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/codeblockAssertOrder01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f [2018-10-04 13:57:48,121 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:57:48,123 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:57:48,141 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:57:48,141 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:57:48,143 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:57:48,144 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:57:48,146 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:57:48,151 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:57:48,153 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:57:48,154 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:57:48,155 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:57:48,156 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:57:48,157 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:57:48,164 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:57:48,165 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:57:48,169 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:57:48,172 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:57:48,174 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:57:48,178 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:57:48,180 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:57:48,181 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:57:48,183 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:57:48,184 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:57:48,185 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:57:48,186 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:57:48,187 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:57:48,189 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:57:48,190 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:57:48,191 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:57:48,192 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:57:48,192 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:57:48,192 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:57:48,193 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:57:48,194 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:57:48,194 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:57:48,195 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 [2018-10-04 13:57:48,211 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:57:48,211 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:57:48,212 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:57:48,213 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:57:48,213 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:57:48,213 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:57:48,214 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:57:48,214 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:57:48,214 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:57:48,214 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:57:48,214 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:57:48,214 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:57:48,215 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:57:48,216 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:57:48,216 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:57:48,216 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:57:48,216 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:57:48,217 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:57:48,217 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:57:48,217 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 13:57:48,217 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:57:48,217 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:57:48,217 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:57:48,219 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:57:48,219 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:57:48,219 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:57:48,220 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:57:48,220 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:57:48,220 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:57:48,220 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:57:48,284 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:57:48,298 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:57:48,305 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:57:48,306 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:57:48,307 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:57:48,308 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/codeblockAssertOrder01.bpl [2018-10-04 13:57:48,308 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/codeblockAssertOrder01.bpl' [2018-10-04 13:57:48,362 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:57:48,364 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:57:48,364 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:57:48,365 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:57:48,365 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:57:48,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:57:48" (1/1) ... [2018-10-04 13:57:48,398 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:57:48" (1/1) ... [2018-10-04 13:57:48,402 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-04 13:57:48,403 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-04 13:57:48,403 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-04 13:57:48,405 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:57:48,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:57:48,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:57:48,406 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:57:48,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:57:48" (1/1) ... [2018-10-04 13:57:48,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:57:48" (1/1) ... [2018-10-04 13:57:48,417 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:57:48" (1/1) ... [2018-10-04 13:57:48,417 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:57:48" (1/1) ... [2018-10-04 13:57:48,419 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:57:48" (1/1) ... [2018-10-04 13:57:48,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:57:48" (1/1) ... [2018-10-04 13:57:48,426 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:57:48" (1/1) ... [2018-10-04 13:57:48,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:57:48,429 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:57:48,429 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:57:48,429 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:57:48,433 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:57:48" (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 [2018-10-04 13:57:48,493 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-04 13:57:48,493 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-04 13:57:48,775 INFO L338 CfgBuilder]: Using library mode [2018-10-04 13:57:48,776 INFO L202 PluginConnector]: Adding new model codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:57:48 BoogieIcfgContainer [2018-10-04 13:57:48,777 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:57:48,778 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:57:48,778 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:57:48,792 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:57:48,792 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:57:48" (1/1) ... [2018-10-04 13:57:48,811 INFO L108 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 13:57:48,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:48,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-04 13:57:48,857 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-04 13:57:48,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 13:57:48,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:48,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:49,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:49,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:49,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-04 13:57:49,262 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-04 13:57:49,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 13:57:49,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:49,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:49,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:49,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-10-04 13:57:49,537 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-10-04 13:57:49,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 13:57:49,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:49,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:49,633 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:49,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:49,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-10-04 13:57:49,994 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-10-04 13:57:49,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:57:49,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:50,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:50,055 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:50,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:50,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-10-04 13:57:50,347 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-10-04 13:57:50,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:57:50,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:50,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:50,448 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:51,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:51,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2018-10-04 13:57:51,022 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2018-10-04 13:57:51,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:57:51,023 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:51,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:51,113 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:51,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:51,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-10-04 13:57:51,348 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-10-04 13:57:51,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:57:51,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:51,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:51,436 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:51,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:51,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2018-10-04 13:57:51,614 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2018-10-04 13:57:51,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:57:51,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:51,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:51,712 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:51,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:51,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-10-04 13:57:51,990 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-10-04 13:57:51,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:57:51,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:52,103 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:52,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:52,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2018-10-04 13:57:52,268 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2018-10-04 13:57:52,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:57:52,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:52,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:52,363 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:52,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:52,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-10-04 13:57:52,595 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-10-04 13:57:52,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:57:52,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:52,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:52,682 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:53,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:53,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2018-10-04 13:57:53,366 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-10-04 13:57:53,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:57:53,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:53,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:53,615 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:53,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:53,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-10-04 13:57:53,974 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-10-04 13:57:53,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-04 13:57:53,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:53,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:54,056 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:54,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:54,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2018-10-04 13:57:54,491 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2018-10-04 