java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Sandman01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 22:32:22,181 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 22:32:22,183 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 22:32:22,195 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 22:32:22,195 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 22:32:22,197 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 22:32:22,198 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 22:32:22,200 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 22:32:22,201 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 22:32:22,202 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 22:32:22,203 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 22:32:22,203 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 22:32:22,204 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 22:32:22,205 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 22:32:22,206 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 22:32:22,207 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 22:32:22,208 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 22:32:22,210 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 22:32:22,212 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 22:32:22,213 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 22:32:22,215 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 22:32:22,216 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 22:32:22,218 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 22:32:22,219 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 22:32:22,219 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 22:32:22,220 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 22:32:22,221 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 22:32:22,222 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 22:32:22,223 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 22:32:22,224 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 22:32:22,224 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 22:32:22,225 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 22:32:22,225 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 22:32:22,225 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 22:32:22,226 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 22:32:22,227 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 22:32:22,227 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-26 22:32:22,244 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 22:32:22,244 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 22:32:22,245 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 22:32:22,245 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 22:32:22,246 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 22:32:22,246 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 22:32:22,246 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 22:32:22,247 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 22:32:22,247 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 22:32:22,247 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 22:32:22,247 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 22:32:22,247 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 22:32:22,248 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 22:32:22,248 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 22:32:22,248 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 22:32:22,248 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 22:32:22,248 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 22:32:22,248 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 22:32:22,249 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 22:32:22,249 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 22:32:22,249 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 22:32:22,249 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:32:22,249 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 22:32:22,250 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 22:32:22,250 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 22:32:22,250 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 22:32:22,250 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 22:32:22,250 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 22:32:22,251 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 22:32:22,293 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 22:32:22,308 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 22:32:22,312 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 22:32:22,314 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 22:32:22,315 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 22:32:22,315 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Sandman01.bpl [2018-09-26 22:32:22,316 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Sandman01.bpl' [2018-09-26 22:32:22,366 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 22:32:22,369 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 22:32:22,370 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 22:32:22,370 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 22:32:22,370 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 22:32:22,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:32:22" (1/1) ... [2018-09-26 22:32:22,406 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:32:22" (1/1) ... [2018-09-26 22:32:22,411 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 22:32:22,412 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 22:32:22,412 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 22:32:22,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 22:32:22,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 22:32:22,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 22:32:22,415 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 22:32:22,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:32:22" (1/1) ... [2018-09-26 22:32:22,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:32:22" (1/1) ... [2018-09-26 22:32:22,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:32:22" (1/1) ... [2018-09-26 22:32:22,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:32:22" (1/1) ... [2018-09-26 22:32:22,433 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:32:22" (1/1) ... [2018-09-26 22:32:22,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:32:22" (1/1) ... [2018-09-26 22:32:22,440 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:32:22" (1/1) ... [2018-09-26 22:32:22,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 22:32:22,443 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 22:32:22,443 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 22:32:22,443 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 22:32:22,444 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:32:22" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:32:22,535 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-26 22:32:22,536 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-26 22:32:22,536 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-26 22:32:22,787 INFO L343 CfgBuilder]: Using library mode [2018-09-26 22:32:22,788 INFO L202 PluginConnector]: Adding new model Sandman01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:32:22 BoogieIcfgContainer [2018-09-26 22:32:22,788 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 22:32:22,790 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 22:32:22,790 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 22:32:22,803 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 22:32:22,803 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:32:22" (1/1) ... [2018-09-26 22:32:22,818 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 22:32:22,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:22,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-26 22:32:22,863 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-26 22:32:22,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 22:32:22,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:22,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:23,180 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 8 [2018-09-26 22:32:23,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:23,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:23,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 7 states and 11 transitions. [2018-09-26 22:32:23,302 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 11 transitions. [2018-09-26 22:32:23,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:32:23,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:23,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:23,433 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:23,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:23,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 8 states and 14 transitions. [2018-09-26 22:32:23,675 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 14 transitions. [2018-09-26 22:32:23,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:32:23,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:23,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:23,928 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:24,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:24,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 9 states and 17 transitions. [2018-09-26 22:32:24,428 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 17 transitions. [2018-09-26 22:32:24,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:32:24,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:24,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:24,536 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:24,867 WARN L178 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 13 [2018-09-26 22:32:25,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:25,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 10 states and 19 transitions. [2018-09-26 22:32:25,022 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 19 transitions. [2018-09-26 22:32:25,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:32:25,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:25,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:25,159 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:25,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:25,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 11 states and 21 transitions. [2018-09-26 22:32:25,381 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 21 transitions. [2018-09-26 