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_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 22:08:06,047 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 22:08:06,049 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 22:08:06,063 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 22:08:06,063 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 22:08:06,064 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 22:08:06,065 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 22:08:06,067 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 22:08:06,070 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 22:08:06,070 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 22:08:06,071 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 22:08:06,072 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 22:08:06,075 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 22:08:06,076 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 22:08:06,080 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 22:08:06,081 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 22:08:06,082 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 22:08:06,087 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 22:08:06,089 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 22:08:06,093 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 22:08:06,096 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 22:08:06,099 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 22:08:06,104 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 22:08:06,105 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 22:08:06,105 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 22:08:06,106 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 22:08:06,107 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 22:08:06,107 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 22:08:06,108 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 22:08:06,109 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 22:08:06,109 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 22:08:06,110 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 22:08:06,110 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 22:08:06,110 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 22:08:06,111 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 22:08:06,112 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 22:08:06,112 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-26 22:08:06,139 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 22:08:06,139 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 22:08:06,141 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 22:08:06,142 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 22:08:06,142 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 22:08:06,143 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 22:08:06,143 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 22:08:06,143 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 22:08:06,143 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 22:08:06,143 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 22:08:06,144 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 22:08:06,144 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 22:08:06,144 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 22:08:06,144 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 22:08:06,146 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 22:08:06,146 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 22:08:06,146 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 22:08:06,147 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 22:08:06,148 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 22:08:06,148 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 22:08:06,148 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 22:08:06,148 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:08:06,148 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 22:08:06,149 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 22:08:06,149 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 22:08:06,149 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 22:08:06,149 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 22:08:06,150 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 22:08:06,150 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 22:08:06,215 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 22:08:06,232 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 22:08:06,237 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 22:08:06,239 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 22:08:06,239 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 22:08:06,240 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl [2018-09-26 22:08:06,241 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl' [2018-09-26 22:08:06,295 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 22:08:06,298 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 22:08:06,299 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 22:08:06,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 22:08:06,299 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 22:08:06,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:08:06" (1/1) ... [2018-09-26 22:08:06,333 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:08:06" (1/1) ... [2018-09-26 22:08:06,340 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 22:08:06,341 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 22:08:06,341 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 22:08:06,341 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 22:08:06,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:08:06" (1/1) ... [2018-09-26 22:08:06,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:08:06" (1/1) ... [2018-09-26 22:08:06,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:08:06" (1/1) ... [2018-09-26 22:08:06,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:08:06" (1/1) ... [2018-09-26 22:08:06,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:08:06" (1/1) ... [2018-09-26 22:08:06,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:08:06" (1/1) ... [2018-09-26 22:08:06,359 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:08:06" (1/1) ... [2018-09-26 22:08:06,360 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 22:08:06,361 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 22:08:06,361 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 22:08:06,361 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 22:08:06,362 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:08:06" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:08:06,440 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-09-26 22:08:06,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 22:08:06,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 22:08:06,652 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 22:08:06,653 INFO L202 PluginConnector]: Adding new model count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:08:06 BoogieIcfgContainer [2018-09-26 22:08:06,653 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 22:08:06,653 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 22:08:06,653 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 22:08:06,662 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 22:08:06,662 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:08:06" (1/1) ... [2018-09-26 22:08:06,675 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 22:08:06,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:06,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-26 22:08:06,714 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-26 22:08:06,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 22:08:06,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:06,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:06,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:07,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:07,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 5 states and 6 transitions. [2018-09-26 22:08:07,050 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 6 transitions. [2018-09-26 22:08:07,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:08:07,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:07,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:07,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:07,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:07,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-26 22:08:07,245 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-26 22:08:07,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:08:07,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:07,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:07,403 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:08,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:08,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2018-09-26 22:08:08,292 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2018-09-26 22:08:08,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:08:08,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:08,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:08,585 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:09,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:09,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2018-09-26 22:08:09,170 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2018-09-26 22:08:09,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:08:09,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:09,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:09,311 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:09,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:09,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2018-09-26 22:08:09,707 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2018-09-26 22:08:09,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:08:09,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:09,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:09,738 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:09,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:09,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2018-09-26 22:08:09,903 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2018-09-26 22:08:09,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:08:09,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:09,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:10,011 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:10,208 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-09-26 22:08:10,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:10,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2018-09-26 22:08:10,538 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2018-09-26 22:08:10,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:08:10,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:10,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:10,575 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:10,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:10,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2018-09-26 22:08:10,780 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2018-09-26 22:08:10,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:08:10,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:10,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:10,859 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:11,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:11,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2018-09-26 22:08:11,257 