13:57:54,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:57:54,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:54,587 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:54,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:54,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-10-04 13:57:54,752 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-10-04 13:57:54,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-04 13:57:54,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:54,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:54,852 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:55,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:55,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2018-10-04 13:57:55,036 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2018-10-04 13:57:55,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:57:55,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:55,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:55,159 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:55,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:55,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-10-04 13:57:55,378 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-10-04 13:57:55,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-04 13:57:55,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:55,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:55,479 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:55,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:55,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2018-10-04 13:57:55,674 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2018-10-04 13:57:55,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 13:57:55,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:55,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:55,784 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:56,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:56,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-10-04 13:57:56,091 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-10-04 13:57:56,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-04 13:57:56,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:56,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:56,229 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:56,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:56,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2018-10-04 13:57:56,628 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2018-10-04 13:57:56,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:57:56,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:56,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:56,780 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:57,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:57,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-10-04 13:57:57,311 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-10-04 13:57:57,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-04 13:57:57,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:57,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:57,407 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:57,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:57,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2018-10-04 13:57:57,610 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2018-10-04 13:57:57,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 13:57:57,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:57,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:57,700 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:57,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:57,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-10-04 13:57:57,909 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-10-04 13:57:57,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-04 13:57:57,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:57,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:58,013 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:58,301 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 25 new depth: 25 [2018-10-04 13:57:58,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:58,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2018-10-04 13:57:58,321 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2018-10-04 13:57:58,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 13:57:58,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:58,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:58,525 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:58,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:58,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-10-04 13:57:58,805 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-10-04 13:57:58,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-04 13:57:58,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:58,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:58,897 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:59,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:59,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 30 states and 31 transitions. [2018-10-04 13:57:59,426 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2018-10-04 13:57:59,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 13:57:59,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:59,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:59,767 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:59,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:59,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-10-04 13:57:59,995 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-10-04 13:57:59,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-04 13:57:59,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:00,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:00,126 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:00,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:00,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2018-10-04 13:58:00,394 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2018-10-04 13:58:00,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 13:58:00,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:00,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:00,915 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:01,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:01,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-10-04 13:58:01,615 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-10-04 13:58:01,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-04 13:58:01,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:01,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:01,785 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:02,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:02,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 34 states and 35 transitions. [2018-10-04 13:58:02,518 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2018-10-04 13:58:02,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 13:58:02,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:02,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:02,825 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:03,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:03,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-10-04 13:58:03,080 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-10-04 13:58:03,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-04 13:58:03,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:03,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:03,210 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:03,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:03,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 36 states and 37 transitions. [2018-10-04 13:58:03,519 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2018-10-04 13:58:03,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:58:03,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:03,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:03,835 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:04,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:04,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-10-04 13:58:04,558 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-10-04 13:58:04,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-04 13:58:04,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:04,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:05,412 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:05,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:05,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 38 states and 39 transitions. [2018-10-04 13:58:05,704 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 39 transitions. [2018-10-04 13:58:05,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:58:05,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:05,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:05,858 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:06,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:06,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-10-04 13:58:06,143 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-10-04 13:58:06,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-04 13:58:06,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:06,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:06,504 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:06,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:06,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 40 states and 41 transitions. [2018-10-04 13:58:06,781 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 41 transitions. [2018-10-04 13:58:06,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 13:58:06,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:06,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:07,617 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:07,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:07,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-10-04 13:58:07,965 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-10-04 13:58:07,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-04 13:58:07,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:07,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:08,176 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:08,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:08,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 42 states and 43 transitions. [2018-10-04 13:58:08,488 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2018-10-04 13:58:08,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 13:58:08,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:08,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:08,891 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:09,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:09,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-10-04 13:58:09,406 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-10-04 13:58:09,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-04 13:58:09,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:09,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:09,572 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:10,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:10,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 44 states and 45 transitions. [2018-10-04 13:58:10,813 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 45 transitions. [2018-10-04 13:58:10,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:58:10,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:10,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:11,671 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:12,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:12,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-10-04 13:58:12,018 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-10-04 13:58:12,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-04 13:58:12,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:12,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:12,191 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:12,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:12,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 46 states and 47 transitions. [2018-10-04 13:58:12,537 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 47 transitions. [2018-10-04 13:58:12,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 13:58:12,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:12,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:12,702 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:13,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:13,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-10-04 13:58:13,072 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-10-04 13:58:13,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-04 13:58:13,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:13,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:13,312 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:15,065 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 45 new