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_PUPT.epf -i ../../../trunk/examples/programs/real-life/threadpooling_product_WithoutIf.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-10-01 03:16:50,981 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-01 03:16:50,984 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-01 03:16:51,001 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-01 03:16:51,001 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-01 03:16:51,003 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-01 03:16:51,005 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-01 03:16:51,007 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-01 03:16:51,009 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-01 03:16:51,011 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-01 03:16:51,012 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-01 03:16:51,014 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-01 03:16:51,015 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-01 03:16:51,016 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-01 03:16:51,017 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-01 03:16:51,020 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-01 03:16:51,021 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-01 03:16:51,023 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-01 03:16:51,033 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-01 03:16:51,037 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-01 03:16:51,038 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-01 03:16:51,040 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-01 03:16:51,046 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-01 03:16:51,046 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-01 03:16:51,046 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-01 03:16:51,047 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-01 03:16:51,048 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-01 03:16:51,051 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-01 03:16:51,053 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-01 03:16:51,056 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-01 03:16:51,056 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-01 03:16:51,056 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-01 03:16:51,057 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-01 03:16:51,057 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-01 03:16:51,059 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-01 03:16:51,059 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-01 03:16:51,061 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-10-01 03:16:51,090 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-01 03:16:51,090 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-01 03:16:51,094 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-01 03:16:51,094 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-01 03:16:51,095 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-01 03:16:51,095 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-01 03:16:51,095 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-01 03:16:51,096 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-01 03:16:51,097 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-01 03:16:51,097 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-01 03:16:51,097 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-01 03:16:51,097 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-01 03:16:51,097 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-01 03:16:51,098 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-01 03:16:51,098 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-01 03:16:51,098 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-01 03:16:51,098 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-01 03:16:51,098 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-01 03:16:51,099 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-01 03:16:51,099 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-01 03:16:51,099 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-01 03:16:51,099 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-01 03:16:51,099 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 03:16:51,100 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-01 03:16:51,100 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-01 03:16:51,100 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-01 03:16:51,100 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-01 03:16:51,100 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-01 03:16:51,101 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-01 03:16:51,101 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-01 03:16:51,143 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-01 03:16:51,157 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-01 03:16:51,160 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-01 03:16:51,162 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-01 03:16:51,163 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-01 03:16:51,164 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_product_WithoutIf.bpl [2018-10-01 03:16:51,164 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_product_WithoutIf.bpl' [2018-10-01 03:16:51,224 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-01 03:16:51,228 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-01 03:16:51,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-01 03:16:51,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-01 03:16:51,230 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-01 03:16:51,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:16:51" (1/1) ... [2018-10-01 03:16:51,266 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:16:51" (1/1) ... [2018-10-01 03:16:51,270 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-01 03:16:51,271 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-01 03:16:51,271 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-01 03:16:51,274 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-01 03:16:51,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-01 03:16:51,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-01 03:16:51,275 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-01 03:16:51,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:16:51" (1/1) ... [2018-10-01 03:16:51,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:16:51" (1/1) ... [2018-10-01 03:16:51,288 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:16:51" (1/1) ... [2018-10-01 03:16:51,288 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:16:51" (1/1) ... [2018-10-01 03:16:51,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:16:51" (1/1) ... [2018-10-01 03:16:51,298 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:16:51" (1/1) ... [2018-10-01 03:16:51,299 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:16:51" (1/1) ... [2018-10-01 03:16:51,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-01 03:16:51,302 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-01 03:16:51,303 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-01 03:16:51,303 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-01 03:16:51,304 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:16:51" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 03:16:51,381 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-10-01 03:16:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-10-01 03:16:51,382 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-10-01 03:16:51,858 INFO L345 CfgBuilder]: Using library mode [2018-10-01 03:16:51,858 INFO L202 PluginConnector]: Adding new model threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 03:16:51 BoogieIcfgContainer [2018-10-01 03:16:51,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-01 03:16:51,859 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-01 03:16:51,859 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-01 03:16:51,871 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-01 03:16:51,872 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "threadpooling_product_WithoutIf.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 03:16:51" (1/1) ... [2018-10-01 03:16:51,886 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-01 03:16:51,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:16:51,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2018-10-01 03:16:51,927 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2018-10-01 03:16:51,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-01 03:16:51,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:16:52,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:16:52,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:16:52,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:16:52,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 20 states and 34 transitions. [2018-10-01 03:16:52,826 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 34 transitions. [2018-10-01 03:16:52,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-01 03:16:52,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:16:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:16:52,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:16:54,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:16:54,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 23 states and 44 transitions. [2018-10-01 03:16:54,036 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 44 transitions. [2018-10-01 03:16:54,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-01 03:16:54,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:16:54,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:16:54,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:16:54,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:16:54,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 25 states and 51 transitions. [2018-10-01 03:16:54,422 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 51 transitions. [2018-10-01 03:16:54,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-01 