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2018-09-26 22:08:11,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:08:11,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:11,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:11,285 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:11,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:11,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2018-09-26 22:08:11,560 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2018-09-26 22:08:11,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:11,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:11,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:11,649 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:12,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:12,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2018-09-26 22:08:12,051 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2018-09-26 22:08:12,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:08:12,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:12,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:12,082 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:12,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:12,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2018-09-26 22:08:12,279 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2018-09-26 22:08:12,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 22:08:12,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:12,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:12,390 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:13,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:13,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2018-09-26 22:08:13,721 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2018-09-26 22:08:13,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 22:08:13,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:13,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:13,745 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:15,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:15,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2018-09-26 22:08:15,471 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2018-09-26 22:08:15,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:08:15,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:15,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:16,010 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:16,473 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-09-26 22:08:16,985 WARN L178 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 9 [2018-09-26 22:08:19,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:19,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2018-09-26 22:08:19,517 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2018-09-26 22:08:19,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:08:19,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:19,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:19,543 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:19,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:19,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 30 states and 41 transitions. [2018-09-26 22:08:19,752 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2018-09-26 22:08:19,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:08:19,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:19,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:19,832 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:20,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:20,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2018-09-26 22:08:20,208 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2018-09-26 22:08:20,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:08:20,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:20,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:20,230 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:20,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:20,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 33 states and 45 transitions. [2018-09-26 22:08:20,436 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2018-09-26 22:08:20,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:08:20,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:20,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:20,669 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:21,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:21,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 48 transitions. [2018-09-26 22:08:21,362 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2018-09-26 22:08:21,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:08:21,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:21,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:21,385 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:21,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:21,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 36 states and 49 transitions. [2018-09-26 22:08:21,792 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2018-09-26 22:08:21,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:08:21,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:21,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:21,970 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:22,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:22,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 38 states and 52 transitions. [2018-09-26 22:08:22,462 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 52 transitions. [2018-09-26 22:08:22,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:08:22,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:22,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:22,487 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:22,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:22,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 53 transitions. [2018-09-26 22:08:22,735 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2018-09-26 22:08:22,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-26 22:08:22,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:22,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:23,842 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:24,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:24,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 41 states and 56 transitions. [2018-09-26 22:08:24,449 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 56 transitions. [2018-09-26 22:08:24,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-26 22:08:24,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:24,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:24,474 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:24,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:24,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 42 states and 57 transitions. [2018-09-26 22:08:24,822 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 57 transitions. [2018-09-26 22:08:24,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-26 22:08:24,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:24,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:24,931 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:25,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:25,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 44 states and 60 transitions. [2018-09-26 22:08:25,563 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 60 transitions. [2018-09-26 22:08:25,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-26 22:08:25,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:25,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:25,586 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:25,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:25,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 45 states and 61 transitions. [2018-09-26 22:08:25,853 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 61 transitions. [2018-09-26 22:08:25,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-26 22:08:25,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:25,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:26,444 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:27,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:27,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 47 states and 64 transitions. [2018-09-26 22:08:27,099 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2018-09-26 22:08:27,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-26 22:08:27,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:27,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:27,122 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:27,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:27,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 48 states and 65 transitions. [2018-09-26 22:08:27,372 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2018-09-26 22:08:27,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-26 22:08:27,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:27,648 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:28,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:28,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2018-09-26 22:08:28,215 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2018-09-26 22:08:28,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-26 22:08:28,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:28,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:28,241 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:28,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:28,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2018-09-26 22:08:28,594 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2018-09-26 22:08:28,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 22:08:28,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:28,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:29,183 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:29,864 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 7 [2018-09-26 22:08:30,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:30,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 53 states and 72 transitions. [2018-09-26 22:08:30,025 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2018-09-26 22:08:30,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 22:08:30,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:30,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:30,048 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:30,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:30,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 54 states and 73 transitions. [2018-09-26 22:08:30,363 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2018-09-26 22:08:30,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-26 22:08:30,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:30,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:30,550 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:31,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:31,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 56 states and 76 transitions. [2018-09-26 22:08:31,156 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2018-09-26 22:08:31,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-26 22:08:31,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:31,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:31,179 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:31,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:31,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2018-09-26 22:08:31,582 