22:32:25,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:32:25,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:25,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:25,534 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:25,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:25,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 12 states and 23 transitions. [2018-09-26 22:32:25,841 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 23 transitions. [2018-09-26 22:32:25,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:32:25,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:25,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:25,960 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:26,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:26,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 13 states and 25 transitions. [2018-09-26 22:32:26,162 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 25 transitions. [2018-09-26 22:32:26,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:32:26,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:26,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:26,280 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:26,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:26,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 14 states and 27 transitions. [2018-09-26 22:32:26,548 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 27 transitions. [2018-09-26 22:32:26,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 22:32:26,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:26,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:26,805 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:27,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:27,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 15 states and 29 transitions. [2018-09-26 22:32:27,059 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 29 transitions. [2018-09-26 22:32:27,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:32:27,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:27,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:27,185 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:27,466 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-09-26 22:32:27,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:27,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 16 states and 31 transitions. [2018-09-26 22:32:27,633 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 31 transitions. [2018-09-26 22:32:27,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:32:27,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:27,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:27,767 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:28,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:28,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 17 states and 33 transitions. [2018-09-26 22:32:28,036 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 33 transitions. [2018-09-26 22:32:28,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:32:28,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:28,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:28,242 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:28,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:28,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2018-09-26 22:32:28,740 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2018-09-26 22:32:28,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:32:28,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:28,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:28,982 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:29,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:29,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 19 states and 37 transitions. [2018-09-26 22:32:29,282 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 37 transitions. [2018-09-26 22:32:29,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-26 22:32:29,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:29,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:29,511 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:30,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:30,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 20 states and 39 transitions. [2018-09-26 22:32:30,103 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 39 transitions. [2018-09-26 22:32:30,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-26 22:32:30,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:30,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:30,320 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:30,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:30,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 21 states and 41 transitions. [2018-09-26 22:32:30,593 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 41 transitions. [2018-09-26 22:32:30,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-26 22:32:30,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:30,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:31,042 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:31,930 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-09-26 22:32:32,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:32,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 22 states and 43 transitions. [2018-09-26 22:32:32,067 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 43 transitions. [2018-09-26 22:32:32,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-26 22:32:32,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:32,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:32,263 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:33,289 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-09-26 22:32:33,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:33,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 23 states and 45 transitions. [2018-09-26 22:32:33,573 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 45 transitions. [2018-09-26 22:32:33,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 22:32:33,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:33,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:34,243 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:35,451 WARN L178 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-09-26 22:32:36,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:36,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 24 states and 47 transitions. [2018-09-26 22:32:36,163 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 47 transitions. [2018-09-26 22:32:36,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-26 22:32:36,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:36,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:36,802 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:37,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:37,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 25 states and 49 transitions. [2018-09-26 22:32:37,138 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 49 transitions. [2018-09-26 22:32:37,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-26 22:32:37,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:37,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:37,389 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:37,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:37,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 26 states and 51 transitions. [2018-09-26 22:32:37,770 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 51 transitions. [2018-09-26 22:32:37,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-26 22:32:37,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:37,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:38,243 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:38,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:38,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 27 states and 53 transitions. [2018-09-26 22:32:38,797 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 53 transitions. [2018-09-26 22:32:38,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-26 22:32:38,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:38,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:39,133 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:39,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:39,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 28 states and 55 transitions. [2018-09-26 22:32:39,677 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 55 transitions. [2018-09-26 22:32:39,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-26 22:32:39,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:39,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:39,926 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:40,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:40,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 29 states and 57 transitions. [2018-09-26 22:32:40,628 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 57 transitions. [2018-09-26 22:32:40,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-26 22:32:40,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:40,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:41,741 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:42,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:42,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 59 transitions. [2018-09-26 22:32:42,230 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 59 transitions. [2018-09-26 22:32:42,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-26 22:32:42,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:42,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:42,518 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:42,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:42,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2018-09-26 22:32:42,866 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2018-09-26 22:32:42,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-26 22:32:42,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:42,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:43,199 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:43,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:43,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 63 transitions. [2018-09-26 22:32:43,536 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 63 transitions. [2018-09-26 22:32:43,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-26 