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 0.1.23-9f4048f [2018-10-04 13:32:05,103 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:32:05,105 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:32:05,117 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:32:05,118 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:32:05,119 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:32:05,120 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:32:05,122 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:32:05,124 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:32:05,124 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:32:05,125 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:32:05,126 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:32:05,127 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:32:05,128 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:32:05,129 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:32:05,130 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:32:05,131 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:32:05,132 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:32:05,134 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:32:05,136 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:32:05,137 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:32:05,138 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:32:05,141 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:32:05,141 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:32:05,142 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:32:05,143 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:32:05,144 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:32:05,145 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:32:05,145 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:32:05,147 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:32:05,147 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:32:05,148 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:32:05,148 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:32:05,148 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:32:05,149 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:32:05,150 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:32:05,150 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 [2018-10-04 13:32:05,166 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:32:05,167 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:32:05,167 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:32:05,168 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:32:05,168 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:32:05,168 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:32:05,169 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:32:05,169 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:32:05,169 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:32:05,169 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:32:05,169 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:32:05,170 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:32:05,170 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:32:05,170 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:32:05,170 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:32:05,170 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:32:05,171 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:32:05,171 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:32:05,171 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:32:05,171 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:32:05,171 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:32:05,172 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:32:05,172 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:32:05,172 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:32:05,172 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:32:05,172 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:32:05,173 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:32:05,173 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:32:05,173 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:32:05,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:32:05,228 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:32:05,232 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:32:05,234 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:32:05,234 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:32:05,235 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Sandman01.bpl [2018-10-04 13:32:05,235 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Sandman01.bpl' [2018-10-04 13:32:05,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:32:05,285 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:32:05,286 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:32:05,286 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:32:05,287 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:32:05,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:32:05" (1/1) ... [2018-10-04 13:32:05,322 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:32:05" (1/1) ... [2018-10-04 13:32:05,327 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-04 13:32:05,327 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-04 13:32:05,327 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-04 13:32:05,329 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:32:05,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:32:05,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:32:05,331 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:32:05,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:32:05" (1/1) ... [2018-10-04 13:32:05,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:32:05" (1/1) ... [2018-10-04 13:32:05,343 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:32:05" (1/1) ... [2018-10-04 13:32:05,344 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:32:05" (1/1) ... [2018-10-04 13:32:05,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:32:05" (1/1) ... [2018-10-04 13:32:05,351 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:32:05" (1/1) ... [2018-10-04 13:32:05,352 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:32:05" (1/1) ... [2018-10-04 13:32:05,353 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:32:05,354 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:32:05,354 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:32:05,354 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:32:05,355 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:32:05" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:32:05,431 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-10-04 13:32:05,431 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-04 13:32:05,432 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-04 13:32:05,693 INFO L338 CfgBuilder]: Using library mode [2018-10-04 13:32:05,693 INFO L202 PluginConnector]: Adding new model Sandman01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:32:05 BoogieIcfgContainer [2018-10-04 13:32:05,694 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:32:05,694 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:32:05,694 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:32:05,707 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:32:05,708 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:32:05" (1/1) ... [2018-10-04 13:32:05,725 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-04 13:32:05,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:05,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-04 13:32:05,773 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-04 13:32:05,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 13:32:05,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:05,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:06,154 WARN L178 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 8 [2018-10-04 13:32:06,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:06,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:06,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 7 states and 11 transitions. [2018-10-04 13:32:06,275 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 11 transitions. [2018-10-04 13:32:06,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 13:32:06,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:06,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:06,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:06,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:06,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 8 states and 14 transitions. [2018-10-04 13:32:06,643 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 14 transitions. [2018-10-04 13:32:06,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 13:32:06,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:06,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:06,855 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:07,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:07,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 9 states and 17 transitions. [2018-10-04 13:32:07,385 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 17 transitions. [2018-10-04 13:32:07,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:32:07,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:07,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:07,517 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:07,858 WARN L178 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 13 [2018-10-04 13:32:08,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:08,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 10 states and 19 transitions. [2018-10-04 13:32:08,038 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 19 transitions. [2018-10-04 13:32:08,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:32:08,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:08,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:08,164 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:08,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:08,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 11 states and 21 transitions. [2018-10-04 13:32:08,411 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 21 transitions. [2018-10-04 13:32:08,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:32:08,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:08,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:08,574 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:08,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:08,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 