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/20170319-ConjunctivePathPrograms/count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2eb0a67 [2018-10-03 09:29:55,119 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-03 09:29:55,122 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-03 09:29:55,133 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-03 09:29:55,133 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-03 09:29:55,134 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-03 09:29:55,135 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-03 09:29:55,137 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-03 09:29:55,139 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-03 09:29:55,140 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-03 09:29:55,141 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-03 09:29:55,141 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-03 09:29:55,142 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-03 09:29:55,143 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-03 09:29:55,144 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-03 09:29:55,145 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-03 09:29:55,146 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-03 09:29:55,147 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-03 09:29:55,149 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-03 09:29:55,151 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-03 09:29:55,152 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-03 09:29:55,153 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-03 09:29:55,156 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-03 09:29:55,156 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-03 09:29:55,157 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-03 09:29:55,158 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-03 09:29:55,159 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-03 09:29:55,159 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-03 09:29:55,160 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-03 09:29:55,162 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-03 09:29:55,162 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-03 09:29:55,163 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-03 09:29:55,163 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-03 09:29:55,163 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-03 09:29:55,164 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-03 09:29:55,165 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-03 09:29:55,165 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 [2018-10-03 09:29:55,188 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-03 09:29:55,192 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-03 09:29:55,193 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-03 09:29:55,194 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-03 09:29:55,194 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-03 09:29:55,195 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-03 09:29:55,195 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-03 09:29:55,195 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-03 09:29:55,195 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-03 09:29:55,197 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-03 09:29:55,197 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-03 09:29:55,198 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-03 09:29:55,198 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-03 09:29:55,198 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-03 09:29:55,198 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-03 09:29:55,198 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-03 09:29:55,199 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-03 09:29:55,199 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-03 09:29:55,199 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-03 09:29:55,199 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-03 09:29:55,199 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-03 09:29:55,200 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-03 09:29:55,200 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-03 09:29:55,200 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-03 09:29:55,200 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-03 09:29:55,201 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-03 09:29:55,201 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-03 09:29:55,201 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-03 09:29:55,201 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-03 09:29:55,254 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-03 09:29:55,266 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-03 09:29:55,273 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-03 09:29:55,275 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-03 09:29:55,276 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-03 09:29:55,276 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl [2018-10-03 09:29:55,277 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl' [2018-10-03 09:29:55,322 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-03 09:29:55,325 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-03 09:29:55,326 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-03 09:29:55,326 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-03 09:29:55,326 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-03 09:29:55,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:29:55" (1/1) ... [2018-10-03 09:29:55,356 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:29:55" (1/1) ... [2018-10-03 09:29:55,364 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-03 09:29:55,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-03 09:29:55,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-03 09:29:55,365 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-03 09:29:55,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:29:55" (1/1) ... [2018-10-03 09:29:55,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:29:55" (1/1) ... [2018-10-03 09:29:55,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:29:55" (1/1) ... [2018-10-03 09:29:55,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:29:55" (1/1) ... [2018-10-03 09:29:55,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:29:55" (1/1) ... [2018-10-03 09:29:55,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:29:55" (1/1) ... [2018-10-03 09:29:55,383 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:29:55" (1/1) ... [2018-10-03 09:29:55,385 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-03 09:29:55,385 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-03 09:29:55,385 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-03 09:29:55,386 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-03 09:29:55,387 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:29:55" (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 [2018-10-03 09:29:55,453 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-03 09:29:55,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-03 09:29:55,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-03 09:29:55,691 INFO L340 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-03 09:29:55,692 INFO L202 PluginConnector]: Adding new model count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 09:29:55 BoogieIcfgContainer [2018-10-03 09:29:55,692 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-03 09:29:55,693 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-03 09:29:55,693 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-03 09:29:55,706 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-03 09:29:55,707 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 09:29:55" (1/1) ... [2018-10-03 09:29:55,719 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-03 09:29:55,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:55,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-03 09:29:55,763 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-03 09:29:55,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-03 09:29:55,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:55,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:55,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:56,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:56,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-03 09:29:56,146 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-03 09:29:56,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-03 09:29:56,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:56,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:56,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:56,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:56,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-03 09:29:56,607 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-03 09:29:56,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-03 09:29:56,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:56,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:56,787 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:57,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:57,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-10-03 09:29:57,050 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-10-03 09:29:57,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 09:29:57,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:57,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:57,188 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:57,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:57,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-10-03 09:29:57,553 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-10-03 09:29:57,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-03 