22:32:43,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:43,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:43,847 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:44,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:44,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 33 states and 65 transitions. [2018-09-26 22:32:44,233 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 65 transitions. [2018-09-26 22:32:44,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-26 22:32:44,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:44,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:44,494 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:44,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:44,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 34 states and 67 transitions. [2018-09-26 22:32:44,966 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 67 transitions. [2018-09-26 22:32:44,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-26 22:32:44,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:46,292 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:46,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:46,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 35 states and 69 transitions. [2018-09-26 22:32:46,669 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 69 transitions. [2018-09-26 22:32:46,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 22:32:46,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:46,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:47,166 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:47,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:47,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 36 states and 71 transitions. [2018-09-26 22:32:47,543 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 71 transitions. [2018-09-26 22:32:47,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-26 22:32:47,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:47,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:47,774 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:48,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:48,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 37 states and 73 transitions. [2018-09-26 22:32:48,330 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 73 transitions. [2018-09-26 22:32:48,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 22:32:48,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:48,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:48,551 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:49,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:49,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 38 states and 75 transitions. [2018-09-26 22:32:49,305 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 75 transitions. [2018-09-26 22:32:49,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-26 22:32:49,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:49,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:49,551 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:50,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:50,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 39 states and 77 transitions. [2018-09-26 22:32:50,033 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 77 transitions. [2018-09-26 22:32:50,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:32:50,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:50,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:50,666 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:51,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:51,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 40 states and 79 transitions. [2018-09-26 22:32:51,177 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 79 transitions. [2018-09-26 22:32:51,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-26 22:32:51,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:51,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:51,635 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:52,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:52,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 41 states and 81 transitions. [2018-09-26 22:32:52,173 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 81 transitions. [2018-09-26 22:32:52,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-26 22:32:52,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:52,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:52,567 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:53,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:53,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 42 states and 83 transitions. [2018-09-26 22:32:53,151 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 83 transitions. [2018-09-26 22:32:53,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-26 22:32:53,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:53,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:53,497 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:54,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:54,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 43 states and 85 transitions. [2018-09-26 22:32:54,178 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 85 transitions. [2018-09-26 22:32:54,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 22:32:54,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:54,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:54,463 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:54,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:54,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 44 states and 87 transitions. [2018-09-26 22:32:54,975 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 87 transitions. [2018-09-26 22:32:54,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-26 22:32:54,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:55,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:55,212 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:55,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:55,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 45 states and 89 transitions. [2018-09-26 22:32:55,726 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 89 transitions. [2018-09-26 22:32:55,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-26 22:32:55,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:55,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:56,058 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:56,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:56,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 46 states and 91 transitions. [2018-09-26 22:32:56,673 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 91 transitions. [2018-09-26 22:32:56,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-26 22:32:56,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:56,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:56,967 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:57,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:57,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 47 states and 93 transitions. [2018-09-26 22:32:57,470 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 93 transitions. [2018-09-26 22:32:57,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-26 22:32:57,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:57,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:57,796 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:58,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:58,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 48 states and 95 transitions. [2018-09-26 22:32:58,314 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 95 transitions. [2018-09-26 22:32:58,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-26 22:32:58,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:58,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:59,077 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:59,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:59,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 49 states and 97 transitions. [2018-09-26 22:32:59,724 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 97 transitions. [2018-09-26 22:32:59,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-26 22:32:59,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:59,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:00,547 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:01,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:01,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 50 states and 99 transitions. [2018-09-26 22:33:01,068 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 99 transitions. [2018-09-26 22:33:01,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-26 22:33:01,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:01,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:01,332 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:02,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:02,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 51 states and 101 transitions. [2018-09-26 22:33:02,019 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 101 transitions. [2018-09-26 22:33:02,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 22:33:02,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:02,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:02,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:03,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:03,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 52 states and 103 transitions. [2018-09-26 22:33:03,577 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 103 transitions. [2018-09-26 22:33:03,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 22:33:03,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:03,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:03,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:04,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:04,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 53 states and 105 transitions. [2018-09-26 22:33:04,869 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 105 transitions. [2018-09-26 22:33:04,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 22:33:04,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:04,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:05,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:05,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:05,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 54 states and 107 transitions. [2018-09-26 22:33:05,792 