03:16:54,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:16:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:16:54,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:16:55,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:16:55,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 29 states and 66 transitions. [2018-10-01 03:16:55,590 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 66 transitions. [2018-10-01 03:16:55,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-01 03:16:55,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:16:55,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:16:55,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:16:56,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:16:56,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 31 states and 76 transitions. [2018-10-01 03:16:56,790 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 76 transitions. [2018-10-01 03:16:56,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 03:16:56,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:16:56,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:16:56,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:16:58,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:16:58,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 32 states and 84 transitions. [2018-10-01 03:16:58,184 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 84 transitions. [2018-10-01 03:16:58,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 03:16:58,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:16:58,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:16:58,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:16:58,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:16:58,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 33 states and 92 transitions. [2018-10-01 03:16:58,997 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 92 transitions. [2018-10-01 03:16:58,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:16:58,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:16:59,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:16:59,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:01,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:01,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 37 states and 112 transitions. [2018-10-01 03:17:01,134 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 112 transitions. [2018-10-01 03:17:01,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:01,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:01,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:01,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:02,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:02,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 38 states and 117 transitions. [2018-10-01 03:17:02,626 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 117 transitions. [2018-10-01 03:17:02,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:02,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:02,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:03,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:05,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:05,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 45 states and 148 transitions. [2018-10-01 03:17:05,619 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 148 transitions. [2018-10-01 03:17:05,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:05,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:05,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:05,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:06,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:06,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 49 states and 163 transitions. [2018-10-01 03:17:06,867 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 163 transitions. [2018-10-01 03:17:06,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:06,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:06,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:07,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:08,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:08,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 54 states and 189 transitions. [2018-10-01 03:17:08,984 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 189 transitions. [2018-10-01 03:17:08,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:08,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:08,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:09,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:09,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:09,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 56 states and 192 transitions. [2018-10-01 03:17:09,501 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 192 transitions. [2018-10-01 03:17:09,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:09,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:09,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:09,699 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:11,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:11,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 59 states and 211 transitions. [2018-10-01 03:17:11,291 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 211 transitions. [2018-10-01 03:17:11,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:11,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:11,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:11,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:13,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:13,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 62 states and 225 transitions. [2018-10-01 03:17:13,123 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 225 transitions. [2018-10-01 03:17:13,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:13,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:13,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:13,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:14,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:14,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 63 states and 230 transitions. [2018-10-01 03:17:14,005 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 230 transitions. [2018-10-01 03:17:14,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:14,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:14,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:14,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:16,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:16,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 67 states and 248 transitions. [2018-10-01 03:17:16,943 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 248 transitions. [2018-10-01 03:17:16,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:16,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:16,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:17,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:17,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:17,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 68 states and 255 transitions. [2018-10-01 03:17:17,623 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 255 transitions. [2018-10-01 03:17:17,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:17,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:17,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:18,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:21,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:21,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 72 states and 286 transitions. [2018-10-01 03:17:21,015 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 286 transitions. [2018-10-01 03:17:21,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:21,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:21,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:21,575 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:25,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:25,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 76 states and 319 transitions. [2018-10-01 03:17:25,274 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 319 transitions. [2018-10-01 03:17:25,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:25,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:25,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:25,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:27,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:27,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 79 states and 343 transitions. [2018-10-01 03:17:27,417 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 343 transitions. [2018-10-01 03:17:27,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:27,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:27,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:27,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:28,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:28,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 80 states and 352 transitions. [2018-10-01 03:17:28,226 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 352 transitions. [2018-10-01 03:17:28,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:28,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:28,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:28,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:29,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:29,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 82 states and 356 transitions. [2018-10-01 03:17:29,654 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 356 transitions. [2018-10-01 03:17:29,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:29,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:29,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:30,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:32,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:32,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 85 states and 380 transitions. [2018-10-01 03:17:32,449 