12 states and 23 transitions. [2018-10-04 13:32:08,867 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 23 transitions. [2018-10-04 13:32:08,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:32:08,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:08,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:09,006 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:09,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:09,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 13 states and 25 transitions. [2018-10-04 13:32:09,214 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 25 transitions. [2018-10-04 13:32:09,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:32:09,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:09,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:09,346 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:09,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:09,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 14 states and 27 transitions. [2018-10-04 13:32:09,615 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 27 transitions. [2018-10-04 13:32:09,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:32:09,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:09,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:09,957 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:10,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:10,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 15 states and 29 transitions. [2018-10-04 13:32:10,235 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 29 transitions. [2018-10-04 13:32:10,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:32:10,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:10,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:10,358 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:10,633 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-10-04 13:32:10,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:10,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 16 states and 31 transitions. [2018-10-04 13:32:10,822 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 31 transitions. [2018-10-04 13:32:10,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:32:10,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:10,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:10,965 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:11,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:11,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 17 states and 33 transitions. [2018-10-04 13:32:11,237 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 33 transitions. [2018-10-04 13:32:11,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:32:11,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:11,412 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:11,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:11,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2018-10-04 13:32:11,819 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2018-10-04 13:32:11,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-04 13:32:11,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:11,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:12,086 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:12,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:12,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 19 states and 37 transitions. [2018-10-04 13:32:12,418 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 37 transitions. [2018-10-04 13:32:12,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:32:12,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:12,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:12,635 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:13,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:13,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 20 states and 39 transitions. [2018-10-04 13:32:13,150 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 39 transitions. [2018-10-04 13:32:13,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-04 13:32:13,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:13,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:13,785 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:14,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:14,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 21 states and 41 transitions. [2018-10-04 13:32:14,072 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 41 transitions. [2018-10-04 13:32:14,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:32:14,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:14,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:14,531 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:15,378 WARN L178 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-10-04 13:32:15,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:15,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 22 states and 43 transitions. [2018-10-04 13:32:15,516 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 43 transitions. [2018-10-04 13:32:15,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-04 13:32:15,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:15,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:15,686 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:16,707 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-04 13:32:16,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:16,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 23 states and 45 transitions. [2018-10-04 13:32:16,939 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 45 transitions. [2018-10-04 13:32:16,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 13:32:16,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:16,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:17,596 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:17,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:17,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 24 states and 47 transitions. [2018-10-04 13:32:17,980 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 47 transitions. [2018-10-04 13:32:17,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-04 13:32:17,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:18,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:18,549 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:18,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:18,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 25 states and 49 transitions. [2018-10-04 13:32:18,888 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 49 transitions. [2018-10-04 13:32:18,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:32:18,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:18,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:19,153 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:19,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:19,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 26 states and 51 transitions. [2018-10-04 13:32:19,538 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 51 transitions. [2018-10-04 13:32:19,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-04 13:32:19,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:19,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:20,036 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:20,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:20,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 27 states and 53 transitions. [2018-10-04 13:32:20,583 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 53 transitions. [2018-10-04 13:32:20,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 13:32:20,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:20,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:20,859 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:21,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:21,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 28 states and 55 transitions. [2018-10-04 13:32:21,470 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 55 transitions. [2018-10-04 13:32:21,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-04 13:32:21,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:21,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:22,219 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:22,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:22,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 29 states and 57 transitions. [2018-10-04 13:32:22,916 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 57 transitions. [2018-10-04 13:32:22,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 13:32:22,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:22,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:23,213 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:23,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:23,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 59 transitions. [2018-10-04 13:32:23,771 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 59 transitions. [2018-10-04 13:32:23,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-04 13:32:23,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:23,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:24,252 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:24,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:24,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2018-10-04 13:32:24,591 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2018-10-04 13:32:24,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 13:32:24,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:24,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:24,853 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:25,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:25,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 63 transitions. [2018-10-04 13:32:25,414 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 63 transitions. [2018-10-04 13:32:25,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-04 13:32:25,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:25,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:26,455 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:26,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:26,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 33 states and 65 transitions. [2018-10-04 13:32:26,821 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 65 transitions. [2018-10-04 13:32:26,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 13:32:26,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:26,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:27,773 