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 0.1.23-1cc990c [2018-10-01 02:43:56,572 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-01 02:43:56,574 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-01 02:43:56,586 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-01 02:43:56,586 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-01 02:43:56,587 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-01 02:43:56,589 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-01 02:43:56,590 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-01 02:43:56,592 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-01 02:43:56,593 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-01 02:43:56,594 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-01 02:43:56,594 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-01 02:43:56,595 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-01 02:43:56,596 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-01 02:43:56,597 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-01 02:43:56,598 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-01 02:43:56,599 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-01 02:43:56,601 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-01 02:43:56,603 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-01 02:43:56,605 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-01 02:43:56,606 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-01 02:43:56,607 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-01 02:43:56,610 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-01 02:43:56,610 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-01 02:43:56,610 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-01 02:43:56,611 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-01 02:43:56,612 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-01 02:43:56,613 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-01 02:43:56,614 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-01 02:43:56,615 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-01 02:43:56,616 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-01 02:43:56,616 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-01 02:43:56,617 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-01 02:43:56,617 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-01 02:43:56,618 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-01 02:43:56,619 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-01 02:43:56,619 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 [2018-10-01 02:43:56,654 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-01 02:43:56,655 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-01 02:43:56,656 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-01 02:43:56,657 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-01 02:43:56,657 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-01 02:43:56,658 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-01 02:43:56,658 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-01 02:43:56,658 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-01 02:43:56,659 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-01 02:43:56,660 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-01 02:43:56,660 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-01 02:43:56,660 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-01 02:43:56,660 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-01 02:43:56,661 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-01 02:43:56,661 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-01 02:43:56,661 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-01 02:43:56,661 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-01 02:43:56,662 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-01 02:43:56,662 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-01 02:43:56,662 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-01 02:43:56,662 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-01 02:43:56,662 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 02:43:56,663 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-01 02:43:56,663 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-01 02:43:56,663 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-01 02:43:56,663 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-01 02:43:56,663 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-01 02:43:56,664 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-01 02:43:56,664 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-01 02:43:56,728 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-01 02:43:56,745 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-01 02:43:56,751 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-01 02:43:56,753 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-01 02:43:56,754 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-01 02:43:56,755 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Sandman01.bpl [2018-10-01 02:43:56,755 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Sandman01.bpl' [2018-10-01 02:43:56,812 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-01 02:43:56,818 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-01 02:43:56,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-01 02:43:56,819 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-01 02:43:56,819 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-01 02:43:56,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:43:56" (1/1) ... [2018-10-01 02:43:56,856 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:43:56" (1/1) ... [2018-10-01 02:43:56,860 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-01 02:43:56,861 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-01 02:43:56,861 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-01 02:43:56,863 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-01 02:43:56,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-01 02:43:56,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-01 02:43:56,865 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-01 02:43:56,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:43:56" (1/1) ... [2018-10-01 02:43:56,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:43:56" (1/1) ... [2018-10-01 02:43:56,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:43:56" (1/1) ... [2018-10-01 02:43:56,878 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:43:56" (1/1) ... [2018-10-01 02:43:56,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:43:56" (1/1) ... [2018-10-01 02:43:56,886 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:43:56" (1/1) ... [2018-10-01 02:43:56,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:43:56" (1/1) ... [2018-10-01 02:43:56,888 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-01 02:43:56,889 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-01 02:43:56,889 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-01 02:43:56,889 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-01 02:43:56,890 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:43:56" (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 [2018-10-01 02:43:56,971 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-10-01 02:43:56,971 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-01 02:43:56,971 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-01 02:43:57,170 INFO L345 CfgBuilder]: Using library mode [2018-10-01 02:43:57,171 INFO L202 PluginConnector]: Adding new model Sandman01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 02:43:57 BoogieIcfgContainer [2018-10-01 02:43:57,171 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-01 02:43:57,172 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-01 02:43:57,172 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-01 02:43:57,183 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-01 02:43:57,184 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 02:43:57" (1/1) ... [2018-10-01 02:43:57,196 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-01 02:43:57,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:57,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-01 02:43:57,234 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-01 02:43:57,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-01 02:43:57,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:57,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:57,553 WARN L178 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 8 [2018-10-01 02:43:57,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:57,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:57,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 7 states and 11 transitions. [2018-10-01 02:43:57,681 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 11 transitions. [2018-10-01 02:43:57,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-01 02:43:57,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:57,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:57,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:58,084 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-10-01 02:43:58,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:58,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 8 states and 14 transitions. [2018-10-01 02:43:58,131 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 14 transitions. [2018-10-01 02:43:58,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-01 02:43:58,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:58,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:58,378 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:58,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:58,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 9 states and 17 transitions. [2018-10-01 02:43:58,856 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 17 transitions. [2018-10-01 02:43:58,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-01 02:43:58,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:58,987 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:59,405 WARN L178 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 13 [2018-10-01 02:43:59,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:59,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 10 states and 19 transitions. [2018-10-01 02:43:59,560 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 19 transitions. [2018-10-01 02:43:59,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 02:43:59,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:59,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:59,666 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:59,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:59,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 11 states and 21 transitions. [2018-10-01 02:43:59,889 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 21 transitions. [2018-10-01 02:43:59,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:43:59,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:59,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:00,023 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:00,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:00,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 12 states and 23 transitions. [2018-10-01 02:44:00,338 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 23 transitions. [2018-10-01 02:44:00,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:44:00,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:00,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:00,450 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:00,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:00,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 13 states and 25 transitions. [2018-10-01 02:44:00,651 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 25 transitions. [2018-10-01 02:44:00,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:44:00,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:00,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:00,775 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:01,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:01,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 14 states and 27 transitions. [2018-10-01 02:44:01,056 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 27 transitions. [2018-10-01 02:44:01,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:44:01,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:01,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:01,191 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:01,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:01,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 15 states and 29 transitions. [2018-10-01 02:44:01,427 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 29 transitions. [2018-10-01 02:44:01,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:44:01,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:01,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:01,650 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:01,931 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-10-01 02:44:02,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:02,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 16 states and 31 transitions. [2018-10-01 02:44:02,105 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 31 transitions. [2018-10-01 02:44:02,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 02:44:02,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:02,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:02,261 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:02,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:02,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 17 states and 33 transitions. [2018-10-01 02:44:02,524 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 33 transitions. [2018-10-01 02:44:02,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 02:44:02,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:02,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:02,674 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:03,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:03,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2018-10-01 02:44:03,053 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2018-10-01 02:44:03,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-01 02:44:03,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:03,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:03,336 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:03,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:03,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 19 states and 37 transitions. [2018-10-01 02:44:03,818 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 37 transitions. [2018-10-01 02:44:03,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-01 02:44:03,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:03,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:04,025 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:04,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:04,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 20 states and 39 transitions. [2018-10-01 02:44:04,576 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 39 transitions. [2018-10-01 02:44:04,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-01 02:44:04,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:04,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:04,729 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:05,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:05,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 21 states and 41 transitions. [2018-10-01 02:44:05,021 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 41 transitions. [2018-10-01 02:44:05,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 02:44:05,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:05,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:05,457 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:06,287 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-10-01 02:44:06,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:06,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 22 states and 43 transitions. [2018-10-01 02:44:06,423 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 43 transitions. [2018-10-01 02:44:06,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-01 02:44:06,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:06,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:06,583 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:07,575 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-01 02:44:07,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:07,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 23 states and 45 transitions. [2018-10-01 02:44:07,825 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 45 transitions. [2018-10-01 02:44:07,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 02:44:07,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:07,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:07,977 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:08,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:08,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 24 states and 47 transitions. [2018-10-01 02:44:08,303 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 47 transitions. [2018-10-01 02:44:08,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 02:44:08,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:08,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:09,183 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:09,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:09,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 25 states and 49 transitions. [2018-10-01 02:44:09,508 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 49 transitions. [2018-10-01 02:44:09,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-01 02:44:09,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:09,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:09,784 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:10,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:10,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 26 states and 51 transitions. [2018-10-01 02:44:10,166 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 51 transitions. [2018-10-01 02:44:10,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-01 02:44:10,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:10,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:10,550 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:10,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:10,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 