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 380 transitions. [2018-10-01 03:17:32,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:32,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:32,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:32,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:34,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:34,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 87 states and 383 transitions. [2018-10-01 03:17:34,086 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 383 transitions. [2018-10-01 03:17:34,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:34,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:34,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:34,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:35,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:35,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 88 states and 390 transitions. [2018-10-01 03:17:35,594 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 390 transitions. [2018-10-01 03:17:35,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:35,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:35,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:35,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:37,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:37,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 90 states and 407 transitions. [2018-10-01 03:17:37,124 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 407 transitions. [2018-10-01 03:17:37,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:37,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:37,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:37,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:38,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:38,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 91 states and 415 transitions. [2018-10-01 03:17:38,587 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 415 transitions. [2018-10-01 03:17:38,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:38,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:38,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:38,758 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:40,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:40,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 93 states and 427 transitions. [2018-10-01 03:17:40,636 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 427 transitions. [2018-10-01 03:17:40,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:40,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:40,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:40,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:43,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:43,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 95 states and 430 transitions. [2018-10-01 03:17:43,123 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 430 transitions. [2018-10-01 03:17:43,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:43,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:43,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:43,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:45,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:45,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 97 states and 458 transitions. [2018-10-01 03:17:45,423 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 458 transitions. [2018-10-01 03:17:45,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:17:45,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:45,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:45,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:48,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:48,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 99 states and 466 transitions. [2018-10-01 03:17:48,038 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 466 transitions. [2018-10-01 03:17:48,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 03:17:48,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:48,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:48,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:49,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:49,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 100 states and 470 transitions. [2018-10-01 03:17:49,007 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 470 transitions. [2018-10-01 03:17:49,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 03:17:49,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:49,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:49,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:53,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:53,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 105 states and 506 transitions. [2018-10-01 03:17:53,846 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 506 transitions. [2018-10-01 03:17:53,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 03:17:53,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:53,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:53,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:55,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:55,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 106 states and 521 transitions. [2018-10-01 03:17:55,132 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 521 transitions. [2018-10-01 03:17:55,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 03:17:55,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:55,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:55,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:17:56,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:17:56,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 107 states and 530 transitions. [2018-10-01 03:17:56,285 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 530 transitions. [2018-10-01 03:17:56,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 03:17:56,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:17:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:17:56,815 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:18:01,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:18:01,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 112 states and 559 transitions. [2018-10-01 03:18:01,200 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 559 transitions. [2018-10-01 03:18:01,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 03:18:01,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:18:01,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:18:01,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:18:06,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:18:06,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 116 states and 586 transitions. [2018-10-01 03:18:06,790 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 586 transitions. [2018-10-01 03:18:06,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 03:18:06,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:18:06,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:18:07,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:18:10,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:18:10,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 118 states and 600 transitions. [2018-10-01 03:18:10,794 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 600 transitions. [2018-10-01 03:18:10,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 03:18:10,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:18:10,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:18:10,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:18:12,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:18:12,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 119 states and 605 transitions. [2018-10-01 03:18:12,086 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 605 transitions. [2018-10-01 03:18:12,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 03:18:12,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:18:12,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:18:12,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:18:13,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:18:13,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 120 states and 613 transitions. [2018-10-01 03:18:13,515 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 613 transitions. [2018-10-01 03:18:13,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 03:18:13,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:18:13,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:18:13,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:18:14,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:18:14,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 121 states and 620 transitions. [2018-10-01 03:18:14,889 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 620 transitions. [2018-10-01 03:18:14,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 03:18:14,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:18:14,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:18:15,428 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:18:18,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:18:18,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 123 states and 642 transitions. [2018-10-01 03:18:18,762 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 642 transitions. [2018-10-01 03:18:18,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 03:18:18,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:18:18,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:18:18,863 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:18:22,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:18:22,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 126 states and 659 transitions. [2018-10-01 03:18:22,437 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 659 transitions. [2018-10-01 03:18:22,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 