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2018-09-26 22:08:31,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-26 22:08:31,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:31,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:31,780 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:32,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:32,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 59 states and 80 transitions. [2018-09-26 22:08:32,417 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 80 transitions. [2018-09-26 22:08:32,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-26 22:08:32,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:32,439 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:32,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:32,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 60 states and 81 transitions. [2018-09-26 22:08:32,912 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2018-09-26 22:08:32,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-26 22:08:32,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:32,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:33,156 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:33,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:33,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 62 states and 84 transitions. [2018-09-26 22:08:33,901 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2018-09-26 22:08:33,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-26 22:08:33,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:33,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:33,927 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:34,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:34,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 85 transitions. [2018-09-26 22:08:34,303 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2018-09-26 22:08:34,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-26 22:08:34,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:34,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:34,972 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:35,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:35,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 65 states and 88 transitions. [2018-09-26 22:08:35,666 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 88 transitions. [2018-09-26 22:08:35,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-26 22:08:35,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:35,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:35,689 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:36,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:36,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 66 states and 89 transitions. [2018-09-26 22:08:36,061 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2018-09-26 22:08:36,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-26 22:08:36,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:36,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:36,289 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:36,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:36,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 68 states and 92 transitions. [2018-09-26 22:08:36,966 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 92 transitions. [2018-09-26 22:08:36,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-26 22:08:36,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:36,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:36,990 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:37,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:37,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 69 states and 93 transitions. [2018-09-26 22:08:37,514 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2018-09-26 22:08:37,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-26 22:08:37,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:37,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:37,864 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:38,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:38,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 71 states and 96 transitions. [2018-09-26 22:08:38,564 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 96 transitions. [2018-09-26 22:08:38,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-26 22:08:38,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:38,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:38,587 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:39,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:39,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2018-09-26 22:08:39,115 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2018-09-26 22:08:39,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-26 22:08:39,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:39,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:39,833 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:40,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:40,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 74 states and 100 transitions. [2018-09-26 22:08:40,856 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 100 transitions. [2018-09-26 22:08:40,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-26 22:08:40,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:40,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:40,877 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:41,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:41,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 75 states and 101 transitions. [2018-09-26 22:08:41,811 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 101 transitions. [2018-09-26 22:08:41,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-26 22:08:41,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:41,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:42,025 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:42,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:42,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 77 states and 104 transitions. [2018-09-26 22:08:42,868 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 104 transitions. [2018-09-26 22:08:42,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-26 22:08:42,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:42,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:42,889 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:43,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:43,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 78 states and 105 transitions. [2018-09-26 22:08:43,409 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 105 transitions. [2018-09-26 22:08:43,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-26 22:08:43,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:43,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:43,600 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:44,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:44,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 80 states and 108 transitions. [2018-09-26 22:08:44,475 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 108 transitions. [2018-09-26 22:08:44,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-26 22:08:44,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:44,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:44,497 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:45,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:45,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 81 states and 109 transitions. [2018-09-26 22:08:45,230 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 109 transitions. [2018-09-26 22:08:45,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-26 22:08:45,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:45,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:45,542 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:47,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:47,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 83 states and 112 transitions. [2018-09-26 22:08:47,021 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 112 transitions. [2018-09-26 22:08:47,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-26 22:08:47,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:47,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:47,041 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:47,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:47,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 84 states and 113 transitions. [2018-09-26 22:08:47,433 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 113 transitions. [2018-09-26 22:08:47,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-26 22:08:47,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:47,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:47,759 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:48,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:48,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 86 states and 116 transitions. [2018-09-26 22:08:48,627 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 116 transitions. [2018-09-26 22:08:48,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-26 22:08:48,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:48,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:48,648 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:49,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:49,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 87 states and 117 transitions. [2018-09-26 22:08:49,537 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 117 transitions. [2018-09-26 22:08:49,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 22:08:49,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:49,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:49,698 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:50,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:50,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 89 states and 120 transitions. [2018-09-26 22:08:50,853 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 120 transitions. [2018-09-26 22:08:50,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 22:08:50,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:50,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:50,878 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:51,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:51,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 90 states and 121 transitions. [2018-09-26 22:08:51,278 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 121 transitions. [2018-09-26 22:08:51,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-26 22:08:51,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:51,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:51,497 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:52,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:52,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 92 states and 124 transitions. [2018-09-26 22:08:52,475 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 124 transitions. [2018-09-26 22:08:52,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-26 22:08:52,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:52,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:52,504 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:52,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:52,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 93 states and 125 transitions. [2018-09-26 22:08:52,954 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2018-09-26 22:08:52,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 