27 states and 53 transitions. [2018-10-01 02:44:10,925 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 53 transitions. [2018-10-01 02:44:10,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-01 02:44:10,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:10,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:11,194 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:11,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:11,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 28 states and 55 transitions. [2018-10-01 02:44:11,651 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 55 transitions. [2018-10-01 02:44:11,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-01 02:44:11,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:11,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:12,904 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:13,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:13,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 29 states and 57 transitions. [2018-10-01 02:44:13,577 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 57 transitions. [2018-10-01 02:44:13,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-01 02:44:13,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:13,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:13,837 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:14,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:14,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 59 transitions. [2018-10-01 02:44:14,339 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 59 transitions. [2018-10-01 02:44:14,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-01 02:44:14,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:14,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:14,546 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:14,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:14,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2018-10-01 02:44:14,914 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2018-10-01 02:44:14,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-01 02:44:14,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:14,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:15,835 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:16,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:16,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 63 transitions. [2018-10-01 02:44:16,184 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 63 transitions. [2018-10-01 02:44:16,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-01 02:44:16,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:16,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:16,554 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:16,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:16,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 33 states and 65 transitions. [2018-10-01 02:44:16,932 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 65 transitions. [2018-10-01 02:44:16,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-01 02:44:16,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:16,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:17,418 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:17,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:17,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 34 states and 67 transitions. [2018-10-01 02:44:17,895 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 67 transitions. [2018-10-01 02:44:17,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-01 02:44:17,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:17,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:18,180 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:18,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:18,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 35 states and 69 transitions. [2018-10-01 02:44:18,546 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 69 transitions. [2018-10-01 02:44:18,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-01 02:44:18,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:18,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:18,872 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:19,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:19,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 36 states and 71 transitions. [2018-10-01 02:44:19,398 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 71 transitions. [2018-10-01 02:44:19,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-01 02:44:19,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:19,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:19,613 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:20,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:20,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 37 states and 73 transitions. [2018-10-01 02:44:20,112 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 73 transitions. [2018-10-01 02:44:20,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-01 02:44:20,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:20,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:20,567 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:21,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:21,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 38 states and 75 transitions. [2018-10-01 02:44:21,318 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 75 transitions. [2018-10-01 02:44:21,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-01 02:44:21,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:21,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:21,596 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:22,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:22,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 39 states and 77 transitions. [2018-10-01 02:44:22,076 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 77 transitions. [2018-10-01 02:44:22,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-01 02:44:22,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:22,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:22,492 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:22,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:22,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 40 states and 79 transitions. [2018-10-01 02:44:22,984 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 79 transitions. [2018-10-01 02:44:22,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-01 02:44:22,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:23,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:23,314 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:23,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:23,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 41 states and 81 transitions. [2018-10-01 02:44:23,854 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 81 transitions. [2018-10-01 02:44:23,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-01 02:44:23,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:23,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:24,235 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:24,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:24,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 42 states and 83 transitions. [2018-10-01 02:44:24,749 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 83 transitions. [2018-10-01 02:44:24,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-01 02:44:24,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:25,053 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:25,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:25,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 43 states and 85 transitions. [2018-10-01 02:44:25,503 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 85 transitions. [2018-10-01 02:44:25,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-01 02:44:25,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:25,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:26,758 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:27,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:27,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 44 states and 87 transitions. [2018-10-01 02:44:27,288 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 87 transitions. [2018-10-01 02:44:27,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-01 02:44:27,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:27,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:27,606 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:28,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:28,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 45 states and 89 transitions. [2018-10-01 02:44:28,120 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 89 transitions. [2018-10-01 02:44:28,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-01 02:44:28,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:28,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:28,623 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:29,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:29,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 46 states and 91 transitions. [2018-10-01 02:44:29,451 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 91 transitions. [2018-10-01 02:44:29,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-01 02:44:29,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:29,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:29,739 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:30,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:30,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 47 states and 93 transitions. [2018-10-01 02:44:30,238 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 93 transitions. [2018-10-01 02:44:30,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-01 02:44:30,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:30,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:30,555 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:31,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:31,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 48 states and 95 transitions. [2018-10-01 02:44:31,072 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 95 transitions. [2018-10-01 02:44:31,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-01 02:44:31,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:31,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:31,327 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:31,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:31,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 49 states and 97 transitions. [2018-10-01 02:44:31,847 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 97 transitions. [2018-10-01 02:44:31,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-01 02:44:31,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:31,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:32,106 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:32,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:32,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 50 states and 99 transitions. [2018-10-01 02:44:32,640 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 99 transitions. [2018-10-01 02:44:32,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-01 02:44:32,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:32,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:32,900 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:33,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:33,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 51 states and 101 transitions. [2018-10-01 02:44:33,618 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 101 transitions. [2018-10-01 02:44:33,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-01 02:44:33,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:33,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:33,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:34,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:34,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 52 states and 103 transitions. [2018-10-01 02:44:34,840 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 103 transitions. [2018-10-01 02:44:34,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-01 02:44:34,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:34,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:35,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:36,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:36,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 53 states and 105 transitions. [2018-10-01 02:44:36,181 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 105 transitions. [2018-10-01 02:44:36,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-01 02:44:36,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:36,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:36,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:37,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:37,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 54 states and 107 transitions. [2018-10-01 02:44:37,337 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 107 transitions. [2018-10-01 02:44:37,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-01 02:44:37,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:37,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:37,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:38,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:38,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 55 states and 109 transitions. [2018-10-01 02:44:38,263 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 109 transitions. [2018-10-01 02:44:38,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-01 02:44:38,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:38,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:38,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:39,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:39,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 56 states and 111 transitions. [2018-10-01 02:44:39,973 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 111 transitions. [2018-10-01 02:44:39,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-01 02:44:39,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:40,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:40,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:41,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:41,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 57 states and 113 transitions. [2018-10-01 02:44:41,160 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 113 transitions. [2018-10-01 02:44:41,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-01 02:44:41,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:41,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:41,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:42,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:42,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 58 states and 115 transitions. [2018-10-01 02:44:42,276 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 115 transitions. [2018-10-01 02:44:42,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-01 02:44:42,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:42,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:42,880 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:43,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:43,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 59 states and 117 transitions. [2018-10-01 02:44:43,528 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 117 transitions. [2018-10-01 02:44:43,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-01 02:44:43,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:43,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:43,936 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:44,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:44,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 60 states and 119 transitions. [2018-10-01 02:44:44,812 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 119 transitions. [2018-10-01 02:44:44,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-01 02:44:44,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:44,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:45,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:45,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:45,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 61 states and 121 transitions. [2018-10-01 02:44:45,926 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 121 transitions. [2018-10-01 02:44:45,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-01 02:44:45,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:45,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:46,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:47,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:47,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 62 states and 123 transitions. [2018-10-01 02:44:47,429 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 123 transitions. [2018-10-01 02:44:47,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-01 02:44:47,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:47,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:47,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:48,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:48,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 63 states and 125 transitions. [2018-10-01 02:44:48,410 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 125 transitions. [2018-10-01 02:44:48,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-01 02:44:48,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:48,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:48,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:49,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:49,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 64 states and 127 transitions. [2018-10-01 02:44:49,421 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 127 transitions. [2018-10-01 02:44:49,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-01 02:44:49,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:49,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:49,936 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:50,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:50,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 65 states and 129 transitions. [2018-10-01 02:44:50,681 