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:28,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:28,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 34 states and 67 transitions. [2018-10-04 13:32:28,294 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 67 transitions. [2018-10-04 13:32:28,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-04 13:32:28,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:28,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:28,750 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:29,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:29,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 35 states and 69 transitions. [2018-10-04 13:32:29,126 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 69 transitions. [2018-10-04 13:32:29,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 13:32:29,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:29,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:29,476 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:29,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:29,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 36 states and 71 transitions. [2018-10-04 13:32:29,903 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 71 transitions. [2018-10-04 13:32:29,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-04 13:32:29,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:29,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:30,168 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:30,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:30,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 37 states and 73 transitions. [2018-10-04 13:32:30,782 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 73 transitions. [2018-10-04 13:32:30,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:32:30,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:30,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:31,381 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:32,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:32,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 38 states and 75 transitions. [2018-10-04 13:32:32,179 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 75 transitions. [2018-10-04 13:32:32,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-04 13:32:32,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:32,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:32,427 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:32,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:32,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 39 states and 77 transitions. [2018-10-04 13:32:32,898 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 77 transitions. [2018-10-04 13:32:32,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:32:32,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:32,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:33,201 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:33,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:33,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 40 states and 79 transitions. [2018-10-04 13:32:33,759 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 79 transitions. [2018-10-04 13:32:33,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-04 13:32:33,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:33,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:34,002 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:34,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:34,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 41 states and 81 transitions. [2018-10-04 13:32:34,500 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 81 transitions. [2018-10-04 13:32:34,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 13:32:34,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:34,885 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:35,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:35,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 42 states and 83 transitions. [2018-10-04 13:32:35,487 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 83 transitions. [2018-10-04 13:32:35,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-04 13:32:35,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:35,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:35,769 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:36,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:36,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 43 states and 85 transitions. [2018-10-04 13:32:36,218 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 85 transitions. [2018-10-04 13:32:36,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 13:32:36,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:36,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:36,875 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:37,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:37,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 44 states and 87 transitions. [2018-10-04 13:32:37,405 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 87 transitions. [2018-10-04 13:32:37,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-04 13:32:37,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:37,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:37,681 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:38,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:38,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 45 states and 89 transitions. [2018-10-04 13:32:38,221 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 89 transitions. [2018-10-04 13:32:38,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:32:38,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:38,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:39,102 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:39,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:39,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 46 states and 91 transitions. [2018-10-04 13:32:39,713 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 91 transitions. [2018-10-04 13:32:39,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-04 13:32:39,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:39,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:40,215 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:40,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:40,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 47 states and 93 transitions. [2018-10-04 13:32:40,982 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 93 transitions. [2018-10-04 13:32:40,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 13:32:40,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:41,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:41,301 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:41,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:41,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 48 states and 95 transitions. [2018-10-04 13:32:41,809 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 95 transitions. [2018-10-04 13:32:41,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-04 13:32:41,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:41,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:42,088 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:42,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:42,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 49 states and 97 transitions. [2018-10-04 13:32:42,611 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 97 transitions. [2018-10-04 13:32:42,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:32:42,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:42,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:42,936 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:43,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:43,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 50 states and 99 transitions. [2018-10-04 13:32:43,479 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 99 transitions. [2018-10-04 13:32:43,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-04 13:32:43,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:43,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:43,780 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:44,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:44,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 51 states and 101 transitions. [2018-10-04 13:32:44,454 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 101 transitions. [2018-10-04 13:32:44,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:32:44,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:44,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:44,791 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:45,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:45,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 52 states and 103 transitions. [2018-10-04 13:32:45,434 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 103 transitions. [2018-10-04 13:32:45,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 13:32:45,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:45,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:46,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:47,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:47,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 53 states and 105 transitions. [2018-10-04 13:32:47,067 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 105 transitions. [2018-10-04 13:32:47,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:32:47,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:47,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:47,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:47,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:47,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 54 states and 107 transitions. [2018-10-04 13:32:47,988 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 107 transitions. [2018-10-04 13:32:47,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 13:32:47,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:48,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:48,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:49,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:49,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 55 states and 109 transitions. [2018-10-04 13:32:49,068 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 109 transitions. [2018-10-04 13:32:49,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 