09:29:57,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:57,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:57,772 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:57,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:57,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-10-03 09:29:57,978 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-10-03 09:29:57,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:29:57,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:57,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:58,087 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:58,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:58,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2018-10-03 09:29:58,304 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2018-10-03 09:29:58,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-03 09:29:58,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:58,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:58,802 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:59,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:59,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-10-03 09:29:59,057 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-10-03 09:29:59,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-03 09:29:59,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:59,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:59,187 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:29:59,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:29:59,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2018-10-03 09:29:59,441 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2018-10-03 09:29:59,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:29:59,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:29:59,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:29:59,931 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:00,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:00,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-10-03 09:30:00,396 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-10-03 09:30:00,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:30:00,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:00,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:00,578 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:00,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:00,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2018-10-03 09:30:00,901 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2018-10-03 09:30:00,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-03 09:30:00,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:00,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:01,019 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:01,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:01,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-10-03 09:30:01,260 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-10-03 09:30:01,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-03 09:30:01,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:01,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:01,674 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:02,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:02,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2018-10-03 09:30:02,067 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-10-03 09:30:02,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-03 09:30:02,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:02,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:02,182 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:02,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:02,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-10-03 09:30:02,434 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-10-03 09:30:02,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-03 09:30:02,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:02,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:02,552 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:02,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:02,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2018-10-03 09:30:02,914 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2018-10-03 09:30:02,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-03 09:30:02,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:02,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:03,051 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:03,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:03,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-10-03 09:30:03,329 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-10-03 09:30:03,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-03 09:30:03,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:03,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:03,452 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:05,253 WARN L178 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-10-03 09:30:05,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:05,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2018-10-03 09:30:05,695 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2018-10-03 09:30:05,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-03 09:30:05,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:05,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:06,590 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:07,317 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 9 [2018-10-03 09:30:08,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:08,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-10-03 09:30:08,855 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-10-03 09:30:08,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-03 09:30:08,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:08,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:08,988 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:09,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:09,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2018-10-03 09:30:09,328 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2018-10-03 09:30:09,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-03 09:30:09,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:09,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:09,575 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:09,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:09,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-10-03 09:30:09,899 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-10-03 09:30:09,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-03 09:30:09,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:09,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:10,056 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:10,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:10,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2018-10-03 09:30:10,360 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2018-10-03 09:30:10,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-03 09:30:10,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:10,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:10,517 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:11,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:11,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-10-03 09:30:11,220 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-10-03 09:30:11,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-03 09:30:11,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:11,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:11,379 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:11,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:11,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2018-10-03 09:30:11,842 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2018-10-03 09:30:11,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-03 09:30:11,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:11,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:12,227 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:12,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:12,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-10-03 09:30:12,789 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-10-03 09:30:12,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-03 09:30:12,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:12,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:13,055 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:13,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:13,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2018-10-03 09:30:13,534 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2018-10-03 09:30:13,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-03 09:30:13,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:13,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:14,700 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:15,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:15,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-10-03 09:30:15,091 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-10-03 09:30:15,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-03 09:30:15,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:15,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:15,579 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:16,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:16,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 30 states and 31 transitions. [2018-10-03 09:30:16,239 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2018-10-03 09:30:16,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-03 