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 129 transitions. [2018-10-01 02:44:50,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-01 02:44:50,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:50,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:51,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:52,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:52,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 66 states and 131 transitions. [2018-10-01 02:44:52,446 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 131 transitions. [2018-10-01 02:44:52,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-01 02:44:52,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:52,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:53,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:53,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:53,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 67 states and 133 transitions. [2018-10-01 02:44:53,815 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 133 transitions. [2018-10-01 02:44:53,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-01 02:44:53,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:53,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:54,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:55,898 WARN L178 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 11 [2018-10-01 02:44:58,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:58,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 68 states and 135 transitions. [2018-10-01 02:44:58,328 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 135 transitions. [2018-10-01 02:44:58,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-01 02:44:58,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:58,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:58,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:00,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:00,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 69 states and 137 transitions. [2018-10-01 02:45:00,069 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 137 transitions. [2018-10-01 02:45:00,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-01 02:45:00,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:00,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:00,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:01,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:01,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 70 states and 139 transitions. [2018-10-01 02:45:01,169 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 139 transitions. [2018-10-01 02:45:01,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-01 02:45:01,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:01,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:01,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:02,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:02,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 71 states and 141 transitions. [2018-10-01 02:45:02,395 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 141 transitions. [2018-10-01 02:45:02,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-01 02:45:02,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:02,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:02,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:03,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:03,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 72 states and 143 transitions. [2018-10-01 02:45:03,660 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 143 transitions. [2018-10-01 02:45:03,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-01 02:45:03,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:03,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:04,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:05,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:05,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 73 states and 145 transitions. [2018-10-01 02:45:05,541 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 145 transitions. [2018-10-01 02:45:05,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-01 02:45:05,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:05,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:05,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:06,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:06,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 74 states and 147 transitions. [2018-10-01 02:45:06,758 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 147 transitions. [2018-10-01 02:45:06,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-01 02:45:06,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:06,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:07,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:07,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:07,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 75 states and 149 transitions. [2018-10-01 02:45:07,931 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 149 transitions. [2018-10-01 02:45:07,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-01 02:45:07,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:08,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:08,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:09,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:09,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 76 states and 151 transitions. [2018-10-01 02:45:09,151 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 151 transitions. [2018-10-01 02:45:09,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-01 02:45:09,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:09,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:09,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:10,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:10,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 77 states and 153 transitions. [2018-10-01 02:45:10,694 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 153 transitions. [2018-10-01 02:45:10,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-01 02:45:10,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:10,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:11,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:11,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:11,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 78 states and 155 transitions. [2018-10-01 02:45:11,943 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 155 transitions. [2018-10-01 02:45:11,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-01 02:45:11,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:12,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:12,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:13,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:13,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 79 states and 157 transitions. [2018-10-01 02:45:13,217 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 157 transitions. [2018-10-01 02:45:13,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-01 02:45:13,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:13,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:13,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:14,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:14,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 80 states and 159 transitions. [2018-10-01 02:45:14,445 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 159 transitions. [2018-10-01 02:45:14,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-01 02:45:14,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:14,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:15,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:16,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:16,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 81 states and 161 transitions. [2018-10-01 02:45:16,428 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 161 transitions. [2018-10-01 02:45:16,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-01 02:45:16,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:16,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:16,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:17,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:17,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 82 states and 163 transitions. [2018-10-01 02:45:17,711 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 163 transitions. [2018-10-01 02:45:17,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-01 02:45:17,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:17,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:18,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:18,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:18,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 83 states and 165 transitions. [2018-10-01 02:45:18,987 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 165 transitions. [2018-10-01 02:45:18,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-01 02:45:18,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:19,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:19,396 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:20,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:20,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 84 states and 167 transitions. [2018-10-01 02:45:20,724 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 167 transitions. [2018-10-01 02:45:20,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-01 02:45:20,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:20,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:21,139 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:22,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:22,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 85 states and 169 transitions. [2018-10-01 02:45:22,051 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 169 transitions. [2018-10-01 02:45:22,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-01 02:45:22,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:22,468 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:23,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:23,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 86 states and 171 transitions. [2018-10-01 02:45:23,383 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 171 transitions. [2018-10-01 02:45:23,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-01 02:45:23,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:23,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:23,841 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:24,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:24,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 87 states and 173 transitions. [2018-10-01 02:45:24,878 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 173 transitions. [2018-10-01 02:45:24,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-01 02:45:24,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:25,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:25,292 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:26,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:26,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 88 states and 175 transitions. [2018-10-01 02:45:26,523 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 175 transitions. [2018-10-01 02:45:26,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-01 02:45:26,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:26,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:27,043 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:27,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:27,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 89 states and 177 transitions. [2018-10-01 02:45:27,978 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 177 transitions. [2018-10-01 02:45:27,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-01 02:45:27,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:28,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:28,405 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:29,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:29,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 90 states and 179 transitions. [2018-10-01 02:45:29,452 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 179 transitions. [2018-10-01 02:45:29,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-01 02:45:29,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:29,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:29,956 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:31,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:31,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 91 states and 181 transitions. [2018-10-01 02:45:31,183 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 181 transitions. [2018-10-01 02:45:31,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-01 02:45:31,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:31,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:31,631 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:32,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:32,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 92 states and 183 transitions. [2018-10-01 02:45:32,714 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 183 transitions. [2018-10-01 02:45:32,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-01 02:45:32,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:32,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:33,179 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:34,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:34,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 93 states and 185 transitions. [2018-10-01 02:45:34,201 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 185 transitions. [2018-10-01 02:45:34,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-01 02:45:34,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:34,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:34,762 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:36,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:36,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 94 states and 187 transitions. [2018-10-01 02:45:36,006 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 187 transitions. [2018-10-01 02:45:36,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-01 02:45:36,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:36,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:36,492 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:37,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:37,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 95 states and 189 transitions. [2018-10-01 02:45:37,538 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 189 transitions. [2018-10-01 02:45:37,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-01 02:45:37,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:37,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:38,009 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:39,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:39,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 96 states and 191 transitions. [2018-10-01 02:45:39,183 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 191 transitions. [2018-10-01 02:45:39,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-01 02:45:39,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:39,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:39,821 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:41,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:41,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 97 states and 193 transitions. [2018-10-01 02:45:41,258 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 193 transitions. [2018-10-01 02:45:41,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-01 02:45:41,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:41,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:41,775 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:42,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:42,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 98 states and 195 transitions. [2018-10-01 02:45:42,803 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 195 transitions. [2018-10-01 02:45:42,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-01 02:45:42,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:42,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:43,279 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:44,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:44,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 99 states and 197 transitions. [2018-10-01 02:45:44,333 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 197 transitions. [2018-10-01 02:45:44,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-01 02:45:44,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:44,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:44,820 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:46,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:46,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 100 states and 199 transitions. [2018-10-01 02:45:46,002 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 199 transitions. [2018-10-01 02:45:46,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-01 02:45:46,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:46,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:46,546 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:47,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:47,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 101 states and 201 transitions. [2018-10-01 02:45:47,654 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 201 transitions. [2018-10-01 02:45:47,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-01 02:45:47,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:47,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:48,230 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:49,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:49,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 102 states and 203 transitions. [2018-10-01 02:45:49,347 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 203 transitions. [2018-10-01 02:45:49,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-01 02:45:49,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:49,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:49,853 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:50,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:50,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 103 states and 205 