13:32:49,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:49,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:49,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:50,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:50,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 56 states and 111 transitions. [2018-10-04 13:32:50,081 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 111 transitions. [2018-10-04 13:32:50,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-04 13:32:50,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:50,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:50,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:51,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:51,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 57 states and 113 transitions. [2018-10-04 13:32:51,278 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 113 transitions. [2018-10-04 13:32:51,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:32:51,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:51,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:51,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:52,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:52,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 58 states and 115 transitions. [2018-10-04 13:32:52,304 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 115 transitions. [2018-10-04 13:32:52,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 13:32:52,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:52,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:52,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:53,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:53,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 59 states and 117 transitions. [2018-10-04 13:32:53,230 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 117 transitions. [2018-10-04 13:32:53,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:32:53,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:53,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:53,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:54,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:54,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 60 states and 119 transitions. [2018-10-04 13:32:54,219 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 119 transitions. [2018-10-04 13:32:54,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 13:32:54,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:54,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:54,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:55,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:55,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 61 states and 121 transitions. [2018-10-04 13:32:55,212 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 121 transitions. [2018-10-04 13:32:55,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:32:55,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:55,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:56,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:56,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:56,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 62 states and 123 transitions. [2018-10-04 13:32:56,977 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 123 transitions. [2018-10-04 13:32:56,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 13:32:56,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:57,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:57,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:58,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:58,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 63 states and 125 transitions. [2018-10-04 13:32:58,141 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 125 transitions. [2018-10-04 13:32:58,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:32:58,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:58,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:58,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:32:59,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:32:59,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 64 states and 127 transitions. [2018-10-04 13:32:59,458 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 127 transitions. [2018-10-04 13:32:59,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 13:32:59,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:32:59,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:32:59,897 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:00,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:00,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 65 states and 129 transitions. [2018-10-04 13:33:00,573 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 129 transitions. [2018-10-04 13:33:00,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:33:00,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:00,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:02,008 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:02,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:02,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 66 states and 131 transitions. [2018-10-04 13:33:02,754 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 131 transitions. [2018-10-04 13:33:02,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-04 13:33:02,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:02,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:03,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:03,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:03,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 67 states and 133 transitions. [2018-10-04 13:33:03,845 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 133 transitions. [2018-10-04 13:33:03,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:33:03,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:03,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:04,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:06,032 WARN L178 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 11 [2018-10-04 13:33:08,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:08,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 68 states and 135 transitions. [2018-10-04 13:33:08,391 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 135 transitions. [2018-10-04 13:33:08,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-04 13:33:08,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:08,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:09,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:10,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:10,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 69 states and 137 transitions. [2018-10-04 13:33:10,077 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 137 transitions. [2018-10-04 13:33:10,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-04 13:33:10,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:10,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:10,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:11,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:11,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 70 states and 139 transitions. [2018-10-04 13:33:11,343 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 139 transitions. [2018-10-04 13:33:11,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-04 13:33:11,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:11,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:11,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:12,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:12,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 71 states and 141 transitions. [2018-10-04 13:33:12,463 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 141 transitions. [2018-10-04 13:33:12,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-04 13:33:12,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:12,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:12,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:13,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:13,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 72 states and 143 transitions. [2018-10-04 13:33:13,842 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 143 transitions. [2018-10-04 13:33:13,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-04 13:33:13,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:13,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:14,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:15,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:15,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 73 states and 145 transitions. [2018-10-04 13:33:15,076 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 145 transitions. [2018-10-04 13:33:15,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-04 13:33:15,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:15,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:15,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:16,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:16,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 74 states and 147 transitions. [2018-10-04 13:33:16,258 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 147 transitions. [2018-10-04 13:33:16,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-04 13:33:16,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:16,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:16,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:17,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:17,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 75 states and 149 transitions. [2018-10-04 13:33:17,481 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 149 transitions. [2018-10-04 13:33:17,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-04 13:33:17,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:17,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:17,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:18,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:18,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 76 states and 151 transitions. [2018-10-04 13:33:18,789 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 151 transitions. [2018-10-04 13:33:18,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-04 13:33:18,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:19,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:19,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:19,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 77 states and 153 transitions. [2018-10-04 13:33:19,973 