depth: 44 [2018-10-04 13:58:15,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:15,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 48 states and 49 transitions. [2018-10-04 13:58:15,087 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2018-10-04 13:58:15,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:58:15,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:15,269 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:15,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:15,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-10-04 13:58:15,615 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-10-04 13:58:15,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-04 13:58:15,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:15,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:15,805 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:16,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:16,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 50 states and 51 transitions. [2018-10-04 13:58:16,186 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 51 transitions. [2018-10-04 13:58:16,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:58:16,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:16,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:16,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:16,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:16,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-10-04 13:58:16,907 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-10-04 13:58:16,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 13:58:16,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:16,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:17,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:17,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:17,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 52 states and 53 transitions. [2018-10-04 13:58:17,639 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 53 transitions. [2018-10-04 13:58:17,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:58:17,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:17,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:17,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:18,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:18,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-10-04 13:58:18,206 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-10-04 13:58:18,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 13:58:18,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:18,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:18,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:19,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:19,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 54 states and 55 transitions. [2018-10-04 13:58:19,037 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 55 transitions. [2018-10-04 13:58:19,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 13:58:19,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:19,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:19,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:19,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:19,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-10-04 13:58:19,681 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-10-04 13:58:19,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-04 13:58:19,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:19,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:19,880 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:20,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:20,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 56 states and 57 transitions. [2018-10-04 13:58:20,281 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 57 transitions. [2018-10-04 13:58:20,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:58:20,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:20,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:20,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:21,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:21,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-10-04 13:58:21,021 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-10-04 13:58:21,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 13:58:21,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:21,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:21,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:21,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:21,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 58 states and 59 transitions. [2018-10-04 13:58:21,811 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 59 transitions. [2018-10-04 13:58:21,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:58:21,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:21,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:22,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:23,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:23,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-10-04 13:58:23,106 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-10-04 13:58:23,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 13:58:23,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:23,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:23,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:23,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:23,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 60 states and 61 transitions. [2018-10-04 13:58:23,702 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 61 transitions. [2018-10-04 13:58:23,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:58:23,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:23,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:23,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:24,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:24,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 61 states and 62 transitions. [2018-10-04 13:58:24,419 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2018-10-04 13:58:24,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 13:58:24,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:24,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:24,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:25,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:25,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 62 states and 63 transitions. [2018-10-04 13:58:25,135 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 63 transitions. [2018-10-04 13:58:25,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:58:25,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:25,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:25,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:25,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:25,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 63 states and 64 transitions. [2018-10-04 13:58:25,796 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2018-10-04 13:58:25,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 13:58:25,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:25,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:26,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:26,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:26,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 64 states and 65 transitions. [2018-10-04 13:58:26,541 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 65 transitions. [2018-10-04 13:58:26,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:58:26,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:26,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:27,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:27,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:27,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2018-10-04 13:58:27,549 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2018-10-04 13:58:27,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-04 13:58:27,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:27,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:29,120 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 63 new depth: 62 [2018-10-04 13:58:29,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:29,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 66 states and 67 transitions. [2018-10-04 13:58:29,188 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 67 transitions. [2018-10-04 13:58:29,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:58:29,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:29,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:29,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:29,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:29,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 67 states and 68 transitions. [2018-10-04 13:58:29,827 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 68 transitions. [2018-10-04 13:58:29,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-04 13:58:29,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:29,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:30,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:30,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:30,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 68 states and 69 transitions. [2018-10-04 13:58:30,609 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 69 transitions. [2018-10-04 13:58:30,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-04 13:58:30,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:30,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:30,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:31,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:31,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2018-10-04 13:58:31,289 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2018-10-04 13:58:31,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-04 13:58:31,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:31,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:31,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:32,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:32,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 70 states and 71 transitions. [2018-10-04 13:58:32,068 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 71 transitions. [2018-10-04 13:58:32,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-04 13:58:32,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:32,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:32,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:32,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:32,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 71 states and 72 transitions. [2018-10-04 13:58:32,761 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions. [2018-10-04 13:58:32,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-04 13:58:32,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:32,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:33,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:37,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:37,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 72 states and 73 transitions. [2018-10-04 13:58:37,620 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 73 transitions. [2018-10-04 13:58:37,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-04 13:58:37,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:37,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:37,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:38,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:38,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 73 states and 74 transitions. [2018-10-04 13:58:38,383 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2018-10-04 13:58:38,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-04 13:58:38,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:38,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:39,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:39,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 74 states and 75 transitions. [2018-10-04 13:58:39,088 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 75 transitions. [2018-10-04 13:58:39,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-04 13:58:39,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:39,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:39,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:39,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:39,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 75 states and 76 transitions. [2018-10-04 13:58:39,822 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2018-10-04 13:58:39,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-04 13:58:39,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:40,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:40,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:40,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 76 states and 77 transitions. [2018-10-04 13:58:40,599 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 77 transitions. [2018-10-04 13:58:40,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-04 