22:08:52,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:52,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:53,199 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:54,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:54,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 95 states and 128 transitions. [2018-09-26 22:08:54,137 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 128 transitions. [2018-09-26 22:08:54,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 22:08:54,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:54,160 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:54,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:54,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 96 states and 129 transitions. [2018-09-26 22:08:54,555 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 129 transitions. [2018-09-26 22:08:54,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-26 22:08:54,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:54,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:54,984 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:56,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:56,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 98 states and 132 transitions. [2018-09-26 22:08:56,234 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 132 transitions. [2018-09-26 22:08:56,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-26 22:08:56,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:56,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:56,259 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:56,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:56,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 99 states and 133 transitions. [2018-09-26 22:08:56,810 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2018-09-26 22:08:56,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:08:56,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:56,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:57,025 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:58,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:58,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 101 states and 136 transitions. [2018-09-26 22:08:58,205 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 136 transitions. [2018-09-26 22:08:58,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:08:58,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:58,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:58,227 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:58,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:58,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 102 states and 137 transitions. [2018-09-26 22:08:58,665 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 137 transitions. [2018-09-26 22:08:58,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-26 22:08:58,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:58,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:58,882 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:08:59,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:08:59,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 104 states and 140 transitions. [2018-09-26 22:08:59,898 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 140 transitions. [2018-09-26 22:08:59,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-26 22:08:59,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:08:59,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:59,921 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:00,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:00,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 105 states and 141 transitions. [2018-09-26 22:09:00,648 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 141 transitions. [2018-09-26 22:09:00,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-26 22:09:00,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:00,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:00,903 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:01,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:01,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 107 states and 144 transitions. [2018-09-26 22:09:01,955 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 144 transitions. [2018-09-26 22:09:01,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-26 22:09:01,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:01,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:01,975 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:02,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:02,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 108 states and 145 transitions. [2018-09-26 22:09:02,421 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 145 transitions. [2018-09-26 22:09:02,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-26 22:09:02,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:02,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:02,700 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:03,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:03,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 110 states and 148 transitions. [2018-09-26 22:09:03,913 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 148 transitions. [2018-09-26 22:09:03,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-26 22:09:03,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:03,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:03,938 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:04,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:04,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 111 states and 149 transitions. [2018-09-26 22:09:04,403 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 149 transitions. [2018-09-26 22:09:04,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 22:09:04,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:04,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:04,662 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:05,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:05,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 113 states and 152 transitions. [2018-09-26 22:09:05,948 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 152 transitions. [2018-09-26 22:09:05,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 22:09:05,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:05,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:05,972 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:06,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:06,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 114 states and 153 transitions. [2018-09-26 22:09:06,850 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 153 transitions. [2018-09-26 22:09:06,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-26 22:09:06,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:06,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:07,040 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:08,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:08,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 116 states and 156 transitions. [2018-09-26 22:09:08,170 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 156 transitions. [2018-09-26 22:09:08,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-26 22:09:08,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:08,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:08,196 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:09,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:09,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 117 states and 157 transitions. [2018-09-26 22:09:09,324 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 157 transitions. [2018-09-26 22:09:09,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-26 22:09:09,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:09,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:09,551 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:11,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:11,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 119 states and 160 transitions. [2018-09-26 22:09:11,020 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 160 transitions. [2018-09-26 22:09:11,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-26 22:09:11,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:11,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:11,042 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:11,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:11,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 120 states and 161 transitions. [2018-09-26 22:09:11,538 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 161 transitions. [2018-09-26 22:09:11,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-26 22:09:11,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:11,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:11,815 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:12,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:12,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 122 states and 164 transitions. [2018-09-26 22:09:12,984 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 164 transitions. [2018-09-26 22:09:12,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-26 22:09:12,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:12,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:13,011 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:13,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:13,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 123 states and 165 transitions. [2018-09-26 22:09:13,581 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 165 transitions. [2018-09-26 22:09:13,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-26 22:09:13,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:13,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:13,852 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:15,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:15,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 125 states and 168 transitions. [2018-09-26 22:09:15,087 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 168 transitions. [2018-09-26 22:09:15,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-26 22:09:15,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:15,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:15,115 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:16,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:16,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 126 states and 169 transitions. [2018-09-26 22:09:16,039 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 169 transitions. [2018-09-26 22:09:16,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-26 22:09:16,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:16,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:16,274 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:17,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:17,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 128 states and 172 transitions. [2018-09-26 22:09:17,611 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 172 transitions. [2018-09-26 22:09:17,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-26 22:09:17,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:17,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:17,641 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:18,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:18,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 129 states and 173 transitions. [2018-09-26 22:09:18,199 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 