03:18:22,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:18:22,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:18:22,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:18:29,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:18:29,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 129 states and 688 transitions. [2018-10-01 03:18:29,175 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 688 transitions. [2018-10-01 03:18:29,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 03:18:29,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:18:29,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:18:29,336 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:18:31,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:18:31,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 131 states and 697 transitions. [2018-10-01 03:18:31,845 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 697 transitions. [2018-10-01 03:18:31,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 03:18:31,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:18:31,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:18:31,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:18:33,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:18:33,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 132 states and 703 transitions. [2018-10-01 03:18:33,422 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 703 transitions. [2018-10-01 03:18:33,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 03:18:33,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:18:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:18:33,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:18:36,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:18:36,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 134 states and 713 transitions. [2018-10-01 03:18:36,519 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 713 transitions. [2018-10-01 03:18:36,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 03:18:36,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:18:36,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:18:36,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:18:40,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:18:40,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 137 states and 733 transitions. [2018-10-01 03:18:40,753 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 733 transitions. [2018-10-01 03:18:40,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:18:40,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:18:40,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:18:41,140 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:18:44,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:18:44,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 137 states and 732 transitions. [2018-10-01 03:18:44,151 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 732 transitions. [2018-10-01 03:18:44,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:18:44,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:18:44,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:18:44,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:18:48,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:18:48,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 139 states and 730 transitions. [2018-10-01 03:18:48,453 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 730 transitions. [2018-10-01 03:18:48,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:18:48,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:18:48,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:18:48,736 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:18:54,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:18:54,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 144 states and 777 transitions. [2018-10-01 03:18:54,517 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 777 transitions. [2018-10-01 03:18:54,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:18:54,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:18:54,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:18:54,572 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:18:56,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:18:56,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 145 states and 791 transitions. [2018-10-01 03:18:56,472 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 791 transitions. [2018-10-01 03:18:56,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:18:56,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:18:56,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:18:57,792 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:19:04,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:19:04,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 148 states and 818 transitions. [2018-10-01 03:19:04,451 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 818 transitions. [2018-10-01 03:19:04,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:19:04,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:19:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:19:04,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:19:07,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:19:07,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 149 states and 825 transitions. [2018-10-01 03:19:07,923 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 825 transitions. [2018-10-01 03:19:07,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:19:07,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:19:07,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:19:07,961 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:19:09,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:19:09,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 150 states and 841 transitions. [2018-10-01 03:19:09,732 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 841 transitions. [2018-10-01 03:19:09,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:19:09,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:19:09,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:19:09,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:19:11,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:19:11,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 151 states and 846 transitions. [2018-10-01 03:19:11,170 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 846 transitions. [2018-10-01 03:19:11,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:19:11,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:19:11,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:19:11,188 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:19:13,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:19:13,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 154 states and 872 transitions. [2018-10-01 03:19:13,671 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 872 transitions. [2018-10-01 03:19:13,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:19:13,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:19:13,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:19:14,252 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:19:18,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:19:18,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 156 states and 877 transitions. [2018-10-01 03:19:18,308 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 877 transitions. [2018-10-01 03:19:18,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:19:18,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:19:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:19:18,554 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:19:21,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:19:21,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 157 states and 879 transitions. [2018-10-01 03:19:21,996 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 879 transitions. [2018-10-01 03:19:21,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:19:21,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:19:21,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:19:22,588 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:19:26,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:19:26,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 157 states and 878 transitions. [2018-10-01 03:19:26,012 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 878 transitions. [2018-10-01 03:19:26,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:19:26,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:19:26,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:19:26,375 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:19:33,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:19:33,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 162 states and 924 transitions. [2018-10-01 03:19:33,308 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 924 transitions. [2018-10-01 03:19:33,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:19:33,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:19:33,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:19:34,023 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:19:39,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:19:39,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 165 states and 965 transitions. [2018-10-01 03:19:39,707 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 965 transitions. [2018-10-01 03:19:39,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:19:39,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:19:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:19:41,173 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:19:45,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:19:45,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 165 states and 963 transitions. [2018-10-01 03:19:45,914 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 963 transitions. [2018-10-01 03:19:45,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:19:45,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:19:45,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:19:45,951 