transitions. [2018-10-01 02:45:50,984 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 205 transitions. [2018-10-01 02:45:50,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-01 02:45:50,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:51,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:51,628 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:52,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:52,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 104 states and 207 transitions. [2018-10-01 02:45:52,762 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 207 transitions. [2018-10-01 02:45:52,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-01 02:45:52,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:52,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:53,279 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:54,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:54,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 105 states and 209 transitions. [2018-10-01 02:45:54,430 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 209 transitions. [2018-10-01 02:45:54,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-01 02:45:54,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:54,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:54,959 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:56,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:56,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 106 states and 211 transitions. [2018-10-01 02:45:56,226 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 211 transitions. [2018-10-01 02:45:56,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-01 02:45:56,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:56,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:56,894 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:58,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:58,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 107 states and 213 transitions. [2018-10-01 02:45:58,358 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 213 transitions. [2018-10-01 02:45:58,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-01 02:45:58,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:58,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:59,053 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:00,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:00,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 108 states and 215 transitions. [2018-10-01 02:46:00,240 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 215 transitions. [2018-10-01 02:46:00,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-01 02:46:00,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:00,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:00,810 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:02,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:02,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 109 states and 217 transitions. [2018-10-01 02:46:02,337 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 217 transitions. [2018-10-01 02:46:02,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-01 02:46:02,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:02,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:03,249 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:04,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:04,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 110 states and 219 transitions. [2018-10-01 02:46:04,494 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 219 transitions. [2018-10-01 02:46:04,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-01 02:46:04,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:04,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:05,078 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:06,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:06,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 111 states and 221 transitions. [2018-10-01 02:46:06,315 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 221 transitions. [2018-10-01 02:46:06,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-01 02:46:06,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:06,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:06,950 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:08,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:08,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 112 states and 223 transitions. [2018-10-01 02:46:08,159 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 223 transitions. [2018-10-01 02:46:08,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-01 02:46:08,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:08,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:08,755 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:10,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:10,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 113 states and 225 transitions. [2018-10-01 02:46:10,074 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 225 transitions. [2018-10-01 02:46:10,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-01 02:46:10,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:10,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:10,666 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:12,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:12,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 114 states and 227 transitions. [2018-10-01 02:46:12,171 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 227 transitions. [2018-10-01 02:46:12,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-01 02:46:12,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:12,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:12,824 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:14,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:14,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 115 states and 229 transitions. [2018-10-01 02:46:14,072 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 229 transitions. [2018-10-01 02:46:14,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-01 02:46:14,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:14,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:14,687 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:16,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:16,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 116 states and 231 transitions. [2018-10-01 02:46:16,148 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 231 transitions. [2018-10-01 02:46:16,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-01 02:46:16,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:16,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:17,071 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:18,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:18,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 117 states and 233 transitions. [2018-10-01 02:46:18,366 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 233 transitions. [2018-10-01 02:46:18,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-01 02:46:18,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:19,003 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:20,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:20,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 118 states and 235 transitions. [2018-10-01 02:46:20,320 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 235 transitions. [2018-10-01 02:46:20,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-01 02:46:20,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:20,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:20,991 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:22,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:22,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 119 states and 237 transitions. [2018-10-01 02:46:22,660 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 237 transitions. [2018-10-01 02:46:22,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-01 02:46:22,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:22,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:23,351 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:24,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:24,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 120 states and 239 transitions. [2018-10-01 02:46:24,693 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 239 transitions. [2018-10-01 02:46:24,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-01 02:46:24,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:24,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:25,365 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:26,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:26,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 121 states and 241 transitions. [2018-10-01 02:46:26,711 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 241 transitions. [2018-10-01 02:46:26,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-01 02:46:26,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:26,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:27,446 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:28,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:28,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 122 states and 243 transitions. [2018-10-01 02:46:28,801 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 243 transitions. [2018-10-01 02:46:28,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-01 02:46:28,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:29,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:29,623 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:30,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:30,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 123 states and 245 transitions. [2018-10-01 02:46:30,965 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 245 transitions. [2018-10-01 02:46:30,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-01 02:46:30,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:31,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:31,665 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:33,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:33,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 124 states and 247 transitions. [2018-10-01 02:46:33,381 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 247 transitions. [2018-10-01 02:46:33,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-01 02:46:33,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:33,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:34,175 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:35,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:35,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 125 states and 249 transitions. [2018-10-01 02:46:35,574 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 249 transitions. [2018-10-01 02:46:35,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-01 02:46:35,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:35,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:36,421 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:38,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:38,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 126 states and 251 transitions. [2018-10-01 02:46:38,055 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 251 transitions. [2018-10-01 02:46:38,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-01 02:46:38,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:38,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:38,826 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:40,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:40,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 127 states and 253 transitions. [2018-10-01 02:46:40,242 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 253 transitions. [2018-10-01 02:46:40,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-01 02:46:40,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:40,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:41,023 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:42,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:42,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 128 states and 255 transitions. [2018-10-01 02:46:42,744 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 255 transitions. [2018-10-01 02:46:42,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-01 02:46:42,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:43,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:43,593 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:45,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:45,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 129 states and 257 transitions. [2018-10-01 02:46:45,031 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 257 transitions. [2018-10-01 02:46:45,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-01 02:46:45,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:45,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:45,855 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:47,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:47,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 130 states and 259 transitions. [2018-10-01 02:46:47,258 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 259 transitions. [2018-10-01 02:46:47,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-01 02:46:47,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:47,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:48,043 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:49,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:49,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 131 states and 261 transitions. [2018-10-01 02:46:49,494 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 261 transitions. [2018-10-01 02:46:49,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-01 02:46:49,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:49,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:50,365 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:51,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:51,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 132 states and 263 transitions. [2018-10-01 02:46:51,807 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 263 transitions. [2018-10-01 02:46:51,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-01 02:46:51,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:52,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:52,876 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:54,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:54,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 133 states and 265 transitions. [2018-10-01 02:46:54,316 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 265 transitions. [2018-10-01 02:46:54,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-01 02:46:54,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:54,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:55,148 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:56,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:56,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 134 states and 267 transitions. [2018-10-01 02:46:56,603 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 267 transitions. [2018-10-01 02:46:56,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-01 02:46:56,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:57,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:57,502 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:59,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:59,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 135 states and 269 transitions. [2018-10-01 02:46:59,264 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 269 transitions. [2018-10-01 02:46:59,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-01 02:46:59,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:59,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:00,160 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:01,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:01,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 136 states and 271 transitions. [2018-10-01 02:47:01,681 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 271 transitions. [2018-10-01 02:47:01,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-01 02:47:01,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:02,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:02,598 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:04,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:04,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 137 states and 273 transitions. [2018-10-01 02:47:04,450 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 273 transitions. [2018-10-01 02:47:04,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-01 02:47:04,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:04,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:05,476 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:06,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:06,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 138 states and 275 transitions. [2018-10-01 02:47:06,998 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 275 transitions. [2018-10-01 02:47:06,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-01 02:47:06,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:07,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:08,096 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:09,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:09,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 139 states and 277 transitions. [2018-10-01 02:47:09,631 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 277 transitions. [2018-10-01 02:47:09,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-01 02:47:09,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:10,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:10,579 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:12,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:12,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 140 states and 279 transitions. [2018-10-01 02:47:12,244 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 279 transitions. [2018-10-01 02:47:12,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-01 02:47:12,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:12,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:13,470 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:15,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:15,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 