,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:16,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 183 states and 184 transitions. [2018-09-28 11:52:16,613 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 184 transitions. [2018-09-28 11:52:16,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-09-28 11:52:16,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:16,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:16,952 INFO L134 CoverageAnalysis]: Checked inductivity of 8010 backedges. 0 proven. 8010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:20,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:20,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 185 states and 186 transitions. [2018-09-28 11:52:20,929 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 186 transitions. [2018-09-28 11:52:20,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-09-28 11:52:20,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:20,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:21,278 INFO L134 CoverageAnalysis]: Checked inductivity of 8190 backedges. 0 proven. 8190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:25,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:25,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 187 states and 188 transitions. [2018-09-28 11:52:25,401 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 188 transitions. [2018-09-28 11:52:25,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-09-28 11:52:25,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:25,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:25,924 INFO L134 CoverageAnalysis]: Checked inductivity of 8372 backedges. 0 proven. 8372 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:30,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:30,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 189 states and 190 transitions. [2018-09-28 11:52:30,116 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 190 transitions. [2018-09-28 11:52:30,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-09-28 11:52:30,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:30,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:30,502 INFO L134 CoverageAnalysis]: Checked inductivity of 8556 backedges. 0 proven. 8556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:34,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:34,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 191 states and 192 transitions. [2018-09-28 11:52:34,802 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 192 transitions. [2018-09-28 11:52:34,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-09-28 11:52:34,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:34,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:35,170 INFO L134 CoverageAnalysis]: Checked inductivity of 8742 backedges. 0 proven. 8742 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:39,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:39,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 193 states and 194 transitions. [2018-09-28 11:52:39,597 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 194 transitions. [2018-09-28 11:52:39,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-09-28 11:52:39,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:39,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:40,001 INFO L134 CoverageAnalysis]: Checked inductivity of 8930 backedges. 0 proven. 8930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:44,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:44,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 195 states and 196 transitions. [2018-09-28 11:52:44,485 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 196 transitions. [2018-09-28 11:52:44,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-09-28 11:52:44,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:44,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:44,912 INFO L134 CoverageAnalysis]: Checked inductivity of 9120 backedges. 0 proven. 9120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:49,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:49,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 197 states and 198 transitions. [2018-09-28 11:52:49,496 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 198 transitions. [2018-09-28 11:52:49,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-09-28 11:52:49,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:49,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:49,906 INFO L134 CoverageAnalysis]: Checked inductivity of 9312 backedges. 0 proven. 9312 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:54,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:54,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 199 states and 200 transitions. [2018-09-28 11:52:54,626 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 200 transitions. [2018-09-28 11:52:54,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-09-28 11:52:54,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:54,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:52:55,062 INFO L134 CoverageAnalysis]: Checked inductivity of 9506 backedges. 0 proven. 9506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:52:59,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:52:59,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 201 states and 202 transitions. [2018-09-28 11:52:59,859 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 202 transitions. [2018-09-28 11:52:59,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-09-28 11:52:59,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:52:59,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:53:00,294 INFO L134 CoverageAnalysis]: Checked inductivity of 9702 backedges. 0 proven. 9702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:53:05,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:53:05,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 203 states and 204 transitions. [2018-09-28 11:53:05,203 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 204 transitions. [2018-09-28 11:53:05,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-09-28 11:53:05,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:53:05,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:53:05,631 INFO L134 CoverageAnalysis]: Checked inductivity of 9900 backedges. 0 proven. 9900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:53:10,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:53:10,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 205 states and 206 transitions. [2018-09-28 11:53:10,630 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 206 transitions. [2018-09-28 11:53:10,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-09-28 11:53:10,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:53:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:53:11,101 INFO L134 CoverageAnalysis]: Checked inductivity of 10100 backedges. 0 proven. 10100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:53:16,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:53:16,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 207 states and 208 transitions. [2018-09-28 11:53:16,228 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 208 transitions. [2018-09-28 11:53:16,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-09-28 11:53:16,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:53:16,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:53:16,675 INFO L134 CoverageAnalysis]: Checked inductivity of 10302 backedges. 0 proven. 10302 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:53:21,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:53:21,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 209 states and 210 transitions. [2018-09-28 11:53:21,891 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 210 transitions. [2018-09-28 11:53:21,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-09-28 11:53:21,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:53:21,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:53:22,332 INFO L134 CoverageAnalysis]: Checked inductivity of 10506 backedges. 0 proven. 10506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:53:27,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:53:27,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 211 states and 212 transitions. [2018-09-28 11:53:27,671 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 212 transitions. [2018-09-28 11:53:27,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-09-28 11:53:27,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:53:27,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:53:28,134 INFO L134 CoverageAnalysis]: Checked inductivity of 10712 backedges. 0 proven. 10712 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:53:33,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:53:33,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 213 states and 214 transitions. [2018-09-28 11:53:33,582 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 214 transitions. [2018-09-28 11:53:33,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-09-28 11:53:33,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:53:33,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:53:34,151 INFO L134 CoverageAnalysis]: Checked inductivity of 10920 backedges. 0 proven. 10920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-28 11:53:39,730 INFO L202 PluginConnector]: Adding new model MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.09 11:53:39 ImpRootNode [2018-09-28 11:53:39,730 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-28 11:53:39,731 INFO L168 Benchmark]: Toolchain (without parser) took 258433.67 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -239.6 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 463.6 MB). Peak memory consumption was 224.0 MB. Max. memory is 7.1 GB. [2018-09-28 11:53:39,733 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:53:39,733 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.88 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:53:39,734 INFO L168 Benchmark]: Boogie Preprocessor took 23.43 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:53:39,734 INFO L168 Benchmark]: RCFGBuilder took 265.83 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-28 11:53:39,736 INFO L168 Benchmark]: CodeCheck took 258094.25 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -239.6 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 442.4 MB). Peak memory consumption was 202.8 MB. Max. memory is 7.1 GB. [2018-09-28 11:53:39,738 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 25]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 25) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. UNKNOWN Result, 258.0s OverallTime, 105 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, -4 SDslu, 0 SDs, 0 SdLazy, -20 SolverSat, -8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 120.2s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 26.4s InterpolantComputationTime, 11235 NumberOfCodeBlocks, 11235 NumberOfCodeBlocksAsserted, 105 NumberOfCheckSat, 11130 ConstructedInterpolants, 0 QuantifiedInterpolants, 7828100 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 105 InterpolantComputations, 1 PerfectInterpolantSequences, 0/385840 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.88 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.43 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 265.83 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 258094.25 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -239.6 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 442.4 MB). Peak memory consumption was 202.8 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/MonadicInvariant01.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-28_11-53-39-749.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/MonadicInvariant01.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-28_11-53-39-749.csv Completed graceful shutdown