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 153 transitions. [2018-10-04 13:33:19,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-04 13:33:19,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:20,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:20,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:21,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:21,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 78 states and 155 transitions. [2018-10-04 13:33:21,158 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 155 transitions. [2018-10-04 13:33:21,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-04 13:33:21,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:21,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:21,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:22,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:22,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 79 states and 157 transitions. [2018-10-04 13:33:22,609 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 157 transitions. [2018-10-04 13:33:22,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-04 13:33:22,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:22,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:23,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:23,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:23,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 80 states and 159 transitions. [2018-10-04 13:33:23,880 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 159 transitions. [2018-10-04 13:33:23,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-04 13:33:23,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:23,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:25,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:25,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:25,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 81 states and 161 transitions. [2018-10-04 13:33:25,997 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 161 transitions. [2018-10-04 13:33:25,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-04 13:33:25,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:26,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:26,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:27,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:27,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 82 states and 163 transitions. [2018-10-04 13:33:27,416 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 163 transitions. [2018-10-04 13:33:27,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-04 13:33:27,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:27,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:27,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:28,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:28,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 83 states and 165 transitions. [2018-10-04 13:33:28,819 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 165 transitions. [2018-10-04 13:33:28,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-04 13:33:28,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:28,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:29,190 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:30,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:30,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 84 states and 167 transitions. [2018-10-04 13:33:30,105 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 167 transitions. [2018-10-04 13:33:30,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-04 13:33:30,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:30,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:30,553 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:31,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:31,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 85 states and 169 transitions. [2018-10-04 13:33:31,490 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 169 transitions. [2018-10-04 13:33:31,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-04 13:33:31,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:31,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:32,060 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:33,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:33,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 86 states and 171 transitions. [2018-10-04 13:33:33,026 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 171 transitions. [2018-10-04 13:33:33,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-04 13:33:33,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:33,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:33,446 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:34,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:34,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 87 states and 173 transitions. [2018-10-04 13:33:34,356 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 173 transitions. [2018-10-04 13:33:34,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-04 13:33:34,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:34,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:34,775 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:35,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:35,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 88 states and 175 transitions. [2018-10-04 13:33:35,707 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 175 transitions. [2018-10-04 13:33:35,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-04 13:33:35,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:35,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:36,239 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:37,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:37,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 89 states and 177 transitions. [2018-10-04 13:33:37,187 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 177 transitions. [2018-10-04 13:33:37,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-04 13:33:37,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:37,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:37,796 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:38,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:38,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 90 states and 179 transitions. [2018-10-04 13:33:38,849 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 179 transitions. [2018-10-04 13:33:38,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-04 13:33:38,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:38,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:39,340 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:40,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:40,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 91 states and 181 transitions. [2018-10-04 13:33:40,312 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 181 transitions. [2018-10-04 13:33:40,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-04 13:33:40,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:40,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:40,746 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:41,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:41,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 92 states and 183 transitions. [2018-10-04 13:33:41,813 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 183 transitions. [2018-10-04 13:33:41,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-04 13:33:41,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:41,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:42,333 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:43,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:43,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 93 states and 185 transitions. [2018-10-04 13:33:43,306 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 185 transitions. [2018-10-04 13:33:43,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-04 13:33:43,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:43,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:43,788 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:44,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:44,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 94 states and 187 transitions. [2018-10-04 13:33:44,784 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 187 transitions. [2018-10-04 13:33:44,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-04 13:33:44,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:44,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:45,246 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:46,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:46,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 95 states and 189 transitions. [2018-10-04 13:33:46,246 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 189 transitions. [2018-10-04 13:33:46,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-04 13:33:46,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:46,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:46,846 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:48,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:48,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 96 states and 191 transitions. [2018-10-04 13:33:48,117 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 191 transitions. [2018-10-04 13:33:48,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-04 13:33:48,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:48,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:48,809 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:49,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:49,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 97 states and 193 transitions. [2018-10-04 13:33:49,828 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 193 transitions. [2018-10-04 13:33:49,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-04 13:33:49,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:49,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:50,296 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:51,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:51,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 98 states and 195 transitions. [2018-10-04 13:33:51,310 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 195 transitions. [2018-10-04 13:33:51,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-04 13:33:51,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:51,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:51,824 