09:30:16,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:16,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:16,402 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:16,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:16,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-10-03 09:30:16,834 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-10-03 09:30:16,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-03 09:30:16,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:16,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:17,404 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:17,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:17,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2018-10-03 09:30:17,862 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2018-10-03 09:30:17,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-03 09:30:17,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:17,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:18,118 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:18,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:18,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-10-03 09:30:18,531 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-10-03 09:30:18,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-03 09:30:18,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:18,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:18,727 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:19,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:19,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 34 states and 35 transitions. [2018-10-03 09:30:19,233 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2018-10-03 09:30:19,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-03 09:30:19,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:19,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:19,741 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:20,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:20,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-10-03 09:30:20,208 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-10-03 09:30:20,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-03 09:30:20,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:20,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:20,562 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:21,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:21,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 36 states and 37 transitions. [2018-10-03 09:30:21,344 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2018-10-03 09:30:21,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-03 09:30:21,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:21,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:21,645 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:22,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:22,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-10-03 09:30:22,137 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-10-03 09:30:22,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-03 09:30:22,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:22,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:22,433 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:22,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:22,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 38 states and 39 transitions. [2018-10-03 09:30:22,971 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 39 transitions. [2018-10-03 09:30:22,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-03 09:30:22,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:23,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:23,180 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:23,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:23,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-10-03 09:30:23,677 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-10-03 09:30:23,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-03 09:30:23,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:23,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:23,944 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:24,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:24,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 40 states and 41 transitions. [2018-10-03 09:30:24,454 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 41 transitions. [2018-10-03 09:30:24,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-03 09:30:24,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:24,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:24,694 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:25,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:25,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-10-03 09:30:25,807 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-10-03 09:30:25,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-03 09:30:25,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:25,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:26,321 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:26,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:26,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 42 states and 43 transitions. [2018-10-03 09:30:26,925 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2018-10-03 09:30:26,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-03 09:30:26,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:27,187 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:27,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:27,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-10-03 09:30:27,791 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-10-03 09:30:27,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-03 09:30:27,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:27,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:28,171 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:28,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:28,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 44 states and 45 transitions. [2018-10-03 09:30:28,909 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 45 transitions. [2018-10-03 09:30:28,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-03 09:30:28,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:28,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:29,215 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:29,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:29,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-10-03 09:30:29,925 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-10-03 09:30:29,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-03 09:30:29,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:30,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:30,201 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:30,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:30,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 46 states and 47 transitions. [2018-10-03 09:30:30,829 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 47 transitions. [2018-10-03 09:30:30,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-03 09:30:30,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:30,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:31,516 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:32,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:32,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-10-03 09:30:32,138 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-10-03 09:30:32,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-03 09:30:32,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:32,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:32,428 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:33,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:33,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 48 states and 49 transitions. [2018-10-03 09:30:33,074 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2018-10-03 09:30:33,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-03 09:30:33,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:33,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:33,506 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:34,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:34,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-10-03 09:30:34,223 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-10-03 09:30:34,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-03 09:30:34,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:34,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:34,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:35,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:35,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 50 states and 51 transitions. [2018-10-03 09:30:35,209 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 51 transitions. [2018-10-03 09:30:35,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-03 09:30:35,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:35,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:35,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:37,185 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 9 [2018-10-03 09:30:37,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:37,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-10-03 09:30:37,805 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-10-03 09:30:37,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-03 09:30:37,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:37,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:38,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:39,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:39,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 52 states and 53 