173 transitions. [2018-09-26 22:09:18,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-26 22:09:18,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:18,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:18,554 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:20,120 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-09-26 22:09:21,761 WARN L178 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 9 [2018-09-26 22:09:23,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:23,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 131 states and 176 transitions. [2018-09-26 22:09:23,229 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 176 transitions. [2018-09-26 22:09:23,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-26 22:09:23,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:23,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:23,259 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:23,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:23,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 132 states and 177 transitions. [2018-09-26 22:09:23,877 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 177 transitions. [2018-09-26 22:09:23,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-26 22:09:23,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:23,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:24,152 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:25,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:25,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 134 states and 180 transitions. [2018-09-26 22:09:25,423 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 180 transitions. [2018-09-26 22:09:25,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-26 22:09:25,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:25,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:25,447 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:26,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:26,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 135 states and 181 transitions. [2018-09-26 22:09:26,295 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 181 transitions. [2018-09-26 22:09:26,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 22:09:26,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:26,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:26,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:28,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:28,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 137 states and 184 transitions. [2018-09-26 22:09:28,113 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 184 transitions. [2018-09-26 22:09:28,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 22:09:28,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:28,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:28,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:28,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:28,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 138 states and 185 transitions. [2018-09-26 22:09:28,821 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 185 transitions. [2018-09-26 22:09:28,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 22:09:28,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:28,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:29,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:30,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:30,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 140 states and 188 transitions. [2018-09-26 22:09:30,423 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 188 transitions. [2018-09-26 22:09:30,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 22:09:30,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:30,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:30,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:31,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:31,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 141 states and 189 transitions. [2018-09-26 22:09:31,411 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 189 transitions. [2018-09-26 22:09:31,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 22:09:31,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:31,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:31,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:33,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:33,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 143 states and 192 transitions. [2018-09-26 22:09:33,160 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 192 transitions. [2018-09-26 22:09:33,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 22:09:33,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:33,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:33,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:33,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:33,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 144 states and 193 transitions. [2018-09-26 22:09:33,824 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 193 transitions. [2018-09-26 22:09:33,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-26 22:09:33,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:33,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:34,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:35,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:35,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 146 states and 196 transitions. [2018-09-26 22:09:35,504 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 196 transitions. [2018-09-26 22:09:35,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-26 22:09:35,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:35,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:35,530 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:36,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:36,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 147 states and 197 transitions. [2018-09-26 22:09:36,286 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 197 transitions. [2018-09-26 22:09:36,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 22:09:36,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:36,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:36,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:38,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:38,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 149 states and 200 transitions. [2018-09-26 22:09:38,162 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 200 transitions. [2018-09-26 22:09:38,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 22:09:38,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:38,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:38,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:39,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:39,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 150 states and 201 transitions. [2018-09-26 22:09:39,024 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 201 transitions. [2018-09-26 22:09:39,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-26 22:09:39,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:39,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:40,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:40,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 152 states and 204 transitions. [2018-09-26 22:09:40,934 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 204 transitions. [2018-09-26 22:09:40,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-26 22:09:40,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:40,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:40,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:41,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:41,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 153 states and 205 transitions. [2018-09-26 22:09:41,803 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 205 transitions. [2018-09-26 22:09:41,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 22:09:41,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:41,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:42,129 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:43,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:43,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 155 states and 208 transitions. [2018-09-26 22:09:43,698 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 208 transitions. [2018-09-26 22:09:43,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 22:09:43,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:43,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:43,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:44,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:44,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 156 states and 209 transitions. [2018-09-26 22:09:44,382 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 209 transitions. [2018-09-26 22:09:44,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 22:09:44,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:44,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:44,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:46,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:46,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 158 states and 212 transitions. [2018-09-26 22:09:46,172 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 212 transitions. [2018-09-26 22:09:46,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 22:09:46,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:46,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:46,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:47,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:47,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 159 states and 213 transitions. [2018-09-26 22:09:47,116 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 213 transitions. [2018-09-26 22:09:47,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 22:09:47,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:47,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:47,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:49,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:49,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 161 states and 216 transitions. [2018-09-26 22:09:49,123 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 216 transitions. [2018-09-26 22:09:49,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 22:09:49,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:49,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:49,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:49,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:49,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 162 states and 217 transitions. [2018-09-26 22:09:49,844 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 217 transitions. [2018-09-26 22:09:49,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-26 22:09:49,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:49,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:50,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:52,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:52,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 164 states and 220 transitions. [2018-09-26 22:09:52,036 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 220 transitions. [2018-09-26 22:09:52,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-26 22:09:52,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:52,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:52,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:52,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:52,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 