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:19:53,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:19:53,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 170 states and 1006 transitions. [2018-10-01 03:19:53,597 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 1006 transitions. [2018-10-01 03:19:53,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:19:53,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:19:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:19:54,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:20:08,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:20:08,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 177 states and 1064 transitions. [2018-10-01 03:20:08,081 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 1064 transitions. [2018-10-01 03:20:08,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:20:08,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:20:08,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:20:08,104 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:20:11,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:20:11,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 179 states and 1084 transitions. [2018-10-01 03:20:11,313 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 1084 transitions. [2018-10-01 03:20:11,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:20:11,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:20:11,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:20:12,353 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:20:18,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:20:18,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 180 states and 1097 transitions. [2018-10-01 03:20:18,169 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 1097 transitions. [2018-10-01 03:20:18,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:20:18,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:20:18,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:20:18,189 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-01 03:20:22,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:20:22,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 180 states and 1090 transitions. [2018-10-01 03:20:22,012 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 1090 transitions. [2018-10-01 03:20:22,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:20:22,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:20:22,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:20:22,023 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:20:25,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:20:25,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 182 states and 1095 transitions. [2018-10-01 03:20:25,929 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 1095 transitions. [2018-10-01 03:20:25,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:20:25,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:20:25,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:20:25,975 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:20:29,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:20:29,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 183 states and 1102 transitions. [2018-10-01 03:20:29,015 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 1102 transitions. [2018-10-01 03:20:29,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:20:29,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:20:29,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:20:29,061 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:20:33,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:20:33,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 185 states and 1107 transitions. [2018-10-01 03:20:33,188 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 1107 transitions. [2018-10-01 03:20:33,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:20:33,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:20:33,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:20:33,199 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:20:35,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:20:35,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 186 states and 1116 transitions. [2018-10-01 03:20:35,696 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 1116 transitions. [2018-10-01 03:20:35,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:20:35,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:20:35,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:20:35,711 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-01 03:20:37,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:20:37,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 187 states and 1122 transitions. [2018-10-01 03:20:37,793 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 1122 transitions. [2018-10-01 03:20:37,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:20:37,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:20:37,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:20:37,821 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:20:43,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:20:43,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 190 states and 1148 transitions. [2018-10-01 03:20:43,120 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 1148 transitions. [2018-10-01 03:20:43,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:20:43,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:20:43,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:20:43,170 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-01 03:20:45,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:20:45,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 191 states and 1158 transitions. [2018-10-01 03:20:45,615 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 1158 transitions. [2018-10-01 03:20:45,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:20:45,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:20:45,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:20:45,625 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:20:49,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:20:49,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 193 states and 1162 transitions. [2018-10-01 03:20:49,138 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 1162 transitions. [2018-10-01 03:20:49,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:20:49,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:20:49,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:20:49,185 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:20:51,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:20:51,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 194 states and 1168 transitions. [2018-10-01 03:20:51,520 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 1168 transitions. [2018-10-01 03:20:51,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:20:51,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:20:51,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:20:51,555 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:20:53,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:20:53,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 195 states and 1179 transitions. [2018-10-01 03:20:53,613 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 1179 transitions. [2018-10-01 03:20:53,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:20:53,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:20:53,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:20:53,813 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:20:58,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:20:58,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 195 states and 1177 transitions. [2018-10-01 03:20:58,373 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 1177 transitions. [2018-10-01 03:20:58,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:20:58,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:20:58,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:20:58,385 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:21:00,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:21:00,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 196 states and 1185 transitions. [2018-10-01 03:21:00,696 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 1185 transitions. [2018-10-01 03:21:00,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:21:00,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:21:00,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:21:01,856 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:21:15,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:21:15,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 203 states and 1233 transitions. [2018-10-01 03:21:15,371 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 1233 transitions. [2018-10-01 03:21:15,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:21:15,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:21:15,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:21:15,391 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:21:20,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:21:20,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 205 states and 1249 transitions. [2018-10-01 03:21:20,072 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 1249 transitions. [2018-10-01 03:21:20,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:21:20,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:21:20,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:21:21,029 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:21:34,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:21:34,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 211 states and 1300 transitions. [2018-10-01 03:21:34,151 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 1300 transitions. [2018-10-01 03:21:34,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:21:34,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:21:34,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:21:34,194 