transitions. [2018-10-03 09:30:39,275 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 53 transitions. [2018-10-03 09:30:39,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-03 09:30:39,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:39,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:39,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:40,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:40,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-10-03 09:30:40,334 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-10-03 09:30:40,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-03 09:30:40,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:40,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:40,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:41,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:41,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 54 states and 55 transitions. [2018-10-03 09:30:41,594 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 55 transitions. [2018-10-03 09:30:41,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-03 09:30:41,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:41,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:42,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:42,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:42,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-10-03 09:30:42,971 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-10-03 09:30:42,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-03 09:30:42,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:43,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:43,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:44,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:44,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 56 states and 57 transitions. [2018-10-03 09:30:44,019 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 57 transitions. [2018-10-03 09:30:44,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-03 09:30:44,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:44,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:44,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:45,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:45,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-10-03 09:30:45,139 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-10-03 09:30:45,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-03 09:30:45,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:45,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:45,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:46,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:46,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 58 states and 59 transitions. [2018-10-03 09:30:46,345 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 59 transitions. [2018-10-03 09:30:46,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-03 09:30:46,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:46,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:46,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:47,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:47,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-10-03 09:30:47,929 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-10-03 09:30:47,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-03 09:30:47,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:48,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:48,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:49,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:49,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 60 states and 61 transitions. [2018-10-03 09:30:49,413 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 61 transitions. [2018-10-03 09:30:49,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-03 09:30:49,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:49,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:50,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:50,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:50,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 61 states and 62 transitions. [2018-10-03 09:30:50,886 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2018-10-03 09:30:50,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-03 09:30:50,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:51,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:52,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:52,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 62 states and 63 transitions. [2018-10-03 09:30:52,589 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 63 transitions. [2018-10-03 09:30:52,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-03 09:30:52,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:53,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:53,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:53,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 63 states and 64 transitions. [2018-10-03 09:30:53,991 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2018-10-03 09:30:53,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-03 09:30:53,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:54,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:54,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:55,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:55,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 64 states and 65 transitions. [2018-10-03 09:30:55,281 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 65 transitions. [2018-10-03 09:30:55,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-03 09:30:55,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:55,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:55,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:56,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:56,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2018-10-03 09:30:56,600 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2018-10-03 09:30:56,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-03 09:30:56,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:57,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:58,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:58,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 66 states and 67 transitions. [2018-10-03 09:30:58,029 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 67 transitions. [2018-10-03 09:30:58,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-03 09:30:58,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:58,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:58,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:30:59,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:30:59,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 67 states and 68 transitions. [2018-10-03 09:30:59,409 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 68 transitions. [2018-10-03 09:30:59,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-03 09:30:59,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:30:59,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:30:59,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:00,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:00,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 68 states and 69 transitions. [2018-10-03 09:31:00,749 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 69 transitions. [2018-10-03 09:31:00,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-03 09:31:00,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:01,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:02,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:02,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2018-10-03 09:31:02,344 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2018-10-03 09:31:02,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-03 09:31:02,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:02,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:02,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:03,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:03,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 70 states and 71 transitions. [2018-10-03 09:31:03,792 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 71 transitions. [2018-10-03 09:31:03,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-03 09:31:03,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:04,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:04,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:06,418 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 9 [2018-10-03 09:31:13,819 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-10-03 09:31:14,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:14,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 71 states and 72 transitions. [2018-10-03 09:31:14,301 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions. [2018-10-03 09:31:14,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-03 09:31:14,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:14,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:14,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:15,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:15,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 72 states and 73 transitions. [2018-10-03 09:31:15,804 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 73 transitions. [2018-10-03 09:31:15,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-03 09:31:15,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:16,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:16,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:17,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:17,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 73 states and 74 transitions. [2018-10-03 09:31:17,607 