165 states and 221 transitions. [2018-09-26 22:09:52,750 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 221 transitions. [2018-09-26 22:09:52,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:09:52,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:52,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:53,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:54,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:54,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 167 states and 224 transitions. [2018-09-26 22:09:54,812 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 224 transitions. [2018-09-26 22:09:54,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:09:54,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:54,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:54,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:55,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:55,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 168 states and 225 transitions. [2018-09-26 22:09:55,715 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 225 transitions. [2018-09-26 22:09:55,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-26 22:09:55,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:55,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:56,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:57,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:57,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 170 states and 228 transitions. [2018-09-26 22:09:57,959 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 228 transitions. [2018-09-26 22:09:57,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-26 22:09:57,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:57,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:57,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:09:58,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:09:58,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 171 states and 229 transitions. [2018-09-26 22:09:58,695 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 229 transitions. [2018-09-26 22:09:58,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:09:58,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:09:58,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:09:59,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:00,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:00,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 173 states and 232 transitions. [2018-09-26 22:10:00,719 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 232 transitions. [2018-09-26 22:10:00,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:10:00,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:00,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:00,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:01,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:01,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 174 states and 233 transitions. [2018-09-26 22:10:01,542 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 233 transitions. [2018-09-26 22:10:01,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 22:10:01,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:01,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:02,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:03,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:03,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 176 states and 236 transitions. [2018-09-26 22:10:03,947 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 236 transitions. [2018-09-26 22:10:03,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 22:10:03,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:03,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:03,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:04,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:04,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 177 states and 237 transitions. [2018-09-26 22:10:04,798 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 237 transitions. [2018-09-26 22:10:04,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 22:10:04,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:04,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:05,100 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:07,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:07,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 179 states and 240 transitions. [2018-09-26 22:10:07,214 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 240 transitions. [2018-09-26 22:10:07,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 22:10:07,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:07,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:07,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:07,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:07,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 180 states and 241 transitions. [2018-09-26 22:10:07,970 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 241 transitions. [2018-09-26 22:10:07,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-26 22:10:07,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:08,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:10,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:10,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 182 states and 244 transitions. [2018-09-26 22:10:10,110 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 244 transitions. [2018-09-26 22:10:10,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-26 22:10:10,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:10,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:10,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:10,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:10,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 183 states and 245 transitions. [2018-09-26 22:10:10,931 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 245 transitions. [2018-09-26 22:10:10,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:10:10,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:10,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:11,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:13,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:13,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 185 states and 248 transitions. [2018-09-26 22:10:13,519 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 248 transitions. [2018-09-26 22:10:13,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:10:13,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:13,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:13,553 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:14,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:14,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 186 states and 249 transitions. [2018-09-26 22:10:14,356 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 249 transitions. [2018-09-26 22:10:14,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-26 22:10:14,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:14,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:14,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:16,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:16,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 188 states and 252 transitions. [2018-09-26 22:10:16,592 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 252 transitions. [2018-09-26 22:10:16,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-26 22:10:16,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:16,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:16,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:17,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:17,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 189 states and 253 transitions. [2018-09-26 22:10:17,787 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 253 transitions. [2018-09-26 22:10:17,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-26 22:10:17,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:17,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:18,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:20,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:20,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 191 states and 256 transitions. [2018-09-26 22:10:20,049 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 256 transitions. [2018-09-26 22:10:20,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-26 22:10:20,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:20,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:20,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:21,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:21,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 192 states and 257 transitions. [2018-09-26 22:10:21,070 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 257 transitions. [2018-09-26 22:10:21,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-26 22:10:21,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:21,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:21,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:23,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:23,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 194 states and 260 transitions. [2018-09-26 22:10:23,500 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 260 transitions. [2018-09-26 22:10:23,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-26 22:10:23,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:23,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:23,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:24,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:24,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 195 states and 261 transitions. [2018-09-26 22:10:24,381 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 261 transitions. [2018-09-26 22:10:24,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-26 22:10:24,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:24,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:26,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:26,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 197 states and 264 transitions. [2018-09-26 22:10:26,800 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 264 transitions. [2018-09-26 22:10:26,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-26 22:10:26,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:26,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:26,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:27,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:27,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 198 states and 265 transitions. [2018-09-26 22:10:27,882 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 265 transitions. [2018-09-26 22:10:27,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-26 22:10:27,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:27,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:28,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:30,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:30,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 200 states and 268 transitions. [2018-09-26 22:10:30,412 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 268 transitions. [2018-09-26 22:10:30,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-26 22:10:30,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:30,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:30,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:31,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:31,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 