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 107 transitions. [2018-09-26 22:33:05,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-26 22:33:05,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:05,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:06,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:06,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:06,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 55 states and 109 transitions. [2018-09-26 22:33:06,702 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 109 transitions. [2018-09-26 22:33:06,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 22:33:06,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:06,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:07,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:07,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:07,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 56 states and 111 transitions. [2018-09-26 22:33:07,851 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 111 transitions. [2018-09-26 22:33:07,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-26 22:33:07,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:07,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:08,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:09,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:09,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 57 states and 113 transitions. [2018-09-26 22:33:09,190 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 113 transitions. [2018-09-26 22:33:09,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 22:33:09,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:09,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:09,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:10,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:10,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 58 states and 115 transitions. [2018-09-26 22:33:10,279 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 115 transitions. [2018-09-26 22:33:10,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 22:33:10,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:10,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:10,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:11,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:11,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 59 states and 117 transitions. [2018-09-26 22:33:11,341 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 117 transitions. [2018-09-26 22:33:11,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 22:33:11,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:11,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:11,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:12,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:12,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 60 states and 119 transitions. [2018-09-26 22:33:12,329 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 119 transitions. [2018-09-26 22:33:12,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-26 22:33:12,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:12,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:12,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:13,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:13,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 61 states and 121 transitions. [2018-09-26 22:33:13,361 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 121 transitions. [2018-09-26 22:33:13,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:33:13,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:13,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:13,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:14,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:14,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 62 states and 123 transitions. [2018-09-26 22:33:14,392 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 123 transitions. [2018-09-26 22:33:14,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-26 22:33:14,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:14,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:14,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:15,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:15,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 63 states and 125 transitions. [2018-09-26 22:33:15,521 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 125 transitions. [2018-09-26 22:33:15,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:33:15,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:15,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:16,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:16,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:16,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 64 states and 127 transitions. [2018-09-26 22:33:16,726 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 127 transitions. [2018-09-26 22:33:16,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 22:33:16,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:16,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:17,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:17,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:17,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 65 states and 129 transitions. [2018-09-26 22:33:17,752 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 129 transitions. [2018-09-26 22:33:17,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 22:33:17,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:17,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:18,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:19,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:19,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 66 states and 131 transitions. [2018-09-26 22:33:19,794 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 131 transitions. [2018-09-26 22:33:19,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-26 22:33:19,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:19,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:20,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:20,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:20,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 67 states and 133 transitions. [2018-09-26 22:33:20,989 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 133 transitions. [2018-09-26 22:33:20,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:33:20,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:21,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:21,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:23,341 WARN L178 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 11 [2018-09-26 22:33:25,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:25,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 68 states and 135 transitions. [2018-09-26 22:33:25,782 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 135 transitions. [2018-09-26 22:33:25,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-26 22:33:25,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:25,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:26,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:27,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:27,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 69 states and 137 transitions. [2018-09-26 22:33:27,261 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 137 transitions. [2018-09-26 22:33:27,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-26 22:33:27,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:27,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:27,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:28,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:28,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 70 states and 139 transitions. [2018-09-26 22:33:28,395 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 139 transitions. [2018-09-26 22:33:28,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-26 22:33:28,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:28,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:28,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:29,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:29,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 71 states and 141 transitions. [2018-09-26 22:33:29,999 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 141 transitions. [2018-09-26 22:33:30,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-26 22:33:30,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:30,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:31,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:31,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 72 states and 143 transitions. [2018-09-26 22:33:31,214 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 143 transitions. [2018-09-26 22:33:31,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-26 22:33:31,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:31,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:31,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:32,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:32,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 73 states and 145 transitions. [2018-09-26 22:33:32,367 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 145 transitions. [2018-09-26 22:33:32,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-26 22:33:32,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:32,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:32,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:33,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:33,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 74 states and 147 transitions. [2018-09-26 22:33:33,548 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 147 transitions. [2018-09-26 22:33:33,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-26 22:33:33,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:33,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:33,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:34,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:34,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 75 states and 149 transitions. [2018-09-26 22:33:34,892 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 149 transitions. [2018-09-26 22:33:34,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-26 22:33:34,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:34,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:35,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:36,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:36,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 