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2018-10-03 09:31:17,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-03 09:31:17,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:17,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:18,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:19,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:19,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 74 states and 75 transitions. [2018-10-03 09:31:19,264 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 75 transitions. [2018-10-03 09:31:19,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-03 09:31:19,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:19,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:19,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:20,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:20,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 75 states and 76 transitions. [2018-10-03 09:31:20,820 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2018-10-03 09:31:20,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-03 09:31:20,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:21,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:22,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:23,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:23,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 76 states and 77 transitions. [2018-10-03 09:31:23,402 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 77 transitions. [2018-10-03 09:31:23,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-03 09:31:23,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:23,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:24,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:25,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:25,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2018-10-03 09:31:25,027 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2018-10-03 09:31:25,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-03 09:31:25,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:25,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:26,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:27,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:27,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 78 states and 79 transitions. [2018-10-03 09:31:27,382 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 79 transitions. [2018-10-03 09:31:27,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-03 09:31:27,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:27,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:28,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:29,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:29,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 79 states and 80 transitions. [2018-10-03 09:31:29,195 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 80 transitions. [2018-10-03 09:31:29,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-03 09:31:29,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:29,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:29,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:30,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:30,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 80 states and 81 transitions. [2018-10-03 09:31:30,890 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 81 transitions. [2018-10-03 09:31:30,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-03 09:31:30,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:31,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:32,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:33,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:33,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 81 states and 82 transitions. [2018-10-03 09:31:33,559 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 82 transitions. [2018-10-03 09:31:33,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-03 09:31:33,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:33,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:34,706 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:35,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:35,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 82 states and 83 transitions. [2018-10-03 09:31:35,798 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 83 transitions. [2018-10-03 09:31:35,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-03 09:31:35,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:36,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:36,495 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:37,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:37,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2018-10-03 09:31:37,657 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2018-10-03 09:31:37,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-03 09:31:37,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:38,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:38,803 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:39,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:39,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 84 states and 85 transitions. [2018-10-03 09:31:39,906 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 85 transitions. [2018-10-03 09:31:39,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-03 09:31:39,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:40,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:40,678 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:41,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:41,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 85 states and 86 transitions. [2018-10-03 09:31:41,795 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 86 transitions. [2018-10-03 09:31:41,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-03 09:31:41,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:42,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:42,683 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:44,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:44,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 86 states and 87 transitions. [2018-10-03 09:31:44,073 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 87 transitions. [2018-10-03 09:31:44,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-03 09:31:44,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:44,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:44,850 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:45,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:45,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 87 states and 88 transitions. [2018-10-03 09:31:45,965 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 88 transitions. [2018-10-03 09:31:45,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-03 09:31:45,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:46,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:46,822 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:48,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:48,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 88 states and 89 transitions. [2018-10-03 09:31:48,264 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 89 transitions. [2018-10-03 09:31:48,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-03 09:31:48,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:48,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:49,097 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:50,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:50,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 89 states and 90 transitions. [2018-10-03 09:31:50,292 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2018-10-03 09:31:50,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-03 09:31:50,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:50,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:51,188 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:52,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:52,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 90 states and 91 transitions. [2018-10-03 09:31:52,443 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 91 transitions. [2018-10-03 09:31:52,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-03 09:31:52,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:52,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:53,501 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:54,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:54,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 91 states and 92 transitions. [2018-10-03 09:31:54,723 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 92 transitions. [2018-10-03 09:31:54,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-03 09:31:54,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:55,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:55,626 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:56,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:56,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 92 states and 93 transitions. [2018-10-03 09:31:56,883 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 93 transitions. [2018-10-03 09:31:56,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-03 09:31:56,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:57,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:31:57,830 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:31:59,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:31:59,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 93 states and 94 transitions. [2018-10-03 09:31:59,317 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 94 transitions. [2018-10-03 09:31:59,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-03 