141 states and 281 transitions. [2018-10-01 02:47:15,009 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 281 transitions. [2018-10-01 02:47:15,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-01 02:47:15,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:15,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:15,965 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:17,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:17,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 142 states and 283 transitions. [2018-10-01 02:47:17,562 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 283 transitions. [2018-10-01 02:47:17,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-01 02:47:17,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:18,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:18,721 INFO L134 CoverageAnalysis]: Checked inductivity of 9316 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:20,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:20,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 143 states and 285 transitions. [2018-10-01 02:47:20,287 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 285 transitions. [2018-10-01 02:47:20,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-01 02:47:20,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:20,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:21,330 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:22,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:22,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 144 states and 287 transitions. [2018-10-01 02:47:22,962 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 287 transitions. [2018-10-01 02:47:22,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-01 02:47:22,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:23,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:23,947 INFO L134 CoverageAnalysis]: Checked inductivity of 9591 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:25,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:25,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 145 states and 289 transitions. [2018-10-01 02:47:25,686 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 289 transitions. [2018-10-01 02:47:25,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-01 02:47:25,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:26,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:26,695 INFO L134 CoverageAnalysis]: Checked inductivity of 9730 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:28,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:28,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 146 states and 291 transitions. [2018-10-01 02:47:28,588 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 291 transitions. [2018-10-01 02:47:28,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-10-01 02:47:28,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:29,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:29,611 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:31,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:31,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 147 states and 293 transitions. [2018-10-01 02:47:31,249 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 293 transitions. [2018-10-01 02:47:31,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-01 02:47:31,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:32,345 INFO L134 CoverageAnalysis]: Checked inductivity of 10011 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:34,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:34,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 148 states and 295 transitions. [2018-10-01 02:47:34,331 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 295 transitions. [2018-10-01 02:47:34,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-01 02:47:34,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:34,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:35,439 INFO L134 CoverageAnalysis]: Checked inductivity of 10153 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:37,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:37,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 149 states and 297 transitions. [2018-10-01 02:47:37,115 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 297 transitions. [2018-10-01 02:47:37,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-01 02:47:37,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:37,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:38,197 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:40,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:40,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 150 states and 299 transitions. [2018-10-01 02:47:40,167 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 299 transitions. [2018-10-01 02:47:40,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-01 02:47:40,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:40,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:41,356 INFO L134 CoverageAnalysis]: Checked inductivity of 10440 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:43,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:43,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 151 states and 301 transitions. [2018-10-01 02:47:43,086 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 301 transitions. [2018-10-01 02:47:43,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-01 02:47:43,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:43,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:44,428 INFO L134 CoverageAnalysis]: Checked inductivity of 10585 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:46,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:46,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 152 states and 303 transitions. [2018-10-01 02:47:46,238 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 303 transitions. [2018-10-01 02:47:46,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-01 02:47:46,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:46,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:47,532 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 10731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:49,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:49,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 153 states and 305 transitions. [2018-10-01 02:47:49,509 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 305 transitions. [2018-10-01 02:47:49,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-01 02:47:49,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:50,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:50,751 INFO L134 CoverageAnalysis]: Checked inductivity of 10878 backedges. 0 proven. 10878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:52,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:52,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 154 states and 307 transitions. [2018-10-01 02:47:52,567 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 307 transitions. [2018-10-01 02:47:52,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-01 02:47:52,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:53,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:53,876 INFO L134 CoverageAnalysis]: Checked inductivity of 11026 backedges. 0 proven. 11026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:55,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:55,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 155 states and 309 transitions. [2018-10-01 02:47:55,843 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 309 transitions. [2018-10-01 02:47:55,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-01 02:47:55,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:56,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:57,155 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 11175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:59,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:59,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 156 states and 311 transitions. [2018-10-01 02:47:59,139 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 311 transitions. [2018-10-01 02:47:59,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-01 02:47:59,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:59,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:00,526 INFO L134 CoverageAnalysis]: Checked inductivity of 11325 backedges. 0 proven. 11325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:02,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:02,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 157 states and 313 transitions. [2018-10-01 02:48:02,294 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 313 transitions. [2018-10-01 02:48:02,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-01 02:48:02,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:03,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:03,695 INFO L134 CoverageAnalysis]: Checked inductivity of 11476 backedges. 0 proven. 11476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:05,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:05,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 158 states and 315 transitions. [2018-10-01 02:48:05,768 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 315 transitions. [2018-10-01 02:48:05,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-01 02:48:05,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:06,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:07,126 INFO L134 CoverageAnalysis]: Checked inductivity of 11628 backedges. 0 proven. 11628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:08,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:08,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 159 states and 317 transitions. [2018-10-01 02:48:08,913 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 317 transitions. [2018-10-01 02:48:08,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-01 02:48:08,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:09,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:10,250 INFO L134 CoverageAnalysis]: Checked inductivity of 11781 backedges. 0 proven. 11781 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:12,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:12,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 160 states and 319 transitions. [2018-10-01 02:48:12,095 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 319 transitions. [2018-10-01 02:48:12,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-10-01 02:48:12,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:12,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:13,515 INFO L134 CoverageAnalysis]: Checked inductivity of 11935 backedges. 0 proven. 11935 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:15,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:15,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 161 states and 321 transitions. [2018-10-01 02:48:15,555 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 321 transitions. [2018-10-01 02:48:15,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-01 02:48:15,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:16,994 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 12090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:18,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:18,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 162 states and 323 transitions. [2018-10-01 02:48:18,830 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 323 transitions. [2018-10-01 02:48:18,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-01 02:48:18,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:19,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:20,259 INFO L134 CoverageAnalysis]: Checked inductivity of 12246 backedges. 0 proven. 12246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:22,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:22,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 163 states and 325 transitions. [2018-10-01 02:48:22,081 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 325 transitions. [2018-10-01 02:48:22,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-01 02:48:22,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:23,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:23,684 INFO L134 CoverageAnalysis]: Checked inductivity of 12403 backedges. 0 proven. 12403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:25,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:25,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 164 states and 327 transitions. [2018-10-01 02:48:25,834 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 327 transitions. [2018-10-01 02:48:25,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-01 02:48:25,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:26,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:27,296 INFO L134 CoverageAnalysis]: Checked inductivity of 12561 backedges. 0 proven. 12561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:29,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:29,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 165 states and 329 transitions. [2018-10-01 02:48:29,263 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 329 transitions. [2018-10-01 02:48:29,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-01 02:48:29,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:30,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:30,702 INFO L134 CoverageAnalysis]: Checked inductivity of 12720 backedges. 0 proven. 12720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:32,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:32,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 166 states and 331 transitions. [2018-10-01 02:48:32,550 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 331 transitions. [2018-10-01 02:48:32,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-10-01 02:48:32,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:33,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:34,124 INFO L134 CoverageAnalysis]: Checked inductivity of 12880 backedges. 0 proven. 12880 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:36,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:36,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 167 states and 333 transitions. [2018-10-01 02:48:36,326 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 333 transitions. [2018-10-01 02:48:36,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-01 02:48:36,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:37,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:37,875 INFO L134 CoverageAnalysis]: Checked inductivity of 13041 backedges. 0 proven. 13041 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:39,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:39,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 168 states and 335 transitions. [2018-10-01 02:48:39,762 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 335 transitions. [2018-10-01 02:48:39,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-10-01 02:48:39,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:40,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:41,452 INFO L134 CoverageAnalysis]: Checked inductivity of 13203 backedges. 0 proven. 13203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:43,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:43,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 169 states and 337 transitions. [2018-10-01 02:48:43,419 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 337 transitions. [2018-10-01 02:48:43,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-01 02:48:43,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:44,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:45,062 INFO L134 CoverageAnalysis]: Checked inductivity of 13366 backedges. 0 proven. 13366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:47,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:47,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 170 states and 339 transitions. [2018-10-01 02:48:47,238 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 339 transitions. [2018-10-01 02:48:47,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-10-01 02:48:47,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:48,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:48,907 INFO L134 CoverageAnalysis]: Checked inductivity of 13530 backedges. 0 proven. 13530 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:51,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:51,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 171 states and 341 transitions. [2018-10-01 02:48:51,113 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 341 transitions. [2018-10-01 02:48:51,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-01 02:48:51,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:52,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:52,765 INFO L134 CoverageAnalysis]: Checked inductivity of 13695 backedges. 0 proven. 13695 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:54,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:54,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 172 states and 343 transitions. [2018-10-01 02:48:54,684 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 343 transitions. [2018-10-01 02:48:54,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-01 02:48:54,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:55,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:56,335 INFO L134 CoverageAnalysis]: Checked inductivity of 13861 backedges. 0 proven. 13861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:58,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:58,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 173 states and 345 transitions. [2018-10-01 02:48:58,313 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 345 transitions. [2018-10-01 02:48:58,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-01 02:48:58,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:59,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:00,134 INFO L134 CoverageAnalysis]: Checked inductivity of 14028 backedges. 0 proven. 14028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:02,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:02,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 174 states and 347 transitions. [2018-10-01 02:49:02,354 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 347 transitions. [2018-10-01 02:49:02,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-10-01 02:49:02,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:03,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:04,022 INFO L134 CoverageAnalysis]: Checked inductivity of 14196 backedges. 