76 states and 151 transitions. [2018-09-26 22:33:36,095 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 151 transitions. [2018-09-26 22:33:36,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-26 22:33:36,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:36,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:36,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:37,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:37,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 77 states and 153 transitions. [2018-09-26 22:33:37,378 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 153 transitions. [2018-09-26 22:33:37,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-26 22:33:37,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:37,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:37,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:38,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:38,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 78 states and 155 transitions. [2018-09-26 22:33:38,656 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 155 transitions. [2018-09-26 22:33:38,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-26 22:33:38,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:38,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:39,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:40,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:40,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 79 states and 157 transitions. [2018-09-26 22:33:40,088 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 157 transitions. [2018-09-26 22:33:40,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-26 22:33:40,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:40,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:40,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:41,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:41,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 80 states and 159 transitions. [2018-09-26 22:33:41,528 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 159 transitions. [2018-09-26 22:33:41,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-26 22:33:41,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:41,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:42,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:43,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:43,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 81 states and 161 transitions. [2018-09-26 22:33:43,500 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 161 transitions. [2018-09-26 22:33:43,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-26 22:33:43,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:43,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:43,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:44,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:44,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 82 states and 163 transitions. [2018-09-26 22:33:44,757 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 163 transitions. [2018-09-26 22:33:44,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-26 22:33:44,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:44,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:45,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:46,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:46,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 83 states and 165 transitions. [2018-09-26 22:33:46,211 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 165 transitions. [2018-09-26 22:33:46,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-26 22:33:46,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:46,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:46,732 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:47,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:47,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 84 states and 167 transitions. [2018-09-26 22:33:47,656 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 167 transitions. [2018-09-26 22:33:47,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-26 22:33:47,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:47,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:48,062 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:48,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:48,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 85 states and 169 transitions. [2018-09-26 22:33:48,981 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 169 transitions. [2018-09-26 22:33:48,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-26 22:33:48,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:49,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:49,400 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:50,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:50,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 86 states and 171 transitions. [2018-09-26 22:33:50,538 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 171 transitions. [2018-09-26 22:33:50,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-26 22:33:50,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:50,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:50,934 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:51,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:51,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 87 states and 173 transitions. [2018-09-26 22:33:51,977 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 173 transitions. [2018-09-26 22:33:51,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-26 22:33:51,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:52,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:52,403 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:53,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:53,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 88 states and 175 transitions. [2018-09-26 22:33:53,371 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 175 transitions. [2018-09-26 22:33:53,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-26 22:33:53,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:53,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:53,882 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:54,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:54,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 89 states and 177 transitions. [2018-09-26 22:33:54,841 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 177 transitions. [2018-09-26 22:33:54,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-26 22:33:54,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:54,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:55,306 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:56,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:56,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 90 states and 179 transitions. [2018-09-26 22:33:56,392 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 179 transitions. [2018-09-26 22:33:56,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-26 22:33:56,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:56,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:57,000 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:57,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:57,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 91 states and 181 transitions. [2018-09-26 22:33:57,992 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 181 transitions. [2018-09-26 22:33:57,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-26 22:33:57,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:58,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:58,438 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:59,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:59,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 92 states and 183 transitions. [2018-09-26 22:33:59,490 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 183 transitions. [2018-09-26 22:33:59,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-26 22:33:59,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:59,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:59,911 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:00,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:01,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 93 states and 185 transitions. [2018-09-26 22:34:01,000 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 185 transitions. [2018-09-26 22:34:01,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-26 22:34:01,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:01,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:01,617 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:02,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:02,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 94 states and 187 transitions. [2018-09-26 22:34:02,609 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 187 transitions. [2018-09-26 22:34:02,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-26 22:34:02,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:02,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:03,054 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:04,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:04,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 95 states and 189 transitions. [2018-09-26 22:34:04,078 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 189 transitions. [2018-09-26 22:34:04,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-26 22:34:04,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:04,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:04,633 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:05,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:05,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 96 states and 191 transitions. [2018-09-26 22:34:05,785 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 191 transitions. [2018-09-26 22:34:05,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-26 22:34:05,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:05,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:06,292 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:07,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:07,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 97 states and 193 transitions. [2018-09-26 22:34:07,471 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 