13:58:40,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:40,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:41,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:42,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:42,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2018-10-04 13:58:42,179 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2018-10-04 13:58:42,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-04 13:58:42,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:42,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:42,868 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:43,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:43,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 78 states and 79 transitions. [2018-10-04 13:58:43,441 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 79 transitions. [2018-10-04 13:58:43,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-04 13:58:43,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:43,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:43,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:44,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:44,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 79 states and 80 transitions. [2018-10-04 13:58:44,241 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 80 transitions. [2018-10-04 13:58:44,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-04 13:58:44,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:44,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:44,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:45,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:45,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 80 states and 81 transitions. [2018-10-04 13:58:45,040 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 81 transitions. [2018-10-04 13:58:45,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-04 13:58:45,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:45,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:45,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:46,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:46,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 81 states and 82 transitions. [2018-10-04 13:58:46,470 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 82 transitions. [2018-10-04 13:58:46,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-04 13:58:46,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:46,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:46,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:47,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:47,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 82 states and 83 transitions. [2018-10-04 13:58:47,293 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 83 transitions. [2018-10-04 13:58:47,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-04 13:58:47,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:47,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:47,492 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:48,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:48,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2018-10-04 13:58:48,096 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2018-10-04 13:58:48,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-04 13:58:48,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:48,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:48,594 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:49,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:49,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 84 states and 85 transitions. [2018-10-04 13:58:49,204 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 85 transitions. [2018-10-04 13:58:49,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-04 13:58:49,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:49,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:49,389 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:50,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:50,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 85 states and 86 transitions. [2018-10-04 13:58:50,092 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 86 transitions. [2018-10-04 13:58:50,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-04 13:58:50,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:50,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:50,426 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:51,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:51,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 86 states and 87 transitions. [2018-10-04 13:58:51,056 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 87 transitions. [2018-10-04 13:58:51,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-04 13:58:51,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:51,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:51,258 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:53,826 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 84 new depth: 83 [2018-10-04 13:58:53,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:53,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 87 states and 88 transitions. [2018-10-04 13:58:53,899 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 88 transitions. [2018-10-04 13:58:53,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-04 13:58:53,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:53,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:54,217 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:54,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:54,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 88 states and 89 transitions. [2018-10-04 13:58:54,859 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 89 transitions. [2018-10-04 13:58:54,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-04 13:58:54,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:54,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:55,063 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:55,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:55,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 89 states and 90 transitions. [2018-10-04 13:58:55,814 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2018-10-04 13:58:55,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-04 13:58:55,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:55,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:56,023 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:56,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:56,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 90 states and 91 transitions. [2018-10-04 13:58:56,684 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 91 transitions. [2018-10-04 13:58:56,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-04 13:58:56,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:56,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:56,906 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:57,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:57,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 91 states and 92 transitions. [2018-10-04 13:58:57,643 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 92 transitions. [2018-10-04 13:58:57,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-04 13:58:57,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:57,868 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:58,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:58,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 92 states and 93 transitions. [2018-10-04 13:58:58,545 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 93 transitions. [2018-10-04 13:58:58,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-04 13:58:58,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:58,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:58,864 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:59,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:59,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 93 states and 94 transitions. [2018-10-04 13:58:59,549 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 94 transitions. [2018-10-04 13:58:59,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-04 13:58:59,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:59,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:59,809 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:00,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:00,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 94 states and 95 transitions. [2018-10-04 13:59:00,505 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 95 transitions. [2018-10-04 13:59:00,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-04 13:59:00,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:00,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:00,728 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:01,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:01,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 95 states and 96 transitions. [2018-10-04 13:59:01,430 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 96 transitions. [2018-10-04 13:59:01,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-04 13:59:01,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:01,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:01,654 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:02,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:02,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 96 states and 97 transitions. [2018-10-04 13:59:02,366 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 97 transitions. [2018-10-04 13:59:02,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-04 13:59:02,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:02,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:02,643 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:03,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:03,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2018-10-04 13:59:03,378 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2018-10-04 13:59:03,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-04 13:59:03,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:03,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:03,778 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:04,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:04,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 98 states and 99 transitions. [2018-10-04 13:59:04,501 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 99 transitions. [2018-10-04 13:59:04,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-04 13:59:04,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:04,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:04,779 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:05,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:05,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 99 states and 100 transitions. [2018-10-04 13:59:05,509 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 100 transitions. [2018-10-04 13:59:05,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-04 13:59:05,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:05,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:05,742 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:06,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:06,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 100 states and 101 transitions. [2018-10-04 13:59:06,483 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 101 transitions. [2018-10-04 13:59:06,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-04 13:59:06,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:06,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:06,732 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:07,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:07,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 101 states and 102 transitions. [2018-10-04 13:59:07,493 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-10-04 13:59:07,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-04 13:59:07,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:07,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:07,773 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:08,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:08,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 102 states and 103 transitions. [2018-10-04 13:59:08,549 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 103 transitions. [2018-10-04 13:59:08,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-04 13:59:08,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:08,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:08,811 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:09,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:09,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 103 states and 104 transitions. [2018-10-04 13:59:09,576 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 104 transitions. [2018-10-04 13:59:09,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-04 13:59:09,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:09,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:09,949 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:10,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:10,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 