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:52,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:52,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 99 states and 197 transitions. [2018-10-04 13:33:52,954 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 197 transitions. [2018-10-04 13:33:52,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-04 13:33:52,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:53,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:53,432 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:54,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:54,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 100 states and 199 transitions. [2018-10-04 13:33:54,490 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 199 transitions. [2018-10-04 13:33:54,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-04 13:33:54,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:54,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:55,104 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:56,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:56,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 101 states and 201 transitions. [2018-10-04 13:33:56,172 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 201 transitions. [2018-10-04 13:33:56,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-04 13:33:56,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:56,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:56,712 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:57,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:57,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 102 states and 203 transitions. [2018-10-04 13:33:57,837 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 203 transitions. [2018-10-04 13:33:57,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-04 13:33:57,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:58,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:33:58,412 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:33:59,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:33:59,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 103 states and 205 transitions. [2018-10-04 13:33:59,497 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 205 transitions. [2018-10-04 13:33:59,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-04 13:33:59,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:33:59,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:00,027 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:01,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:01,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 104 states and 207 transitions. [2018-10-04 13:34:01,145 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 207 transitions. [2018-10-04 13:34:01,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-04 13:34:01,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:01,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:01,656 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:02,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:02,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 105 states and 209 transitions. [2018-10-04 13:34:02,785 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 209 transitions. [2018-10-04 13:34:02,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-04 13:34:02,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:03,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:03,369 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:04,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:04,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 106 states and 211 transitions. [2018-10-04 13:34:04,511 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 211 transitions. [2018-10-04 13:34:04,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-04 13:34:04,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:04,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:05,061 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:06,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:06,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 107 states and 213 transitions. [2018-10-04 13:34:06,197 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 213 transitions. [2018-10-04 13:34:06,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-04 13:34:06,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:06,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:06,823 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:07,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:07,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 108 states and 215 transitions. [2018-10-04 13:34:07,974 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 215 transitions. [2018-10-04 13:34:07,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-04 13:34:07,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:08,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:08,643 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:09,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:09,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 109 states and 217 transitions. [2018-10-04 13:34:09,815 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 217 transitions. [2018-10-04 13:34:09,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-04 13:34:09,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:10,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:10,410 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:11,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:11,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 110 states and 219 transitions. [2018-10-04 13:34:11,584 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 219 transitions. [2018-10-04 13:34:11,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-04 13:34:11,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:11,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:12,165 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:13,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:13,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 111 states and 221 transitions. [2018-10-04 13:34:13,343 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 221 transitions. [2018-10-04 13:34:13,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-04 13:34:13,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:13,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:13,996 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:15,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:15,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 112 states and 223 transitions. [2018-10-04 13:34:15,182 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 223 transitions. [2018-10-04 13:34:15,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-04 13:34:15,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:15,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:15,761 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:16,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:16,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 113 states and 225 transitions. [2018-10-04 13:34:16,966 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 225 transitions. [2018-10-04 13:34:16,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-04 13:34:16,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:17,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:17,556 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:18,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:18,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 114 states and 227 transitions. [2018-10-04 13:34:18,804 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 227 transitions. [2018-10-04 13:34:18,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-04 13:34:18,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:19,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:19,442 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:20,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:20,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 115 states and 229 transitions. [2018-10-04 13:34:20,871 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 229 transitions. [2018-10-04 13:34:20,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-04 13:34:20,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:21,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:21,517 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:22,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:22,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 116 states and 231 transitions. [2018-10-04 13:34:22,765 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 231 transitions. [2018-10-04 13:34:22,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-04 13:34:22,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:23,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:23,580 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:24,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:24,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 117 states and 233 transitions. [2018-10-04 13:34:24,815 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 233 transitions. [2018-10-04 13:34:24,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-04 13:34:24,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:25,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:25,459 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:26,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:26,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 118 states and 235 transitions. [2018-10-04 13:34:26,793 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 235 transitions. [2018-10-04 13:34:26,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-04 13:34:26,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:27,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:27,443 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:28,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:28,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 119 states and 237 transitions. [2018-10-04 13:34:28,752 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 237 transitions. [2018-10-04 13:34:28,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-04 13:34:28,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:29,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:29,416 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:30,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:30,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 120 states and 239 transitions. [2018-10-04 13:34:30,711 