193 transitions. [2018-09-26 22:34:07,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-26 22:34:07,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:07,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:07,940 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:08,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:08,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 98 states and 195 transitions. [2018-09-26 22:34:08,980 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 195 transitions. [2018-09-26 22:34:08,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-26 22:34:08,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:09,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:09,464 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:10,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:10,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 99 states and 197 transitions. [2018-09-26 22:34:10,515 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 197 transitions. [2018-09-26 22:34:10,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-26 22:34:10,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:10,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:11,017 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:12,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:12,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 100 states and 199 transitions. [2018-09-26 22:34:12,136 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 199 transitions. [2018-09-26 22:34:12,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-26 22:34:12,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:12,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:12,677 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:13,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:13,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 101 states and 201 transitions. [2018-09-26 22:34:13,754 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 201 transitions. [2018-09-26 22:34:13,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-26 22:34:13,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:13,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:14,270 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:15,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:15,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 102 states and 203 transitions. [2018-09-26 22:34:15,374 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 203 transitions. [2018-09-26 22:34:15,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-26 22:34:15,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:15,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:15,914 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:17,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:17,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 103 states and 205 transitions. [2018-09-26 22:34:17,039 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 205 transitions. [2018-09-26 22:34:17,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-26 22:34:17,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:17,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:17,647 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:18,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:18,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 104 states and 207 transitions. [2018-09-26 22:34:18,757 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 207 transitions. [2018-09-26 22:34:18,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-26 22:34:18,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:18,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:19,269 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:20,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:20,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 105 states and 209 transitions. [2018-09-26 22:34:20,384 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 209 transitions. [2018-09-26 22:34:20,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-26 22:34:20,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:20,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:20,965 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:22,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:22,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 106 states and 211 transitions. [2018-09-26 22:34:22,106 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 211 transitions. [2018-09-26 22:34:22,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-26 22:34:22,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:22,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:22,708 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:23,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:23,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 107 states and 213 transitions. [2018-09-26 22:34:23,856 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 213 transitions. [2018-09-26 22:34:23,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-26 22:34:23,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:24,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:24,632 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:25,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:25,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 108 states and 215 transitions. [2018-09-26 22:34:25,806 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 215 transitions. [2018-09-26 22:34:25,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-26 22:34:25,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:26,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:26,378 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:27,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:27,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 109 states and 217 transitions. [2018-09-26 22:34:27,543 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 217 transitions. [2018-09-26 22:34:27,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-26 22:34:27,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:27,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:28,209 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:29,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:29,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 110 states and 219 transitions. [2018-09-26 22:34:29,475 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 219 transitions. [2018-09-26 22:34:29,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-09-26 22:34:29,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:29,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:30,048 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:31,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:31,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 111 states and 221 transitions. [2018-09-26 22:34:31,242 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 221 transitions. [2018-09-26 22:34:31,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-26 22:34:31,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:31,819 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:33,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:33,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 112 states and 223 transitions. [2018-09-26 22:34:33,028 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 223 transitions. [2018-09-26 22:34:33,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-26 22:34:33,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:33,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:33,607 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:34,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:34,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 113 states and 225 transitions. [2018-09-26 22:34:34,906 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 225 transitions. [2018-09-26 22:34:34,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-26 22:34:34,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:35,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:35,494 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:36,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:36,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 114 states and 227 transitions. [2018-09-26 22:34:36,721 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 227 transitions. [2018-09-26 22:34:36,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-26 22:34:36,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:36,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:37,332 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:38,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:38,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 115 states and 229 transitions. [2018-09-26 22:34:38,584 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 229 transitions. [2018-09-26 22:34:38,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-26 22:34:38,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:38,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:39,220 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:40,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:40,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 116 states and 231 transitions. [2018-09-26 22:34:40,717 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 231 transitions. [2018-09-26 22:34:40,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-09-26 22:34:40,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:40,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:41,401 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:42,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:42,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 117 states and 233 transitions. [2018-09-26 22:34:42,680 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 233 transitions. [2018-09-26 22:34:42,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-26 22:34:42,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:42,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:43,329 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:44,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:44,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 118 states and 235 transitions. [2018-09-26 22:34:44,597 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 235 transitions. [2018-09-26 22:34:44,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-26 22:34:44,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:44,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:45,225 