104 states and 105 transitions. [2018-10-04 13:59:10,726 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 105 transitions. [2018-10-04 13:59:10,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-04 13:59:10,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:10,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:10,996 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:11,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:11,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 105 states and 106 transitions. [2018-10-04 13:59:11,805 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 106 transitions. [2018-10-04 13:59:11,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-04 13:59:11,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:12,109 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:12,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:12,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 106 states and 107 transitions. [2018-10-04 13:59:12,918 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 107 transitions. [2018-10-04 13:59:12,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-04 13:59:12,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:12,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:13,286 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:14,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:14,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 107 states and 108 transitions. [2018-10-04 13:59:14,096 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2018-10-04 13:59:14,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-04 13:59:14,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:14,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:15,023 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 104 new depth: 104 [2018-10-04 13:59:15,042 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:15,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:15,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 108 states and 109 transitions. [2018-10-04 13:59:15,917 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 109 transitions. [2018-10-04 13:59:15,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-04 13:59:15,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:15,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:16,216 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:17,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:17,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 109 states and 110 transitions. [2018-10-04 13:59:17,036 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 110 transitions. [2018-10-04 13:59:17,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-04 13:59:17,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:17,346 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:18,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:18,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 110 states and 111 transitions. [2018-10-04 13:59:18,197 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 111 transitions. [2018-10-04 13:59:18,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-04 13:59:18,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:18,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:18,468 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:19,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:19,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 111 states and 112 transitions. [2018-10-04 13:59:19,299 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 112 transitions. [2018-10-04 13:59:19,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-04 13:59:19,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:19,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:19,576 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:20,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:20,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 112 states and 113 transitions. [2018-10-04 13:59:20,439 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 113 transitions. [2018-10-04 13:59:20,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-04 13:59:20,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:20,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:20,740 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:21,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:21,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 113 states and 114 transitions. [2018-10-04 13:59:21,582 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2018-10-04 13:59:21,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-04 13:59:21,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:21,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:21,981 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:22,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:22,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 114 states and 115 transitions. [2018-10-04 13:59:22,831 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 115 transitions. [2018-10-04 13:59:22,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-04 13:59:22,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:22,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:23,166 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:24,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:24,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 115 states and 116 transitions. [2018-10-04 13:59:24,078 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 116 transitions. [2018-10-04 13:59:24,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-04 13:59:24,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:24,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:24,409 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:25,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:25,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 116 states and 117 transitions. [2018-10-04 13:59:25,284 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 117 transitions. [2018-10-04 13:59:25,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-04 13:59:25,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:25,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:25,769 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:26,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:26,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 117 states and 118 transitions. [2018-10-04 13:59:26,654 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 118 transitions. [2018-10-04 13:59:26,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-04 13:59:26,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:26,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:27,102 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:28,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:28,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 118 states and 119 transitions. [2018-10-04 13:59:28,008 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 119 transitions. [2018-10-04 13:59:28,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-04 13:59:28,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:28,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:28,427 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:29,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:29,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 119 states and 120 transitions. [2018-10-04 13:59:29,346 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 120 transitions. [2018-10-04 13:59:29,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-04 13:59:29,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:29,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:29,654 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:30,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:30,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 120 states and 121 transitions. [2018-10-04 13:59:30,581 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 121 transitions. [2018-10-04 13:59:30,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-04 13:59:30,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:30,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:31,001 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:31,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:31,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 121 states and 122 transitions. [2018-10-04 13:59:31,936 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 122 transitions. [2018-10-04 13:59:31,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-04 13:59:31,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:31,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:32,249 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:33,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:33,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 122 states and 123 transitions. [2018-10-04 13:59:33,184 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 123 transitions. [2018-10-04 13:59:33,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-04 13:59:33,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:33,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:33,516 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:34,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:34,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 123 states and 124 transitions. [2018-10-04 13:59:34,457 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 124 transitions. [2018-10-04 13:59:34,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-04 13:59:34,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:34,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:34,784 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:35,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:35,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 124 states and 125 transitions. [2018-10-04 13:59:35,751 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 125 transitions. [2018-10-04 13:59:35,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-04 13:59:35,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:36,094 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:37,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:37,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 125 states and 126 transitions. [2018-10-04 13:59:37,052 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 126 transitions. [2018-10-04 13:59:37,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-04 13:59:37,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:37,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:37,406 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:38,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:38,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 126 states and 127 transitions. [2018-10-04 13:59:38,380 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 127 transitions. [2018-10-04 13:59:38,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-04 13:59:38,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:38,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:38,774 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:39,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:39,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 127 states and 128 transitions. [2018-10-04 13:59:39,750 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 128 transitions. [2018-10-04 13:59:39,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-04 13:59:39,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:39,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:40,114 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:41,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:41,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 128 states and 129 transitions. [2018-10-04 13:59:41,087 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 129 transitions. [2018-10-04 13:59:41,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-04 13:59:41,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:41,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:41,871 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 125 new depth: 125 [2018-10-04 13:59:41,900 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:42,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:42,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 129 states and 130 transitions. [2018-10-04 13:59:42,915 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 130 transitions. [2018-10-04 13:59:42,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-04 13:59:42,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:42,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:43,263 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:44,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:44,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 130 states and 131 transitions. [2018-10-04 13:59:44,287 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 131 transitions. [2018-10-04 13:59:44,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-04 13:59:44,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:44,635 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:45,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:45,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 