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 239 transitions. [2018-10-04 13:34:30,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-04 13:34:30,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:30,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:31,347 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:32,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:32,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 121 states and 241 transitions. [2018-10-04 13:34:32,723 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 241 transitions. [2018-10-04 13:34:32,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-04 13:34:32,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:33,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:33,508 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:34,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:34,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 122 states and 243 transitions. [2018-10-04 13:34:34,808 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 243 transitions. [2018-10-04 13:34:34,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-04 13:34:34,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:35,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:35,509 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:36,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:36,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 123 states and 245 transitions. [2018-10-04 13:34:36,830 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 245 transitions. [2018-10-04 13:34:36,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-04 13:34:36,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:37,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:37,538 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:38,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:38,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 124 states and 247 transitions. [2018-10-04 13:34:38,885 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 247 transitions. [2018-10-04 13:34:38,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-04 13:34:38,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:39,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:39,780 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:41,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:41,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 125 states and 249 transitions. [2018-10-04 13:34:41,141 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 249 transitions. [2018-10-04 13:34:41,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-04 13:34:41,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:41,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:41,872 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:43,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:43,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 126 states and 251 transitions. [2018-10-04 13:34:43,246 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 251 transitions. [2018-10-04 13:34:43,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-04 13:34:43,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:43,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:43,979 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:45,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:45,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 127 states and 253 transitions. [2018-10-04 13:34:45,353 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 253 transitions. [2018-10-04 13:34:45,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-04 13:34:45,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:45,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:46,213 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:47,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:47,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 128 states and 255 transitions. [2018-10-04 13:34:47,584 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 255 transitions. [2018-10-04 13:34:47,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-04 13:34:47,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:47,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:48,340 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:49,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:49,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 129 states and 257 transitions. [2018-10-04 13:34:49,778 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 257 transitions. [2018-10-04 13:34:49,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-04 13:34:49,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:50,537 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:51,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:51,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 130 states and 259 transitions. [2018-10-04 13:34:51,947 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 259 transitions. [2018-10-04 13:34:51,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-04 13:34:51,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:52,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:52,797 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:54,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:54,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 131 states and 261 transitions. [2018-10-04 13:34:54,196 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 261 transitions. [2018-10-04 13:34:54,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-04 13:34:54,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:54,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:54,984 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:56,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:56,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 132 states and 263 transitions. [2018-10-04 13:34:56,420 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 263 transitions. [2018-10-04 13:34:56,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-04 13:34:56,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:56,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:57,240 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:34:58,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:34:58,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 133 states and 265 transitions. [2018-10-04 13:34:58,675 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 265 transitions. [2018-10-04 13:34:58,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-04 13:34:58,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:34:59,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:34:59,554 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:35:01,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:35:01,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 134 states and 267 transitions. [2018-10-04 13:35:01,001 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 267 transitions. [2018-10-04 13:35:01,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-04 13:35:01,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:35:01,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:35:01,854 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:35:03,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:35:03,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 135 states and 269 transitions. [2018-10-04 13:35:03,316 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 269 transitions. [2018-10-04 13:35:03,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-04 13:35:03,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:35:03,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:35:04,181 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:35:05,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:35:05,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 136 states and 271 transitions. [2018-10-04 13:35:05,669 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 271 transitions. [2018-10-04 13:35:05,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-04 13:35:05,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:35:06,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:35:06,638 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:35:08,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:35:08,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 137 states and 273 transitions. [2018-10-04 13:35:08,124 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 273 transitions. [2018-10-04 13:35:08,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-04 13:35:08,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:35:08,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:35:08,988 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:35:10,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:35:10,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 138 states and 275 transitions. [2018-10-04 13:35:10,502 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 275 transitions. [2018-10-04 13:35:10,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-04 13:35:10,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:35:10,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:35:11,414 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:35:12,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:35:12,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 139 states and 277 transitions. [2018-10-04 13:35:12,991 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 277 transitions. [2018-10-04 13:35:12,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-04 13:35:12,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:35:13,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:35:13,886 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:35:15,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:35:15,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 140 states and 279 transitions. [2018-10-04 13:35:15,414 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 279 transitions. [2018-10-04 13:35:15,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-04 13:35:15,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:35:15,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:35:16,269 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:35:17,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:35:17,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 141 states and 281 transitions. [2018-10-04 13:35:17,801 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 281 transitions. [2018-10-04 13:35:17,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-04 