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:46,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:46,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 119 states and 237 transitions. [2018-09-26 22:34:46,522 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 237 transitions. [2018-09-26 22:34:46,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-26 22:34:46,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:46,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:47,304 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:48,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:48,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 120 states and 239 transitions. [2018-09-26 22:34:48,606 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 239 transitions. [2018-09-26 22:34:48,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-09-26 22:34:48,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:48,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:49,266 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:50,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:50,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 121 states and 241 transitions. [2018-09-26 22:34:50,565 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 241 transitions. [2018-09-26 22:34:50,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-26 22:34:50,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:50,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:51,232 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:52,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:52,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 122 states and 243 transitions. [2018-09-26 22:34:52,574 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 243 transitions. [2018-09-26 22:34:52,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-26 22:34:52,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:52,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:53,356 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:54,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:54,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 123 states and 245 transitions. [2018-09-26 22:34:54,693 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 245 transitions. [2018-09-26 22:34:54,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-26 22:34:54,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:54,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:55,396 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:56,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:56,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 124 states and 247 transitions. [2018-09-26 22:34:56,754 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 247 transitions. [2018-09-26 22:34:56,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-26 22:34:56,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:57,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:57,462 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:58,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:58,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 125 states and 249 transitions. [2018-09-26 22:34:58,811 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 249 transitions. [2018-09-26 22:34:58,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-26 22:34:58,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:59,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:59,652 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:01,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:01,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 126 states and 251 transitions. [2018-09-26 22:35:01,030 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 251 transitions. [2018-09-26 22:35:01,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-09-26 22:35:01,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:01,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:01,746 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:03,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:03,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 127 states and 253 transitions. [2018-09-26 22:35:03,135 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 253 transitions. [2018-09-26 22:35:03,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-26 22:35:03,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:03,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:03,880 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:05,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:05,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 128 states and 255 transitions. [2018-09-26 22:35:05,282 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 255 transitions. [2018-09-26 22:35:05,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-26 22:35:05,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:05,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:06,132 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:07,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:07,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 129 states and 257 transitions. [2018-09-26 22:35:07,551 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 257 transitions. [2018-09-26 22:35:07,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-26 22:35:07,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:07,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:08,318 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:09,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:09,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 130 states and 259 transitions. [2018-09-26 22:35:09,721 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 259 transitions. [2018-09-26 22:35:09,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-09-26 22:35:09,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:10,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:10,485 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:11,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:11,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 131 states and 261 transitions. [2018-09-26 22:35:11,911 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 261 transitions. [2018-09-26 22:35:11,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-26 22:35:11,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:12,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:12,781 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:14,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:14,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 132 states and 263 transitions. [2018-09-26 22:35:14,221 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 263 transitions. [2018-09-26 22:35:14,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-09-26 22:35:14,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:14,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:15,019 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:16,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:16,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 133 states and 265 transitions. [2018-09-26 22:35:16,456 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 265 transitions. [2018-09-26 22:35:16,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-26 22:35:16,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:16,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:17,388 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:18,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:18,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 134 states and 267 transitions. [2018-09-26 22:35:18,860 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 267 transitions. [2018-09-26 22:35:18,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-09-26 22:35:18,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:19,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:19,760 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:21,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:21,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 135 states and 269 transitions. [2018-09-26 22:35:21,238 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 269 transitions. [2018-09-26 22:35:21,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-26 22:35:21,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:21,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:22,102 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:23,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:23,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 136 states and 271 transitions. [2018-09-26 22:35:23,630 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 271 transitions. [2018-09-26 22:35:23,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-09-26 22:35:23,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:24,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:24,471 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:25,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:25,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 137 states and 273 transitions. [2018-09-26 22:35:25,965 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 273 transitions. [2018-09-26 22:35:25,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-26 22:35:25,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:26,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:26,838 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:28,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:28,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 138 states and 275 transitions. [2018-09-26 22:35:28,331 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 275 transitions. [2018-09-26 22:35:28,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-09-26 22:35:28,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:28,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:29,231 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:30,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:30,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 139 states and 277 transitions. [2018-09-26 22:35:30,743 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 277 transitions. [2018-09-26 22:35:30,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-09-26 22:35:30,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:31,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:31,626 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:33,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:33,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 