131 states and 132 transitions. [2018-10-04 13:59:45,659 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 132 transitions. [2018-10-04 13:59:45,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-04 13:59:45,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:45,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:46,006 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:47,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:47,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 132 states and 133 transitions. [2018-10-04 13:59:47,021 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 133 transitions. [2018-10-04 13:59:47,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-04 13:59:47,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:47,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:47,374 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:48,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:48,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 133 states and 134 transitions. [2018-10-04 13:59:48,423 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 134 transitions. [2018-10-04 13:59:48,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-04 13:59:48,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:48,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:48,807 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:49,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:49,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 134 states and 135 transitions. [2018-10-04 13:59:49,842 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 135 transitions. [2018-10-04 13:59:49,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-04 13:59:49,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:49,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:50,226 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:51,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:51,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 135 states and 136 transitions. [2018-10-04 13:59:51,292 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 136 transitions. [2018-10-04 13:59:51,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-04 13:59:51,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:51,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:51,668 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:52,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:52,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 136 states and 137 transitions. [2018-10-04 13:59:52,734 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 137 transitions. [2018-10-04 13:59:52,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-04 13:59:52,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:52,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:53,110 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:54,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:54,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 137 states and 138 transitions. [2018-10-04 13:59:54,195 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 138 transitions. [2018-10-04 13:59:54,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-04 13:59:54,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:54,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:54,577 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:55,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:55,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 138 states and 139 transitions. [2018-10-04 13:59:55,654 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 139 transitions. [2018-10-04 13:59:55,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-04 13:59:55,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:55,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:56,029 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:57,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:57,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 139 states and 140 transitions. [2018-10-04 13:59:57,131 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 140 transitions. [2018-10-04 13:59:57,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-04 13:59:57,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:57,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:57,522 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:58,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:58,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 140 states and 141 transitions. [2018-10-04 13:59:58,610 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 141 transitions. [2018-10-04 13:59:58,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-04 13:59:58,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:58,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:59,024 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:00,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:00,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 141 states and 142 transitions. [2018-10-04 14:00:00,111 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 142 transitions. [2018-10-04 14:00:00,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-04 14:00:00,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:00,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:00,519 INFO L134 CoverageAnalysis]: Checked inductivity of 9316 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:01,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:01,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 142 states and 143 transitions. [2018-10-04 14:00:01,646 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 143 transitions. [2018-10-04 14:00:01,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-04 14:00:01,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:01,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:02,056 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:03,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:03,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 143 states and 144 transitions. [2018-10-04 14:00:03,163 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 144 transitions. [2018-10-04 14:00:03,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-04 14:00:03,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:03,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:03,593 INFO L134 CoverageAnalysis]: Checked inductivity of 9591 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:04,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:04,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 144 states and 145 transitions. [2018-10-04 14:00:04,734 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 145 transitions. [2018-10-04 14:00:04,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-04 14:00:04,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:04,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:05,122 INFO L134 CoverageAnalysis]: Checked inductivity of 9730 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:06,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:06,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 145 states and 146 transitions. [2018-10-04 14:00:06,253 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 146 transitions. [2018-10-04 14:00:06,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-10-04 14:00:06,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:06,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:06,687 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:07,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:07,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 146 states and 147 transitions. [2018-10-04 14:00:07,844 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 147 transitions. [2018-10-04 14:00:07,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-04 14:00:07,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:07,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:08,267 INFO L134 CoverageAnalysis]: Checked inductivity of 10011 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:09,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:09,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 147 states and 148 transitions. [2018-10-04 14:00:09,445 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 148 transitions. [2018-10-04 14:00:09,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-04 14:00:09,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:09,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:09,872 INFO L134 CoverageAnalysis]: Checked inductivity of 10153 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:11,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:11,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 148 states and 149 transitions. [2018-10-04 14:00:11,035 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 149 transitions. [2018-10-04 14:00:11,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-04 14:00:11,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:11,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:11,494 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:12,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:12,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 149 states and 150 transitions. [2018-10-04 14:00:12,668 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 150 transitions. [2018-10-04 14:00:12,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-04 14:00:12,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:12,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:13,104 INFO L134 CoverageAnalysis]: Checked inductivity of 10440 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:14,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:14,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 150 states and 151 transitions. [2018-10-04 14:00:14,333 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 151 transitions. [2018-10-04 14:00:14,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-04 14:00:14,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:14,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:14,770 INFO L134 CoverageAnalysis]: Checked inductivity of 10585 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:15,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:15,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 151 states and 152 transitions. [2018-10-04 14:00:15,967 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 152 transitions. [2018-10-04 14:00:15,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-04 14:00:15,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:16,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:16,428 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 10731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:17,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:17,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 152 states and 153 transitions. [2018-10-04 14:00:17,656 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 153 transitions. [2018-10-04 14:00:17,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-04 14:00:17,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:17,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:18,647 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 149 new depth: 149 [2018-10-04 14:00:18,695 INFO L134 CoverageAnalysis]: Checked inductivity of 10878 backedges. 0 proven. 10878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:19,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:19,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 153 states and 154 transitions. [2018-10-04 14:00:19,978 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 154 transitions. [2018-10-04 14:00:19,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-04 14:00:19,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:20,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:20,439 INFO L134 CoverageAnalysis]: Checked inductivity of 11026 backedges. 0 proven. 11026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:21,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:21,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 154 states and 155 transitions. [2018-10-04 14:00:21,680 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 155 transitions. [2018-10-04 14:00:21,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-04 14:00:21,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:21,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:22,141 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 11175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:23,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:23,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 155 states and 156 transitions. [2018-10-04 14:00:23,417 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 156 transitions. [2018-10-04 14:00:23,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-04 14:00:23,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:23,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:23,897 INFO L134 CoverageAnalysis]: Checked inductivity of 11325 backedges. 0 proven. 