13:35:17,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:35:18,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:35:18,800 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:35:20,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:35:20,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 142 states and 283 transitions. [2018-10-04 13:35:20,357 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 283 transitions. [2018-10-04 13:35:20,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-04 13:35:20,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:35:20,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:35:21,290 INFO L134 CoverageAnalysis]: Checked inductivity of 9316 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:35:22,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:35:22,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 143 states and 285 transitions. [2018-10-04 13:35:22,846 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 285 transitions. [2018-10-04 13:35:22,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-04 13:35:22,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:35:23,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:35:23,799 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:35:25,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:35:25,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 144 states and 287 transitions. [2018-10-04 13:35:25,353 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 287 transitions. [2018-10-04 13:35:25,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-04 13:35:25,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:35:25,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:35:26,371 INFO L134 CoverageAnalysis]: Checked inductivity of 9591 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:35:27,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:35:27,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 145 states and 289 transitions. [2018-10-04 13:35:27,956 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 289 transitions. [2018-10-04 13:35:27,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-04 13:35:27,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:35:28,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:35:28,928 INFO L134 CoverageAnalysis]: Checked inductivity of 9730 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:35:30,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:35:30,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 146 states and 291 transitions. [2018-10-04 13:35:30,531 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 291 transitions. [2018-10-04 13:35:30,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-10-04 13:35:30,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:35:30,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:35:31,468 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:35:33,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:35:33,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 147 states and 293 transitions. [2018-10-04 13:35:33,163 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 293 transitions. [2018-10-04 13:35:33,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-04 13:35:33,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:35:33,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:35:34,137 INFO L134 CoverageAnalysis]: Checked inductivity of 10011 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:35:35,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:35:35,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 148 states and 295 transitions. [2018-10-04 13:35:35,765 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 295 transitions. [2018-10-04 13:35:35,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-04 13:35:35,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:35:36,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:35:36,764 INFO L134 CoverageAnalysis]: Checked inductivity of 10153 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:35:38,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:35:38,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 149 states and 297 transitions. [2018-10-04 13:35:38,401 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 297 transitions. [2018-10-04 13:35:38,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-04 13:35:38,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:35:38,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:35:39,475 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:35:41,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:35:41,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 150 states and 299 transitions. [2018-10-04 13:35:41,103 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 299 transitions. [2018-10-04 13:35:41,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-04 13:35:41,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:35:41,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:35:42,202 INFO L134 CoverageAnalysis]: Checked inductivity of 10440 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:35:43,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:35:43,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 151 states and 301 transitions. [2018-10-04 13:35:43,847 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 301 transitions. [2018-10-04 13:35:43,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-04 13:35:43,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:35:44,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:35:45,115 INFO L134 CoverageAnalysis]: Checked inductivity of 10585 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:35:46,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:35:46,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 152 states and 303 transitions. [2018-10-04 13:35:46,790 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 303 transitions. [2018-10-04 13:35:46,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-04 13:35:46,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:35:47,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:35:48,005 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 10731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:35:49,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:35:49,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 153 states and 305 transitions. [2018-10-04 13:35:49,665 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 305 transitions. [2018-10-04 13:35:49,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-04 13:35:49,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:35:50,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:35:50,983 INFO L134 CoverageAnalysis]: Checked inductivity of 10878 backedges. 0 proven. 10878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:35:52,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:35:52,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 154 states and 307 transitions. [2018-10-04 13:35:52,672 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 307 transitions. [2018-10-04 13:35:52,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-04 13:35:52,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:35:53,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:35:53,906 INFO L134 CoverageAnalysis]: Checked inductivity of 11026 backedges. 0 proven. 11026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:35:55,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:35:55,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 155 states and 309 transitions. [2018-10-04 13:35:55,602 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 309 transitions. [2018-10-04 13:35:55,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-04 13:35:55,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:35:56,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:35:56,892 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 11175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:35:58,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:35:58,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 156 states and 311 transitions. [2018-10-04 13:35:58,602 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 311 transitions. [2018-10-04 13:35:58,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-04 13:35:58,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:35:59,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:35:59,806 INFO L134 CoverageAnalysis]: Checked inductivity of 11325 backedges. 0 proven. 11325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:36:01,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:36:01,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 157 states and 313 transitions. [2018-10-04 13:36:01,563 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 313 transitions. [2018-10-04 13:36:01,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-04 13:36:01,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:36:02,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-10-04 13:36:02,708 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-10-04 13:36:02,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:36:02,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:36:02,814 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-10-04 13:36:02,815 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-04 13:36:02,817 INFO L168 Benchmark]: Toolchain (without parser) took 237532.69 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: -869.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-10-04 13:36:02,818 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. [2018-10-04 13:36:02,819 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.66 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:36:02,822 INFO L168 Benchmark]: Boogie Preprocessor took 23.04 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:36:02,823 INFO L168 Benchmark]: RCFGBuilder took 339.95 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-04 13:36:02,823 INFO L168 Benchmark]: CodeCheck took 237121.89 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: -890.5 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2018-10-04 13:36:02,830 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 1 quantified variables from 1 xjuncts. * 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 43.66 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.04 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 339.95 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 237121.89 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: -890.5 MB). Peak memory consumption was 1.0 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-0-2018-10-04_13-36-02-857.csv Completed graceful shutdown