140 states and 279 transitions. [2018-09-26 22:35:33,204 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 279 transitions. [2018-09-26 22:35:33,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-09-26 22:35:33,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:33,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:34,229 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:35,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:35,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 141 states and 281 transitions. [2018-09-26 22:35:35,760 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 281 transitions. [2018-09-26 22:35:35,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-09-26 22:35:35,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:36,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:36,682 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:38,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:38,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 142 states and 283 transitions. [2018-09-26 22:35:38,245 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 283 transitions. [2018-09-26 22:35:38,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-26 22:35:38,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:38,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:39,216 INFO L134 CoverageAnalysis]: Checked inductivity of 9316 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:40,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:40,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 143 states and 285 transitions. [2018-09-26 22:35:40,789 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 285 transitions. [2018-09-26 22:35:40,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-09-26 22:35:40,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:41,716 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:43,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:43,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 144 states and 287 transitions. [2018-09-26 22:35:43,315 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 287 transitions. [2018-09-26 22:35:43,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-09-26 22:35:43,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:43,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:44,258 INFO L134 CoverageAnalysis]: Checked inductivity of 9591 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:45,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:45,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 145 states and 289 transitions. [2018-09-26 22:35:45,878 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 289 transitions. [2018-09-26 22:35:45,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-09-26 22:35:45,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:46,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:46,901 INFO L134 CoverageAnalysis]: Checked inductivity of 9730 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:48,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:48,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 146 states and 291 transitions. [2018-09-26 22:35:48,491 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 291 transitions. [2018-09-26 22:35:48,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-09-26 22:35:48,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:48,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:49,448 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:51,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:51,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 147 states and 293 transitions. [2018-09-26 22:35:51,066 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 293 transitions. [2018-09-26 22:35:51,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-09-26 22:35:51,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:51,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:52,085 INFO L134 CoverageAnalysis]: Checked inductivity of 10011 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:53,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:53,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 148 states and 295 transitions. [2018-09-26 22:35:53,709 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 295 transitions. [2018-09-26 22:35:53,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-26 22:35:53,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:54,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:54,702 INFO L134 CoverageAnalysis]: Checked inductivity of 10153 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:56,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:56,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 149 states and 297 transitions. [2018-09-26 22:35:56,334 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 297 transitions. [2018-09-26 22:35:56,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-09-26 22:35:56,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:56,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:57,349 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:59,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:59,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 150 states and 299 transitions. [2018-09-26 22:35:59,052 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 299 transitions. [2018-09-26 22:35:59,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-09-26 22:35:59,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:59,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:00,190 INFO L134 CoverageAnalysis]: Checked inductivity of 10440 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:01,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:01,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 151 states and 301 transitions. [2018-09-26 22:36:01,858 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 301 transitions. [2018-09-26 22:36:01,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-09-26 22:36:01,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:02,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:03,031 INFO L134 CoverageAnalysis]: Checked inductivity of 10585 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:04,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:04,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 152 states and 303 transitions. [2018-09-26 22:36:04,830 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 303 transitions. [2018-09-26 22:36:04,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-09-26 22:36:04,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:05,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:05,970 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 10731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:07,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:07,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 153 states and 305 transitions. [2018-09-26 22:36:07,650 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 305 transitions. [2018-09-26 22:36:07,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-09-26 22:36:07,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:08,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:08,864 INFO L134 CoverageAnalysis]: Checked inductivity of 10878 backedges. 0 proven. 10878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:10,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:10,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 154 states and 307 transitions. [2018-09-26 22:36:10,620 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 307 transitions. [2018-09-26 22:36:10,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-09-26 22:36:10,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:11,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:11,832 INFO L134 CoverageAnalysis]: Checked inductivity of 11026 backedges. 0 proven. 11026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:13,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:13,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 155 states and 309 transitions. [2018-09-26 22:36:13,528 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 309 transitions. [2018-09-26 22:36:13,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-09-26 22:36:13,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:14,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:14,841 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 11175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:16,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:16,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 156 states and 311 transitions. [2018-09-26 22:36:16,552 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 311 transitions. [2018-09-26 22:36:16,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-09-26 22:36:16,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:17,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:17,804 INFO L134 CoverageAnalysis]: Checked inductivity of 11325 backedges. 0 proven. 11325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-26 22:36:19,458 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-26 22:36:19,460 INFO L168 Benchmark]: Toolchain (without parser) took 237093.16 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -47.6 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2018-09-26 22:36:19,461 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:36:19,461 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.64 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:36:19,461 INFO L168 Benchmark]: Boogie Preprocessor took 27.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:36:19,461 INFO L168 Benchmark]: RCFGBuilder took 345.49 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 22:36:19,462 INFO L168 Benchmark]: CodeCheck took 236669.27 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -68.7 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2018-09-26 22:36:19,464 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 901 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 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 44.64 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 27.24 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 345.49 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 236669.27 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -68.7 MB). Peak memory consumption was 1.9 GB. 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/Sandman01.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_22-36-19-474.csv Completed graceful shutdown