0 proven. 14196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:06,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:06,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 175 states and 349 transitions. [2018-10-01 02:49:06,332 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 349 transitions. [2018-10-01 02:49:06,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-01 02:49:06,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:07,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:08,027 INFO L134 CoverageAnalysis]: Checked inductivity of 14365 backedges. 0 proven. 14365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:10,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:10,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 176 states and 351 transitions. [2018-10-01 02:49:10,012 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 351 transitions. [2018-10-01 02:49:10,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-10-01 02:49:10,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:11,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:11,668 INFO L134 CoverageAnalysis]: Checked inductivity of 14535 backedges. 0 proven. 14535 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:13,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:13,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 177 states and 353 transitions. [2018-10-01 02:49:13,648 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 353 transitions. [2018-10-01 02:49:13,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-10-01 02:49:13,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:14,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:15,340 INFO L134 CoverageAnalysis]: Checked inductivity of 14706 backedges. 0 proven. 14706 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:17,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:17,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 178 states and 355 transitions. [2018-10-01 02:49:17,777 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 355 transitions. [2018-10-01 02:49:17,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-01 02:49:17,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:18,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:19,506 INFO L134 CoverageAnalysis]: Checked inductivity of 14878 backedges. 0 proven. 14878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:21,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:21,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 179 states and 357 transitions. [2018-10-01 02:49:21,697 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 357 transitions. [2018-10-01 02:49:21,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-01 02:49:21,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:22,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:23,384 INFO L134 CoverageAnalysis]: Checked inductivity of 15051 backedges. 0 proven. 15051 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:25,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:25,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 180 states and 359 transitions. [2018-10-01 02:49:25,435 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 359 transitions. [2018-10-01 02:49:25,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-10-01 02:49:25,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:27,300 INFO L134 CoverageAnalysis]: Checked inductivity of 15225 backedges. 0 proven. 15225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:29,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:29,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 181 states and 361 transitions. [2018-10-01 02:49:29,376 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 361 transitions. [2018-10-01 02:49:29,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-01 02:49:29,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:30,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:31,151 INFO L134 CoverageAnalysis]: Checked inductivity of 15400 backedges. 0 proven. 15400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:33,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:33,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 182 states and 363 transitions. [2018-10-01 02:49:33,293 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 363 transitions. [2018-10-01 02:49:33,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-10-01 02:49:33,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:34,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:35,042 INFO L134 CoverageAnalysis]: Checked inductivity of 15576 backedges. 0 proven. 15576 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:37,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:37,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 183 states and 365 transitions. [2018-10-01 02:49:37,213 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 365 transitions. [2018-10-01 02:49:37,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-01 02:49:37,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:38,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:39,024 INFO L134 CoverageAnalysis]: Checked inductivity of 15753 backedges. 0 proven. 15753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:41,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:41,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 184 states and 367 transitions. [2018-10-01 02:49:41,182 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 367 transitions. [2018-10-01 02:49:41,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-01 02:49:41,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:42,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:43,029 INFO L134 CoverageAnalysis]: Checked inductivity of 15931 backedges. 0 proven. 15931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:45,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:45,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 185 states and 369 transitions. [2018-10-01 02:49:45,120 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 369 transitions. [2018-10-01 02:49:45,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-01 02:49:45,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:46,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:47,279 INFO L134 CoverageAnalysis]: Checked inductivity of 16110 backedges. 0 proven. 16110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:49,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:49,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 186 states and 371 transitions. [2018-10-01 02:49:49,365 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 371 transitions. [2018-10-01 02:49:49,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-10-01 02:49:49,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:50,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:51,197 INFO L134 CoverageAnalysis]: Checked inductivity of 16290 backedges. 0 proven. 16290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:53,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:53,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 187 states and 373 transitions. [2018-10-01 02:49:53,449 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 373 transitions. [2018-10-01 02:49:53,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-01 02:49:53,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:54,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:55,344 INFO L134 CoverageAnalysis]: Checked inductivity of 16471 backedges. 0 proven. 16471 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:57,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:57,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 188 states and 375 transitions. [2018-10-01 02:49:57,575 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 375 transitions. [2018-10-01 02:49:57,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-01 02:49:57,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:59,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:59,677 INFO L134 CoverageAnalysis]: Checked inductivity of 16653 backedges. 0 proven. 16653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:01,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:01,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 189 states and 377 transitions. [2018-10-01 02:50:01,819 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 377 transitions. [2018-10-01 02:50:01,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-01 02:50:01,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:03,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:03,836 INFO L134 CoverageAnalysis]: Checked inductivity of 16836 backedges. 0 proven. 16836 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:05,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:05,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 190 states and 379 transitions. [2018-10-01 02:50:05,961 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 379 transitions. [2018-10-01 02:50:05,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-01 02:50:05,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:07,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:07,945 INFO L134 CoverageAnalysis]: Checked inductivity of 17020 backedges. 0 proven. 17020 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:10,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:10,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 191 states and 381 transitions. [2018-10-01 02:50:10,166 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 381 transitions. [2018-10-01 02:50:10,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-01 02:50:10,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:11,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:12,281 INFO L134 CoverageAnalysis]: Checked inductivity of 17205 backedges. 0 proven. 17205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:14,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:14,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 192 states and 383 transitions. [2018-10-01 02:50:14,471 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 383 transitions. [2018-10-01 02:50:14,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-10-01 02:50:14,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:15,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:16,458 INFO L134 CoverageAnalysis]: Checked inductivity of 17391 backedges. 0 proven. 17391 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:18,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:18,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 193 states and 385 transitions. [2018-10-01 02:50:18,691 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 385 transitions. [2018-10-01 02:50:18,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-01 02:50:18,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:20,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:20,800 INFO L134 CoverageAnalysis]: Checked inductivity of 17578 backedges. 0 proven. 17578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:23,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:23,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 194 states and 387 transitions. [2018-10-01 02:50:23,150 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 387 transitions. [2018-10-01 02:50:23,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-01 02:50:23,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:25,154 INFO L134 CoverageAnalysis]: Checked inductivity of 17766 backedges. 0 proven. 17766 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:27,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:27,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 195 states and 389 transitions. [2018-10-01 02:50:27,484 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 389 transitions. [2018-10-01 02:50:27,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-10-01 02:50:27,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:28,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:29,504 INFO L134 CoverageAnalysis]: Checked inductivity of 17955 backedges. 0 proven. 17955 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:31,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:31,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 196 states and 391 transitions. [2018-10-01 02:50:31,725 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 391 transitions. [2018-10-01 02:50:31,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-10-01 02:50:31,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:33,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:33,731 INFO L134 CoverageAnalysis]: Checked inductivity of 18145 backedges. 0 proven. 18145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:35,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:35,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 197 states and 393 transitions. [2018-10-01 02:50:35,994 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 393 transitions. [2018-10-01 02:50:35,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-10-01 02:50:35,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:38,170 INFO L134 CoverageAnalysis]: Checked inductivity of 18336 backedges. 0 proven. 18336 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:40,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:40,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 198 states and 395 transitions. [2018-10-01 02:50:40,430 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 395 transitions. [2018-10-01 02:50:40,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-10-01 02:50:40,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:41,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:42,386 INFO L134 CoverageAnalysis]: Checked inductivity of 18528 backedges. 0 proven. 18528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:44,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:44,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 199 states and 397 transitions. [2018-10-01 02:50:44,897 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 397 transitions. [2018-10-01 02:50:44,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-10-01 02:50:44,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:46,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:46,886 INFO L134 CoverageAnalysis]: Checked inductivity of 18721 backedges. 0 proven. 18721 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:49,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:49,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 200 states and 399 transitions. [2018-10-01 02:50:49,171 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 399 transitions. [2018-10-01 02:50:49,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-10-01 02:50:49,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:50,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:51,182 INFO L134 CoverageAnalysis]: Checked inductivity of 18915 backedges. 0 proven. 18915 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:53,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:53,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 201 states and 401 transitions. [2018-10-01 02:50:53,477 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 401 transitions. [2018-10-01 02:50:53,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-01 02:50:53,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:54,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:55,579 INFO L134 CoverageAnalysis]: Checked inductivity of 19110 backedges. 0 proven. 19110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:57,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:57,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 202 states and 403 transitions. [2018-10-01 02:50:57,853 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 403 transitions. [2018-10-01 02:50:57,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-10-01 02:50:57,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:59,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:59,898 INFO L134 CoverageAnalysis]: Checked inductivity of 19306 backedges. 0 proven. 19306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:02,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:02,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 203 states and 405 transitions. [2018-10-01 02:51:02,288 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 405 transitions. [2018-10-01 02:51:02,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-01 02:51:02,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:03,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:04,381 INFO L134 CoverageAnalysis]: Checked inductivity of 19503 backedges. 0 proven. 19503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:06,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:06,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 204 states and 407 transitions. [2018-10-01 02:51:06,667 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 407 transitions. [2018-10-01 02:51:06,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-10-01 02:51:06,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:08,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:08,929 INFO L134 CoverageAnalysis]: Checked inductivity of 19701 backedges. 0 proven. 19701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:11,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:11,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 205 states and 409 transitions. [2018-10-01 02:51:11,259 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 409 transitions. [2018-10-01 02:51:11,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-01 02:51:11,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:12,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:13,365 INFO L134 CoverageAnalysis]: Checked inductivity of 19900 backedges. 0 proven. 19900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:15,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:15,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 206 states and 411 transitions. [2018-10-01 02:51:15,697 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 411 transitions. [2018-10-01 02:51:15,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-10-01 02:51:15,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:17,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:17,951 INFO L134 CoverageAnalysis]: Checked inductivity of 20100 backedges. 0 proven. 