11325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:25,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:25,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 156 states and 157 transitions. [2018-10-04 14:00:25,170 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 157 transitions. [2018-10-04 14:00:25,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-04 14:00:25,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:25,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:25,675 INFO L134 CoverageAnalysis]: Checked inductivity of 11476 backedges. 0 proven. 11476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:26,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:26,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 157 states and 158 transitions. [2018-10-04 14:00:26,955 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 158 transitions. [2018-10-04 14:00:26,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-04 14:00:26,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:27,428 INFO L134 CoverageAnalysis]: Checked inductivity of 11628 backedges. 0 proven. 11628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:28,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:28,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 158 states and 159 transitions. [2018-10-04 14:00:28,738 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 159 transitions. [2018-10-04 14:00:28,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-04 14:00:28,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:28,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:29,201 INFO L134 CoverageAnalysis]: Checked inductivity of 11781 backedges. 0 proven. 11781 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:30,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:30,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 159 states and 160 transitions. [2018-10-04 14:00:30,484 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 160 transitions. [2018-10-04 14:00:30,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-10-04 14:00:30,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:30,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:30,942 INFO L134 CoverageAnalysis]: Checked inductivity of 11935 backedges. 0 proven. 11935 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:32,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:32,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 160 states and 161 transitions. [2018-10-04 14:00:32,251 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 161 transitions. [2018-10-04 14:00:32,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-04 14:00:32,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:32,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:32,749 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 12090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:34,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:34,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 161 states and 162 transitions. [2018-10-04 14:00:34,021 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 162 transitions. [2018-10-04 14:00:34,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-04 14:00:34,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:34,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:34,520 INFO L134 CoverageAnalysis]: Checked inductivity of 12246 backedges. 0 proven. 12246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:35,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:35,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 162 states and 163 transitions. [2018-10-04 14:00:35,858 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 163 transitions. [2018-10-04 14:00:35,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-04 14:00:35,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:35,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:36,355 INFO L134 CoverageAnalysis]: Checked inductivity of 12403 backedges. 0 proven. 12403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:37,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:37,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 163 states and 164 transitions. [2018-10-04 14:00:37,660 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 164 transitions. [2018-10-04 14:00:37,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-04 14:00:37,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:37,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:38,200 INFO L134 CoverageAnalysis]: Checked inductivity of 12561 backedges. 0 proven. 12561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:39,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:39,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 164 states and 165 transitions. [2018-10-04 14:00:39,511 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 165 transitions. [2018-10-04 14:00:39,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-04 14:00:39,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:39,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:40,026 INFO L134 CoverageAnalysis]: Checked inductivity of 12720 backedges. 0 proven. 12720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:41,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:41,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 165 states and 166 transitions. [2018-10-04 14:00:41,352 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 166 transitions. [2018-10-04 14:00:41,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-10-04 14:00:41,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:41,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:41,869 INFO L134 CoverageAnalysis]: Checked inductivity of 12880 backedges. 0 proven. 12880 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:43,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:43,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 166 states and 167 transitions. [2018-10-04 14:00:43,189 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 167 transitions. [2018-10-04 14:00:43,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-04 14:00:43,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:43,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:43,709 INFO L134 CoverageAnalysis]: Checked inductivity of 13041 backedges. 0 proven. 13041 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:45,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:45,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 167 states and 168 transitions. [2018-10-04 14:00:45,071 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 168 transitions. [2018-10-04 14:00:45,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-10-04 14:00:45,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:45,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:45,597 INFO L134 CoverageAnalysis]: Checked inductivity of 13203 backedges. 0 proven. 13203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:46,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:46,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 168 states and 169 transitions. [2018-10-04 14:00:46,934 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 169 transitions. [2018-10-04 14:00:46,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-04 14:00:46,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:47,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:47,468 INFO L134 CoverageAnalysis]: Checked inductivity of 13366 backedges. 0 proven. 13366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:48,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:48,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 169 states and 170 transitions. [2018-10-04 14:00:48,879 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 170 transitions. [2018-10-04 14:00:48,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-10-04 14:00:48,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:48,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:49,407 INFO L134 CoverageAnalysis]: Checked inductivity of 13530 backedges. 0 proven. 13530 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:50,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:50,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 170 states and 171 transitions. [2018-10-04 14:00:50,761 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 171 transitions. [2018-10-04 14:00:50,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-04 14:00:50,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:50,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:51,328 INFO L134 CoverageAnalysis]: Checked inductivity of 13695 backedges. 0 proven. 13695 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:52,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:52,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 171 states and 172 transitions. [2018-10-04 14:00:52,698 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 172 transitions. [2018-10-04 14:00:52,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-04 14:00:52,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:52,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:53,246 INFO L134 CoverageAnalysis]: Checked inductivity of 13861 backedges. 0 proven. 13861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:54,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:54,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 172 states and 173 transitions. [2018-10-04 14:00:54,631 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 173 transitions. [2018-10-04 14:00:54,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-04 14:00:54,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:54,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:55,209 INFO L134 CoverageAnalysis]: Checked inductivity of 14028 backedges. 0 proven. 14028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:56,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:56,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 173 states and 174 transitions. [2018-10-04 14:00:56,586 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 174 transitions. [2018-10-04 14:00:56,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-10-04 14:00:56,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:56,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:57,123 INFO L134 CoverageAnalysis]: Checked inductivity of 14196 backedges. 0 proven. 14196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:58,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:58,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 174 states and 175 transitions. [2018-10-04 14:00:58,535 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 175 transitions. [2018-10-04 14:00:58,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-04 14:00:58,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:58,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:59,098 INFO L134 CoverageAnalysis]: Checked inductivity of 14365 backedges. 0 proven. 14365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:00,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:00,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 175 states and 176 transitions. [2018-10-04 14:01:00,497 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 176 transitions. [2018-10-04 14:01:00,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-10-04 14:01:00,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:00,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:01,780 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 172 new depth: 172 [2018-10-04 14:01:01,851 INFO L134 CoverageAnalysis]: Checked inductivity of 14535 backedges. 0 proven. 14535 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:03,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:03,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 176 states and 177 transitions. [2018-10-04 14:01:03,251 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 177 transitions. [2018-10-04 14:01:03,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-10-04 14:01:03,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:03,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:03,822 INFO L134 CoverageAnalysis]: Checked inductivity of 14706 backedges. 0 proven. 14706 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:05,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:05,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 177 states and 178 transitions. [2018-10-04 14:01:05,235 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 178 transitions. [2018-10-04 14:01:05,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-04 14:01:05,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:05,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:05,815 INFO L134 CoverageAnalysis]: Checked inductivity of 14878 backedges. 0 proven. 14878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:07,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:07,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 178 states and 179 transitions. [2018-10-04 14:01:07,237 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 179 transitions. [2018-10-04 14:01:07,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-04 14:01:07,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:07,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:07,788 INFO L134 CoverageAnalysis]: Checked inductivity of 15051 backedges. 0 proven. 