09:31:59,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:31:59,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:00,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:01,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:01,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 94 states and 95 transitions. [2018-10-03 09:32:01,570 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 95 transitions. [2018-10-03 09:32:01,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-03 09:32:01,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:02,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:02,527 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:04,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:04,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 95 states and 96 transitions. [2018-10-03 09:32:04,121 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 96 transitions. [2018-10-03 09:32:04,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-03 09:32:04,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:04,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:05,126 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:06,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:06,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 96 states and 97 transitions. [2018-10-03 09:32:06,383 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 97 transitions. [2018-10-03 09:32:06,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-03 09:32:06,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:07,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:07,412 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:09,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:09,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2018-10-03 09:32:09,007 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2018-10-03 09:32:09,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-03 09:32:09,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:09,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:10,134 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:11,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:11,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 98 states and 99 transitions. [2018-10-03 09:32:11,441 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 99 transitions. [2018-10-03 09:32:11,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-03 09:32:11,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:12,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:12,561 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:14,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:14,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 99 states and 100 transitions. [2018-10-03 09:32:14,046 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 100 transitions. [2018-10-03 09:32:14,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-03 09:32:14,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:14,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:15,168 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:16,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:16,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 100 states and 101 transitions. [2018-10-03 09:32:16,492 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 101 transitions. [2018-10-03 09:32:16,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-03 09:32:16,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:17,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:17,670 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:19,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:19,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 101 states and 102 transitions. [2018-10-03 09:32:19,230 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-10-03 09:32:19,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-03 09:32:19,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:20,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:20,471 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:21,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:21,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 102 states and 103 transitions. [2018-10-03 09:32:21,823 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 103 transitions. [2018-10-03 09:32:21,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-03 09:32:21,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:22,930 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:24,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:24,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 103 states and 104 transitions. [2018-10-03 09:32:24,610 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 104 transitions. [2018-10-03 09:32:24,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-03 09:32:24,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:25,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:25,832 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:27,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:27,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 104 states and 105 transitions. [2018-10-03 09:32:27,207 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 105 transitions. [2018-10-03 09:32:27,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-03 09:32:27,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:28,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:28,481 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:30,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:30,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 105 states and 106 transitions. [2018-10-03 09:32:30,090 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 106 transitions. [2018-10-03 09:32:30,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-03 09:32:30,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:30,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:31,481 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:32,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:32,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 106 states and 107 transitions. [2018-10-03 09:32:32,918 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 107 transitions. [2018-10-03 09:32:32,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-03 09:32:32,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:33,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:34,483 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:35,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:35,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 107 states and 108 transitions. [2018-10-03 09:32:35,894 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2018-10-03 09:32:35,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-03 09:32:35,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:36,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:37,298 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:38,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:38,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 108 states and 109 transitions. [2018-10-03 09:32:38,715 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 109 transitions. [2018-10-03 09:32:38,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-03 09:32:38,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:40,091 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:41,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:41,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 109 states and 110 transitions. [2018-10-03 09:32:41,528 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 110 transitions. [2018-10-03 09:32:41,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-03 09:32:41,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:42,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:42,858 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:44,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:44,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 110 states and 111 transitions. [2018-10-03 09:32:44,413 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 111 transitions. [2018-10-03 09:32:44,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-03 09:32:44,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:45,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:45,736 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:47,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:47,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 111 states and 112 transitions. [2018-10-03 09:32:47,316 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 112 transitions. [2018-10-03 09:32:47,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-03 09:32:47,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:48,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:48,805 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:50,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:50,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 112 states and 113 transitions. [2018-10-03 09:32:50,569 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 113 transitions. [2018-10-03 09:32:50,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-03 09:32:50,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:51,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:52,031 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:53,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:53,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 113 states and 114 transitions. [2018-10-03 09:32:53,519 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2018-10-03 09:32:53,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-03 09:32:53,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:54,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:55,112 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:56,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:56,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 