20100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:20,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:20,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 207 states and 413 transitions. [2018-10-01 02:51:20,292 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 413 transitions. [2018-10-01 02:51:20,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-10-01 02:51:20,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:21,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:22,463 INFO L134 CoverageAnalysis]: Checked inductivity of 20301 backedges. 0 proven. 20301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:24,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:24,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 208 states and 415 transitions. [2018-10-01 02:51:24,899 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 415 transitions. [2018-10-01 02:51:24,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-10-01 02:51:24,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:26,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:27,082 INFO L134 CoverageAnalysis]: Checked inductivity of 20503 backedges. 0 proven. 20503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:29,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:29,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 209 states and 417 transitions. [2018-10-01 02:51:29,462 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 417 transitions. [2018-10-01 02:51:29,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-10-01 02:51:29,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:31,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:31,850 INFO L134 CoverageAnalysis]: Checked inductivity of 20706 backedges. 0 proven. 20706 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:34,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:34,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 210 states and 419 transitions. [2018-10-01 02:51:34,238 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 419 transitions. [2018-10-01 02:51:34,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-10-01 02:51:34,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:35,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:36,392 INFO L134 CoverageAnalysis]: Checked inductivity of 20910 backedges. 0 proven. 20910 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:38,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:38,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 211 states and 421 transitions. [2018-10-01 02:51:38,779 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 421 transitions. [2018-10-01 02:51:38,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-10-01 02:51:38,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:40,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:41,121 INFO L134 CoverageAnalysis]: Checked inductivity of 21115 backedges. 0 proven. 21115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:43,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:43,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 212 states and 423 transitions. [2018-10-01 02:51:43,505 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 423 transitions. [2018-10-01 02:51:43,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-01 02:51:43,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:45,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:45,812 INFO L134 CoverageAnalysis]: Checked inductivity of 21321 backedges. 0 proven. 21321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:48,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:48,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 213 states and 425 transitions. [2018-10-01 02:51:48,300 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 425 transitions. [2018-10-01 02:51:48,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-10-01 02:51:48,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:49,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:50,617 INFO L134 CoverageAnalysis]: Checked inductivity of 21528 backedges. 0 proven. 21528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:53,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:53,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 214 states and 427 transitions. [2018-10-01 02:51:53,122 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 427 transitions. [2018-10-01 02:51:53,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-10-01 02:51:53,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:54,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:55,486 INFO L134 CoverageAnalysis]: Checked inductivity of 21736 backedges. 0 proven. 21736 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:57,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:57,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 215 states and 429 transitions. [2018-10-01 02:51:57,913 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 429 transitions. [2018-10-01 02:51:57,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-10-01 02:51:57,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:59,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:52:00,219 INFO L134 CoverageAnalysis]: Checked inductivity of 21945 backedges. 0 proven. 21945 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:52:02,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:52:02,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 216 states and 431 transitions. [2018-10-01 02:52:02,674 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 431 transitions. [2018-10-01 02:52:02,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-10-01 02:52:02,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:52:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:52:05,081 INFO L134 CoverageAnalysis]: Checked inductivity of 22155 backedges. 0 proven. 22155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:52:07,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:52:07,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 217 states and 433 transitions. [2018-10-01 02:52:07,567 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 433 transitions. [2018-10-01 02:52:07,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-01 02:52:07,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:52:09,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:52:09,892 INFO L134 CoverageAnalysis]: Checked inductivity of 22366 backedges. 0 proven. 22366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:52:12,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:52:12,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 218 states and 435 transitions. [2018-10-01 02:52:12,367 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 435 transitions. [2018-10-01 02:52:12,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-01 02:52:12,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:52:13,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:52:14,752 INFO L134 CoverageAnalysis]: Checked inductivity of 22578 backedges. 0 proven. 22578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:52:17,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:52:17,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 219 states and 437 transitions. [2018-10-01 02:52:17,251 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 437 transitions. [2018-10-01 02:52:17,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-01 02:52:17,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:52:18,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:52:19,798 INFO L134 CoverageAnalysis]: Checked inductivity of 22791 backedges. 0 proven. 22791 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:52:22,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:52:22,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 220 states and 439 transitions. [2018-10-01 02:52:22,324 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 439 transitions. [2018-10-01 02:52:22,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-10-01 02:52:22,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:52:24,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:52:24,893 INFO L134 CoverageAnalysis]: Checked inductivity of 23005 backedges. 0 proven. 23005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:52:27,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:52:27,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 221 states and 441 transitions. [2018-10-01 02:52:27,409 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 441 transitions. [2018-10-01 02:52:27,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-01 02:52:27,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:52:29,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:52:29,917 INFO L134 CoverageAnalysis]: Checked inductivity of 23220 backedges. 0 proven. 23220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:52:32,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:52:32,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 222 states and 443 transitions. [2018-10-01 02:52:32,529 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 443 transitions. [2018-10-01 02:52:32,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-10-01 02:52:32,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:52:34,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:52:35,074 INFO L134 CoverageAnalysis]: Checked inductivity of 23436 backedges. 0 proven. 23436 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:52:37,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:52:37,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 223 states and 445 transitions. [2018-10-01 02:52:37,678 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 445 transitions. [2018-10-01 02:52:37,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-10-01 02:52:37,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:52:39,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:52:40,262 INFO L134 CoverageAnalysis]: Checked inductivity of 23653 backedges. 0 proven. 23653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:52:42,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:52:42,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 224 states and 447 transitions. [2018-10-01 02:52:42,902 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 447 transitions. [2018-10-01 02:52:42,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-10-01 02:52:42,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:52:44,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:52:45,462 INFO L134 CoverageAnalysis]: Checked inductivity of 23871 backedges. 0 proven. 23871 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:52:48,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:52:48,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 225 states and 449 transitions. [2018-10-01 02:52:48,117 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 449 transitions. [2018-10-01 02:52:48,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-10-01 02:52:48,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:52:49,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:52:50,766 INFO L134 CoverageAnalysis]: Checked inductivity of 24090 backedges. 0 proven. 24090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:52:53,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:52:53,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 226 states and 451 transitions. [2018-10-01 02:52:53,339 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 451 transitions. [2018-10-01 02:52:53,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-10-01 02:52:53,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:52:55,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:52:56,050 INFO L134 CoverageAnalysis]: Checked inductivity of 24310 backedges. 0 proven. 24310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:52:58,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:52:58,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 227 states and 453 transitions. [2018-10-01 02:52:58,657 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 453 transitions. [2018-10-01 02:52:58,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-10-01 02:52:58,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:53:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:53:01,431 INFO L134 CoverageAnalysis]: Checked inductivity of 24531 backedges. 0 proven. 24531 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:53:04,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:53:04,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 228 states and 455 transitions. [2018-10-01 02:53:04,046 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 455 transitions. [2018-10-01 02:53:04,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-01 02:53:04,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:53:06,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:53:06,862 INFO L134 CoverageAnalysis]: Checked inductivity of 24753 backedges. 0 proven. 24753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:53:09,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:53:09,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 229 states and 457 transitions. [2018-10-01 02:53:09,474 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 457 transitions. [2018-10-01 02:53:09,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-10-01 02:53:09,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:53:11,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:53:12,331 INFO L134 CoverageAnalysis]: Checked inductivity of 24976 backedges. 0 proven. 24976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:53:14,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:53:14,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 230 states and 459 transitions. [2018-10-01 02:53:14,954 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 459 transitions. [2018-10-01 02:53:14,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-10-01 02:53:14,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:53:16,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:53:17,734 INFO L134 CoverageAnalysis]: Checked inductivity of 25200 backedges. 0 proven. 25200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:53:20,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:53:20,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 231 states and 461 transitions. [2018-10-01 02:53:20,366 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 461 transitions. [2018-10-01 02:53:20,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-10-01 02:53:20,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:53:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:53:23,254 INFO L134 CoverageAnalysis]: Checked inductivity of 25425 backedges. 0 proven. 25425 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:53:25,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:53:25,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 232 states and 463 transitions. [2018-10-01 02:53:25,890 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 463 transitions. [2018-10-01 02:53:25,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-10-01 02:53:25,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:53:27,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:53:28,784 INFO L134 CoverageAnalysis]: Checked inductivity of 25651 backedges. 0 proven. 25651 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:53:31,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:53:31,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 233 states and 465 transitions. [2018-10-01 02:53:31,423 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 465 transitions. [2018-10-01 02:53:31,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-10-01 02:53:31,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:53:33,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:53:34,319 INFO L134 CoverageAnalysis]: Checked inductivity of 25878 backedges. 0 proven. 25878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:53:36,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:53:36,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 234 states and 467 transitions. [2018-10-01 02:53:36,996 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 467 transitions. [2018-10-01 02:53:36,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-10-01 02:53:36,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:53:39,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:53:39,940 INFO L134 CoverageAnalysis]: Checked inductivity of 26106 backedges. 0 proven. 26106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:53:42,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:53:42,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 235 states and 469 transitions. [2018-10-01 02:53:42,639 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 469 transitions. [2018-10-01 02:53:42,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-10-01 02:53:42,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:53:44,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:53:45,645 INFO L134 CoverageAnalysis]: Checked inductivity of 26335 backedges. 0 proven. 26335 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:53:48,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:53:48,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 236 states and 471 transitions. [2018-10-01 02:53:48,338 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 471 transitions. [2018-10-01 02:53:48,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-10-01 02:53:48,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:53:50,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:53:51,284 INFO L134 CoverageAnalysis]: Checked inductivity of 26565 backedges. 0 proven. 26565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:53:54,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:53:54,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 237 states and 473 transitions. [2018-10-01 02:53:54,108 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 473 transitions. [2018-10-01 02:53:54,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-10-01 02:53:54,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:53:56,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:53:57,087 INFO L134 CoverageAnalysis]: Checked inductivity of 26796 backedges. 0 proven. 26796 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:53:59,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:53:59,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 238 states and 475 transitions. [2018-10-01 02:53:59,895 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 475 transitions. [2018-10-01 02:53:59,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-01 02:53:59,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:54:02,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:54:02,928 INFO L134 CoverageAnalysis]: Checked inductivity of 27028 backedges. 