201 states and 269 transitions. [2018-09-26 22:10:31,315 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 269 transitions. [2018-09-26 22:10:31,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-26 22:10:31,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:31,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:31,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:33,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:33,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 203 states and 272 transitions. [2018-09-26 22:10:33,865 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 272 transitions. [2018-09-26 22:10:33,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-26 22:10:33,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:33,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:33,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:34,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:34,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 204 states and 273 transitions. [2018-09-26 22:10:34,856 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 273 transitions. [2018-09-26 22:10:34,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-26 22:10:34,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:34,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:35,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:37,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:37,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 206 states and 276 transitions. [2018-09-26 22:10:37,238 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 276 transitions. [2018-09-26 22:10:37,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-26 22:10:37,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:37,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:38,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:38,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 207 states and 277 transitions. [2018-09-26 22:10:38,422 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 277 transitions. [2018-09-26 22:10:38,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-26 22:10:38,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:38,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:38,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:41,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:41,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 209 states and 280 transitions. [2018-09-26 22:10:41,059 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 280 transitions. [2018-09-26 22:10:41,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-26 22:10:41,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:41,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:41,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:41,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:41,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 210 states and 281 transitions. [2018-09-26 22:10:41,957 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 281 transitions. [2018-09-26 22:10:41,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-26 22:10:41,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:41,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:42,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:44,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:44,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 212 states and 284 transitions. [2018-09-26 22:10:44,757 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 284 transitions. [2018-09-26 22:10:44,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-26 22:10:44,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:44,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:44,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:45,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:45,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 213 states and 285 transitions. [2018-09-26 22:10:45,732 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 285 transitions. [2018-09-26 22:10:45,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-26 22:10:45,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:45,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:46,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:48,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:48,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 215 states and 288 transitions. [2018-09-26 22:10:48,516 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 288 transitions. [2018-09-26 22:10:48,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-26 22:10:48,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:48,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:48,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:49,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:49,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 216 states and 289 transitions. [2018-09-26 22:10:49,536 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 289 transitions. [2018-09-26 22:10:49,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-26 22:10:49,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:49,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:50,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:52,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:52,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 218 states and 292 transitions. [2018-09-26 22:10:52,634 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 292 transitions. [2018-09-26 22:10:52,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-26 22:10:52,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:52,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:52,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:53,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:53,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 219 states and 293 transitions. [2018-09-26 22:10:53,918 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 293 transitions. [2018-09-26 22:10:53,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-26 22:10:53,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:53,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:54,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:56,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:56,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 221 states and 296 transitions. [2018-09-26 22:10:56,520 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 296 transitions. [2018-09-26 22:10:56,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-26 22:10:56,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:56,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:56,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:10:57,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:10:57,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 222 states and 297 transitions. [2018-09-26 22:10:57,950 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 297 transitions. [2018-09-26 22:10:57,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-26 22:10:57,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:10:57,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:10:58,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:00,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:00,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 224 states and 300 transitions. [2018-09-26 22:11:00,990 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 300 transitions. [2018-09-26 22:11:00,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-26 22:11:00,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:01,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:01,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:02,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:02,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 225 states and 301 transitions. [2018-09-26 22:11:02,110 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 301 transitions. [2018-09-26 22:11:02,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-26 22:11:02,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:02,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:02,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:05,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:05,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 227 states and 304 transitions. [2018-09-26 22:11:05,101 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 304 transitions. [2018-09-26 22:11:05,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-26 22:11:05,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:05,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:05,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:06,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:06,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 228 states and 305 transitions. [2018-09-26 22:11:06,103 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 305 transitions. [2018-09-26 22:11:06,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-26 22:11:06,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:06,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:06,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:09,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:09,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 230 states and 308 transitions. [2018-09-26 22:11:09,082 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 308 transitions. [2018-09-26 22:11:09,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-26 22:11:09,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:09,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:09,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:10,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:10,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 231 states and 309 transitions. [2018-09-26 22:11:10,102 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 309 transitions. [2018-09-26 22:11:10,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-26 22:11:10,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:10,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:10,526 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:12,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:12,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 233 states and 312 transitions. [2018-09-26 22:11:12,964 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 312 transitions. [2018-09-26 22:11:12,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-26 22:11:12,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:12,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:13,015 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:14,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:14,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 234 states and 313 transitions. [2018-09-26 22:11:14,307 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 313 transitions. [2018-09-26 22:11:14,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-26 22:11:14,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:14,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:14,828 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:17,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:17,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 236 states and 316 transitions. [2018-09-26 22:11:17,191 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 316 transitions. [2018-09-26 22:11:17,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-26 22:11:17,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:17,241 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:18,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:18,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 