114 states and 115 transitions. [2018-10-03 09:32:56,651 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 115 transitions. [2018-10-03 09:32:56,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-03 09:32:56,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:32:57,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:32:58,206 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:32:59,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:32:59,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 115 states and 116 transitions. [2018-10-03 09:32:59,885 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 116 transitions. [2018-10-03 09:32:59,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-03 09:32:59,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:01,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:01,540 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:03,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:03,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 116 states and 117 transitions. [2018-10-03 09:33:03,123 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 117 transitions. [2018-10-03 09:33:03,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-03 09:33:03,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:04,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:05,048 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:06,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:06,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 117 states and 118 transitions. [2018-10-03 09:33:06,611 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 118 transitions. [2018-10-03 09:33:06,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-03 09:33:06,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:07,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:08,246 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:09,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:09,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 118 states and 119 transitions. [2018-10-03 09:33:09,889 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 119 transitions. [2018-10-03 09:33:09,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-03 09:33:09,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:11,572 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:13,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:13,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 119 states and 120 transitions. [2018-10-03 09:33:13,224 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 120 transitions. [2018-10-03 09:33:13,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-03 09:33:13,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:14,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:15,208 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:16,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:16,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 120 states and 121 transitions. [2018-10-03 09:33:16,851 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 121 transitions. [2018-10-03 09:33:16,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-03 09:33:16,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:18,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:18,539 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:20,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:20,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 121 states and 122 transitions. [2018-10-03 09:33:20,336 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 122 transitions. [2018-10-03 09:33:20,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-03 09:33:20,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:21,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:22,189 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:23,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:23,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 122 states and 123 transitions. [2018-10-03 09:33:23,900 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 123 transitions. [2018-10-03 09:33:23,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-03 09:33:23,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:25,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:25,891 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:27,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:27,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 123 states and 124 transitions. [2018-10-03 09:33:27,537 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 124 transitions. [2018-10-03 09:33:27,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-03 09:33:27,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:28,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:29,295 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:31,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:31,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 124 states and 125 transitions. [2018-10-03 09:33:31,171 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 125 transitions. [2018-10-03 09:33:31,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-03 09:33:31,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:32,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:33,150 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:34,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:34,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 125 states and 126 transitions. [2018-10-03 09:33:34,898 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 126 transitions. [2018-10-03 09:33:34,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-03 09:33:34,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:36,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:36,917 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:38,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:38,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 126 states and 127 transitions. [2018-10-03 09:33:38,609 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 127 transitions. [2018-10-03 09:33:38,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-03 09:33:38,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:40,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:40,931 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:42,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:42,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 127 states and 128 transitions. [2018-10-03 09:33:42,645 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 128 transitions. [2018-10-03 09:33:42,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-03 09:33:42,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:44,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:44,560 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:46,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:46,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 128 states and 129 transitions. [2018-10-03 09:33:46,565 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 129 transitions. [2018-10-03 09:33:46,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-03 09:33:46,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:48,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:48,695 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:50,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:50,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 129 states and 130 transitions. [2018-10-03 09:33:50,444 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 130 transitions. [2018-10-03 09:33:50,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-03 09:33:50,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:52,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:52,761 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:54,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:54,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 130 states and 131 transitions. [2018-10-03 09:33:54,537 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 131 transitions. [2018-10-03 09:33:54,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-03 09:33:54,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:56,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:56,843 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-03 09:33:57,137 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-03 09:33:57,139 INFO L168 Benchmark]: Toolchain (without parser) took 241816.34 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.5 GB in the beginning and 992.2 MB in the end (delta: 463.0 MB). Peak memory consumption was 2.5 GB. Max. memory is 7.1 GB. [2018-10-03 09:33:57,140 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-03 09:33:57,140 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.16 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. [2018-10-03 09:33:57,141 INFO L168 Benchmark]: Boogie Preprocessor took 20.18 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. [2018-10-03 09:33:57,141 INFO L168 Benchmark]: RCFGBuilder took 306.82 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. [2018-10-03 09:33:57,141 INFO L168 Benchmark]: CodeCheck took 241445.73 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 992.2 MB in the end (delta: 441.8 MB). Peak memory consumption was 2.5 GB. Max. memory is 7.1 GB. [2018-10-03 09:33:57,144 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 758 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 38.16 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 20.18 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 306.82 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 241445.73 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 992.2 MB in the end (delta: 441.8 MB). Peak memory consumption was 2.5 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/count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-03_09-33-57-155.csv Completed graceful shutdown