0 proven. 27028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:54:05,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:54:05,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 239 states and 477 transitions. [2018-10-01 02:54:05,724 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 477 transitions. [2018-10-01 02:54:05,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-10-01 02:54:05,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:54:07,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:54:08,782 INFO L134 CoverageAnalysis]: Checked inductivity of 27261 backedges. 0 proven. 27261 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:54:11,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:54:11,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 240 states and 479 transitions. [2018-10-01 02:54:11,633 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 479 transitions. [2018-10-01 02:54:11,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-10-01 02:54:11,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:54:13,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:54:14,774 INFO L134 CoverageAnalysis]: Checked inductivity of 27495 backedges. 0 proven. 27495 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:54:17,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:54:17,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 241 states and 481 transitions. [2018-10-01 02:54:17,537 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 481 transitions. [2018-10-01 02:54:17,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-10-01 02:54:17,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:54:19,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:54:20,534 INFO L134 CoverageAnalysis]: Checked inductivity of 27730 backedges. 0 proven. 27730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:54:23,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:54:23,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 242 states and 483 transitions. [2018-10-01 02:54:23,317 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 483 transitions. [2018-10-01 02:54:23,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-10-01 02:54:23,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:54:25,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:54:26,380 INFO L134 CoverageAnalysis]: Checked inductivity of 27966 backedges. 0 proven. 27966 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:54:29,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:54:29,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 243 states and 485 transitions. [2018-10-01 02:54:29,173 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 485 transitions. [2018-10-01 02:54:29,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-10-01 02:54:29,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:54:31,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:54:32,193 INFO L134 CoverageAnalysis]: Checked inductivity of 28203 backedges. 0 proven. 28203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:54:34,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:54:34,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 244 states and 487 transitions. [2018-10-01 02:54:34,983 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 487 transitions. [2018-10-01 02:54:34,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-10-01 02:54:34,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:54:37,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:54:38,083 INFO L134 CoverageAnalysis]: Checked inductivity of 28441 backedges. 0 proven. 28441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:54:40,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:54:40,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 245 states and 489 transitions. [2018-10-01 02:54:40,912 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 489 transitions. [2018-10-01 02:54:40,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-01 02:54:40,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:54:43,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:54:44,242 INFO L134 CoverageAnalysis]: Checked inductivity of 28680 backedges. 0 proven. 28680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:54:47,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:54:47,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 246 states and 491 transitions. [2018-10-01 02:54:47,056 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 491 transitions. [2018-10-01 02:54:47,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-10-01 02:54:47,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:54:49,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:54:50,177 INFO L134 CoverageAnalysis]: Checked inductivity of 28920 backedges. 0 proven. 28920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:54:53,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:54:53,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 247 states and 493 transitions. [2018-10-01 02:54:53,091 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 493 transitions. [2018-10-01 02:54:53,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-10-01 02:54:53,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:54:55,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:54:56,363 INFO L134 CoverageAnalysis]: Checked inductivity of 29161 backedges. 0 proven. 29161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:54:59,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:54:59,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 248 states and 495 transitions. [2018-10-01 02:54:59,288 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 495 transitions. [2018-10-01 02:54:59,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-10-01 02:54:59,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:55:01,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:55:02,758 INFO L134 CoverageAnalysis]: Checked inductivity of 29403 backedges. 0 proven. 29403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:55:05,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:55:05,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 249 states and 497 transitions. [2018-10-01 02:55:05,600 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 497 transitions. [2018-10-01 02:55:05,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-10-01 02:55:05,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:55:07,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:55:08,638 INFO L134 CoverageAnalysis]: Checked inductivity of 29646 backedges. 0 proven. 29646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:55:11,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:55:11,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 250 states and 499 transitions. [2018-10-01 02:55:11,517 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 499 transitions. [2018-10-01 02:55:11,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-10-01 02:55:11,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:55:13,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:55:14,778 INFO L134 CoverageAnalysis]: Checked inductivity of 29890 backedges. 0 proven. 29890 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:55:17,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:55:17,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 251 states and 501 transitions. [2018-10-01 02:55:17,671 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 501 transitions. [2018-10-01 02:55:17,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-10-01 02:55:17,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:55:20,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:55:21,259 INFO L134 CoverageAnalysis]: Checked inductivity of 30135 backedges. 0 proven. 30135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:55:24,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:55:24,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 252 states and 503 transitions. [2018-10-01 02:55:24,255 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 503 transitions. [2018-10-01 02:55:24,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-10-01 02:55:24,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:55:26,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:55:27,852 INFO L134 CoverageAnalysis]: Checked inductivity of 30381 backedges. 0 proven. 30381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:55:30,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:55:30,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 253 states and 505 transitions. [2018-10-01 02:55:30,752 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 505 transitions. [2018-10-01 02:55:30,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-10-01 02:55:30,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:55:33,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:55:34,308 INFO L134 CoverageAnalysis]: Checked inductivity of 30628 backedges. 0 proven. 30628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:55:37,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:55:37,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 254 states and 507 transitions. [2018-10-01 02:55:37,262 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 507 transitions. [2018-10-01 02:55:37,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-10-01 02:55:37,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:55:39,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:55:40,621 INFO L134 CoverageAnalysis]: Checked inductivity of 30876 backedges. 0 proven. 30876 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:55:43,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:55:43,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 255 states and 509 transitions. [2018-10-01 02:55:43,558 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 509 transitions. [2018-10-01 02:55:43,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-10-01 02:55:43,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:55:46,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:55:47,218 INFO L134 CoverageAnalysis]: Checked inductivity of 31125 backedges. 0 proven. 31125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:55:50,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:55:50,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 256 states and 511 transitions. [2018-10-01 02:55:50,252 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 511 transitions. [2018-10-01 02:55:50,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-10-01 02:55:50,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:55:52,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:55:53,936 INFO L134 CoverageAnalysis]: Checked inductivity of 31375 backedges. 0 proven. 31375 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:55:56,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:55:56,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 257 states and 513 transitions. [2018-10-01 02:55:56,883 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 513 transitions. [2018-10-01 02:55:56,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-10-01 02:55:56,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:55:59,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:56:00,399 INFO L134 CoverageAnalysis]: Checked inductivity of 31626 backedges. 0 proven. 31626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:56:03,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:56:03,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 258 states and 515 transitions. [2018-10-01 02:56:03,387 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 515 transitions. [2018-10-01 02:56:03,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-10-01 02:56:03,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:56:06,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:56:06,967 INFO L134 CoverageAnalysis]: Checked inductivity of 31878 backedges. 0 proven. 31878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:56:09,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:56:09,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 259 states and 517 transitions. [2018-10-01 02:56:09,930 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 517 transitions. [2018-10-01 02:56:09,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-10-01 02:56:09,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:56:12,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:56:13,714 INFO L134 CoverageAnalysis]: Checked inductivity of 32131 backedges. 0 proven. 32131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:56:16,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:56:16,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 260 states and 519 transitions. [2018-10-01 02:56:16,810 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 519 transitions. [2018-10-01 02:56:16,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-10-01 02:56:16,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:56:19,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:56:20,478 INFO L134 CoverageAnalysis]: Checked inductivity of 32385 backedges. 0 proven. 32385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:56:23,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:56:23,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 261 states and 521 transitions. [2018-10-01 02:56:23,488 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 521 transitions. [2018-10-01 02:56:23,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-10-01 02:56:23,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:56:26,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:56:27,089 INFO L134 CoverageAnalysis]: Checked inductivity of 32640 backedges. 0 proven. 32640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:56:30,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:56:30,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 262 states and 523 transitions. [2018-10-01 02:56:30,108 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 523 transitions. [2018-10-01 02:56:30,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-10-01 02:56:30,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:56:32,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:56:33,928 INFO L134 CoverageAnalysis]: Checked inductivity of 32896 backedges. 0 proven. 32896 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:56:37,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:56:37,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 263 states and 525 transitions. [2018-10-01 02:56:37,107 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 525 transitions. [2018-10-01 02:56:37,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-10-01 02:56:37,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:56:39,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:56:40,834 INFO L134 CoverageAnalysis]: Checked inductivity of 33153 backedges. 0 proven. 33153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:56:43,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:56:43,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 264 states and 527 transitions. [2018-10-01 02:56:43,890 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 527 transitions. [2018-10-01 02:56:43,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-10-01 02:56:43,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:56:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:56:47,641 INFO L134 CoverageAnalysis]: Checked inductivity of 33411 backedges. 0 proven. 33411 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:56:50,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:56:50,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 265 states and 529 transitions. [2018-10-01 02:56:50,722 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 529 transitions. [2018-10-01 02:56:50,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-10-01 02:56:50,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:56:53,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:56:54,853 INFO L134 CoverageAnalysis]: Checked inductivity of 33670 backedges. 0 proven. 33670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:56:57,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:56:57,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 266 states and 531 transitions. [2018-10-01 02:56:57,932 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 531 transitions. [2018-10-01 02:56:57,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-10-01 02:56:57,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:57:00,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:57:01,746 INFO L134 CoverageAnalysis]: Checked inductivity of 33930 backedges. 0 proven. 33930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:57:04,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:57:04,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 267 states and 533 transitions. [2018-10-01 02:57:04,836 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 533 transitions. [2018-10-01 02:57:04,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-10-01 02:57:04,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:57:07,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:57:09,151 INFO L134 CoverageAnalysis]: Checked inductivity of 34191 backedges. 0 proven. 34191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-01 02:57:11,434 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-01 02:57:11,436 INFO L168 Benchmark]: Toolchain (without parser) took 794623.29 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: -728.7 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-10-01 02:57:11,437 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 02:57:11,437 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.03 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. [2018-10-01 02:57:11,437 INFO L168 Benchmark]: Boogie Preprocessor took 23.88 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 02:57:11,438 INFO L168 Benchmark]: RCFGBuilder took 282.51 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-01 02:57:11,438 INFO L168 Benchmark]: CodeCheck took 794263.99 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -749.9 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-10-01 02:57:11,440 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1566 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 45.03 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 23.88 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 282.51 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 794263.99 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -749.9 MB). Peak memory consumption was 1.1 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-0-2018-10-01_02-57-11-448.csv Completed graceful shutdown