15051 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:09,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:09,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 179 states and 180 transitions. [2018-10-04 14:01:09,272 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 180 transitions. [2018-10-04 14:01:09,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-10-04 14:01:09,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:09,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:09,819 INFO L134 CoverageAnalysis]: Checked inductivity of 15225 backedges. 0 proven. 15225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:11,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:11,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 180 states and 181 transitions. [2018-10-04 14:01:11,262 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 181 transitions. [2018-10-04 14:01:11,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-04 14:01:11,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:11,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:11,817 INFO L134 CoverageAnalysis]: Checked inductivity of 15400 backedges. 0 proven. 15400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:13,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:13,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 181 states and 182 transitions. [2018-10-04 14:01:13,289 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 182 transitions. [2018-10-04 14:01:13,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-10-04 14:01:13,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:13,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:13,863 INFO L134 CoverageAnalysis]: Checked inductivity of 15576 backedges. 0 proven. 15576 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:15,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:15,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 182 states and 183 transitions. [2018-10-04 14:01:15,313 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 183 transitions. [2018-10-04 14:01:15,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-04 14:01:15,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:15,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:15,912 INFO L134 CoverageAnalysis]: Checked inductivity of 15753 backedges. 0 proven. 15753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:17,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:17,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 183 states and 184 transitions. [2018-10-04 14:01:17,336 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 184 transitions. [2018-10-04 14:01:17,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-04 14:01:17,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:17,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:17,894 INFO L134 CoverageAnalysis]: Checked inductivity of 15931 backedges. 0 proven. 15931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:19,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:19,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 184 states and 185 transitions. [2018-10-04 14:01:19,340 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 185 transitions. [2018-10-04 14:01:19,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-04 14:01:19,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:19,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:19,938 INFO L134 CoverageAnalysis]: Checked inductivity of 16110 backedges. 0 proven. 16110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:21,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:21,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 185 states and 186 transitions. [2018-10-04 14:01:21,390 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 186 transitions. [2018-10-04 14:01:21,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-10-04 14:01:21,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:21,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:21,949 INFO L134 CoverageAnalysis]: Checked inductivity of 16290 backedges. 0 proven. 16290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:23,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:23,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 186 states and 187 transitions. [2018-10-04 14:01:23,454 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 187 transitions. [2018-10-04 14:01:23,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-04 14:01:23,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:23,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:24,042 INFO L134 CoverageAnalysis]: Checked inductivity of 16471 backedges. 0 proven. 16471 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:25,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:25,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 187 states and 188 transitions. [2018-10-04 14:01:25,509 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 188 transitions. [2018-10-04 14:01:25,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-04 14:01:25,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:25,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:26,083 INFO L134 CoverageAnalysis]: Checked inductivity of 16653 backedges. 0 proven. 16653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:27,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:27,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 188 states and 189 transitions. [2018-10-04 14:01:27,589 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 189 transitions. [2018-10-04 14:01:27,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-04 14:01:27,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:27,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:28,166 INFO L134 CoverageAnalysis]: Checked inductivity of 16836 backedges. 0 proven. 16836 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:29,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:29,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 189 states and 190 transitions. [2018-10-04 14:01:29,637 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 190 transitions. [2018-10-04 14:01:29,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-04 14:01:29,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:29,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:30,278 INFO L134 CoverageAnalysis]: Checked inductivity of 17020 backedges. 0 proven. 17020 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:31,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:31,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 190 states and 191 transitions. [2018-10-04 14:01:31,826 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 191 transitions. [2018-10-04 14:01:31,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-04 14:01:31,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:31,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:32,423 INFO L134 CoverageAnalysis]: Checked inductivity of 17205 backedges. 0 proven. 17205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:33,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:33,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 191 states and 192 transitions. [2018-10-04 14:01:33,940 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 192 transitions. [2018-10-04 14:01:33,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-10-04 14:01:33,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:34,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:34,613 INFO L134 CoverageAnalysis]: Checked inductivity of 17391 backedges. 0 proven. 17391 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:36,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:36,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 192 states and 193 transitions. [2018-10-04 14:01:36,130 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 193 transitions. [2018-10-04 14:01:36,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-04 14:01:36,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:36,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:36,729 INFO L134 CoverageAnalysis]: Checked inductivity of 17578 backedges. 0 proven. 17578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:38,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:38,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 193 states and 194 transitions. [2018-10-04 14:01:38,315 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 194 transitions. [2018-10-04 14:01:38,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-04 14:01:38,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:38,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:38,940 INFO L134 CoverageAnalysis]: Checked inductivity of 17766 backedges. 0 proven. 17766 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:40,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:40,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 194 states and 195 transitions. [2018-10-04 14:01:40,491 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 195 transitions. [2018-10-04 14:01:40,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-10-04 14:01:40,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:40,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:41,087 INFO L134 CoverageAnalysis]: Checked inductivity of 17955 backedges. 0 proven. 17955 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:42,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:42,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 195 states and 196 transitions. [2018-10-04 14:01:42,763 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 196 transitions. [2018-10-04 14:01:42,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-10-04 14:01:42,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:42,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:43,381 INFO L134 CoverageAnalysis]: Checked inductivity of 18145 backedges. 0 proven. 18145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:44,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:44,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 196 states and 197 transitions. [2018-10-04 14:01:44,937 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 197 transitions. [2018-10-04 14:01:44,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-10-04 14:01:44,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:45,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:45,651 INFO L134 CoverageAnalysis]: Checked inductivity of 18336 backedges. 0 proven. 18336 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-04 14:01:47,343 INFO L202 PluginConnector]: Adding new model codeblockAssertOrder01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 04.10 02:01:47 ImpRootNode [2018-10-04 14:01:47,343 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 14:01:47,344 INFO L168 Benchmark]: Toolchain (without parser) took 238981.74 ms. Allocated memory was 1.5 GB in the beginning and 2.9 GB in the end (delta: 1.4 GB). Free memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: -777.4 MB). Peak memory consumption was 610.9 MB. Max. memory is 7.1 GB. [2018-10-04 14:01:47,345 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 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. [2018-10-04 14:01:47,346 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.06 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. [2018-10-04 14:01:47,346 INFO L168 Benchmark]: Boogie Preprocessor took 22.89 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. [2018-10-04 14:01:47,347 INFO L168 Benchmark]: RCFGBuilder took 348.01 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-04 14:01:47,347 INFO L168 Benchmark]: CodeCheck took 238565.50 ms. Allocated memory was 1.5 GB in the beginning and 2.9 GB in the end (delta: 1.4 GB). Free memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: -798.6 MB). Peak memory consumption was 589.7 MB. Max. memory is 7.1 GB. [2018-10-04 14:01:47,351 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 21]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 21) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. UNKNOWN Result, 238.5s OverallTime, 192 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, -8 SolverSat, -8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 229.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 132763 GetRequests, 113661 SyntacticMatches, 18336 SemanticMatches, 766 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 213.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 8.1s SatisfiabilityAnalysisTime, 56.8s InterpolantComputationTime, 18912 NumberOfCodeBlocks, 18912 NumberOfCodeBlocksAsserted, 192 NumberOfCheckSat, 18720 ConstructedInterpolants, 0 QuantifiedInterpolants, 7207584 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 192 InterpolantComputations, 1 PerfectInterpolantSequences, 0/1179616 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 0.19 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 41.06 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 22.89 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 348.01 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 238565.50 ms. Allocated memory was 1.5 GB in the beginning and 2.9 GB in the end (delta: 1.4 GB). Free memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: -798.6 MB). Peak memory consumption was 589.7 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/codeblockAssertOrder01.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-04_14-01-47-361.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/codeblockAssertOrder01.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_14-01-47-361.csv Completed graceful shutdown