237 states and 317 transitions. [2018-09-26 22:11:18,240 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 317 transitions. [2018-09-26 22:11:18,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-26 22:11:18,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:18,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:19,001 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:21,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:21,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 239 states and 320 transitions. [2018-09-26 22:11:21,386 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 320 transitions. [2018-09-26 22:11:21,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-26 22:11:21,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:21,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:21,431 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:22,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:22,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 240 states and 321 transitions. [2018-09-26 22:11:22,646 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 321 transitions. [2018-09-26 22:11:22,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-26 22:11:22,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:22,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:23,095 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:25,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:25,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 242 states and 324 transitions. [2018-09-26 22:11:25,610 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 324 transitions. [2018-09-26 22:11:25,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-26 22:11:25,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:25,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:25,654 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:26,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:26,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 243 states and 325 transitions. [2018-09-26 22:11:26,694 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 325 transitions. [2018-09-26 22:11:26,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-26 22:11:26,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:26,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:27,136 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:29,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:29,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 245 states and 328 transitions. [2018-09-26 22:11:29,831 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 328 transitions. [2018-09-26 22:11:29,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-26 22:11:29,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:29,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:29,875 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:30,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:30,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 246 states and 329 transitions. [2018-09-26 22:11:30,946 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 329 transitions. [2018-09-26 22:11:30,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-26 22:11:30,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:30,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:31,391 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:34,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:34,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 248 states and 332 transitions. [2018-09-26 22:11:34,305 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 332 transitions. [2018-09-26 22:11:34,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-26 22:11:34,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:34,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:34,351 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:35,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:35,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 249 states and 333 transitions. [2018-09-26 22:11:35,395 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 333 transitions. [2018-09-26 22:11:35,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-26 22:11:35,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:35,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:36,039 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:38,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:38,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 251 states and 336 transitions. [2018-09-26 22:11:38,517 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 336 transitions. [2018-09-26 22:11:38,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-26 22:11:38,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:38,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:38,564 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:39,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:39,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 252 states and 337 transitions. [2018-09-26 22:11:39,830 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 337 transitions. [2018-09-26 22:11:39,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-26 22:11:39,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:39,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:40,319 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:42,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:42,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 254 states and 340 transitions. [2018-09-26 22:11:42,858 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 340 transitions. [2018-09-26 22:11:42,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-26 22:11:42,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:42,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:42,907 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:44,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:44,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 255 states and 341 transitions. [2018-09-26 22:11:44,380 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 341 transitions. [2018-09-26 22:11:44,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-26 22:11:44,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:44,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:44,884 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:47,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:47,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 257 states and 344 transitions. [2018-09-26 22:11:47,404 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 344 transitions. [2018-09-26 22:11:47,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-26 22:11:47,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:47,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:47,452 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:48,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:48,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 258 states and 345 transitions. [2018-09-26 22:11:48,573 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 345 transitions. [2018-09-26 22:11:48,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-26 22:11:48,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:49,105 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:51,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:51,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 260 states and 348 transitions. [2018-09-26 22:11:51,973 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 348 transitions. [2018-09-26 22:11:51,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-26 22:11:51,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:51,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:52,021 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:53,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:53,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 261 states and 349 transitions. [2018-09-26 22:11:53,103 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 349 transitions. [2018-09-26 22:11:53,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-26 22:11:53,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:53,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:53,789 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:56,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:56,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 263 states and 352 transitions. [2018-09-26 22:11:56,701 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 352 transitions. [2018-09-26 22:11:56,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-26 22:11:56,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:56,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:56,768 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:57,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:57,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 264 states and 353 transitions. [2018-09-26 22:11:57,971 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 353 transitions. [2018-09-26 22:11:57,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-26 22:11:57,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:57,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:58,476 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:01,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:01,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 266 states and 356 transitions. [2018-09-26 22:12:01,364 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 356 transitions. [2018-09-26 22:12:01,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-26 22:12:01,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:01,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:01,415 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:02,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:02,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 267 states and 357 transitions. [2018-09-26 22:12:02,574 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 357 transitions. [2018-09-26 22:12:02,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-26 22:12:02,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:02,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:03,061 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-26 22:12:04,802 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-26 22:12:04,804 INFO L168 Benchmark]: Toolchain (without parser) took 238509.00 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 3.0 GB in the end (delta: -1.5 GB). Peak memory consumption was 367.3 MB. Max. memory is 7.1 GB. [2018-09-26 22:12:04,805 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:12:04,805 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.35 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:12:04,806 INFO L168 Benchmark]: Boogie Preprocessor took 19.82 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:12:04,806 INFO L168 Benchmark]: RCFGBuilder took 292.08 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 22:12:04,807 INFO L168 Benchmark]: CodeCheck took 238150.36 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 3.0 GB in the end (delta: -1.5 GB). Peak memory consumption was 346.1 MB. Max. memory is 7.1 GB. [2018-09-26 22:12:04,809 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 1236 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.35 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 19.82 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 292.08 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 238150.36 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 3.0 GB in the end (delta: -1.5 GB). Peak memory consumption was 346.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_22-12-04-819.csv Completed graceful shutdown