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:21:38,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:21:38,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 213 states and 1304 transitions. [2018-10-01 03:21:38,140 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 1304 transitions. [2018-10-01 03:21:38,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:21:38,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:21:38,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:21:38,483 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:21:42,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:21:42,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 216 states and 1322 transitions. [2018-10-01 03:21:42,453 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 1322 transitions. [2018-10-01 03:21:42,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:21:42,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:21:42,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:21:42,482 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:21:48,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:21:48,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 219 states and 1338 transitions. [2018-10-01 03:21:48,192 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 1338 transitions. [2018-10-01 03:21:48,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:21:48,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:21:48,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:21:48,207 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:21:52,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:21:52,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 221 states and 1341 transitions. [2018-10-01 03:21:52,039 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 1341 transitions. [2018-10-01 03:21:52,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:21:52,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:21:52,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:21:52,064 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:21:56,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:21:56,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 223 states and 1380 transitions. [2018-10-01 03:21:56,928 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 1380 transitions. [2018-10-01 03:21:56,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:21:56,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:21:56,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:21:56,996 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:21:59,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:21:59,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 224 states and 1386 transitions. [2018-10-01 03:21:59,281 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 1386 transitions. [2018-10-01 03:21:59,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:21:59,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:21:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:21:59,309 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:22:01,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:22:01,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 225 states and 1400 transitions. [2018-10-01 03:22:01,846 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 1400 transitions. [2018-10-01 03:22:01,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:22:01,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:22:01,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:22:03,126 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:22:14,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:22:14,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 230 states and 1446 transitions. [2018-10-01 03:22:14,708 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 1446 transitions. [2018-10-01 03:22:14,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:22:14,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:22:14,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:22:15,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:22:21,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:22:21,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 232 states and 1449 transitions. [2018-10-01 03:22:21,339 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 1449 transitions. [2018-10-01 03:22:21,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:22:21,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:22:21,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:22:21,445 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:22:24,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:22:24,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 233 states and 1452 transitions. [2018-10-01 03:22:24,271 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 1452 transitions. [2018-10-01 03:22:24,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:22:24,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:22:24,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:22:25,740 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:22:32,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:22:32,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 235 states and 1458 transitions. [2018-10-01 03:22:32,988 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 1458 transitions. [2018-10-01 03:22:32,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:22:32,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:22:32,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:22:33,105 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:22:35,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:22:35,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 236 states and 1462 transitions. [2018-10-01 03:22:35,764 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 1462 transitions. [2018-10-01 03:22:35,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:22:35,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:22:35,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:22:35,945 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:22:39,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:22:39,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 237 states and 1474 transitions. [2018-10-01 03:22:39,571 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 1474 transitions. [2018-10-01 03:22:39,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:22:39,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:22:39,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:22:39,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:22:43,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:22:43,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 239 states and 1477 transitions. [2018-10-01 03:22:43,526 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 1477 transitions. [2018-10-01 03:22:43,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:22:43,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:22:43,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:22:44,812 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:22:52,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:22:52,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 242 states and 1495 transitions. [2018-10-01 03:22:52,570 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 1495 transitions. [2018-10-01 03:22:52,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:22:52,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:22:52,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:22:52,605 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:22:55,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:22:55,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 243 states and 1497 transitions. [2018-10-01 03:22:55,193 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 1497 transitions. [2018-10-01 03:22:55,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:22:55,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:22:55,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:22:55,446 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:22:59,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:22:59,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 244 states and 1500 transitions. [2018-10-01 03:22:59,341 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 1500 transitions. [2018-10-01 03:22:59,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:22:59,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:22:59,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:23:00,681 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:23:03,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:23:03,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 245 states and 1504 transitions. [2018-10-01 03:23:03,538 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 1504 transitions. [2018-10-01 03:23:03,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:23:03,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:23:03,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:23:03,560 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:23:06,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:23:06,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 246 states and 1520 transitions. [2018-10-01 03:23:06,570 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 1520 transitions. [2018-10-01 03:23:06,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:23:06,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:23:06,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:23:08,434 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:23:24,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:23:24,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 252 states and 1572 transitions. [2018-10-01 03:23:24,546 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 1572 transitions. [2018-10-01 03:23:24,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:23:24,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:23:24,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:23:25,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:23:33,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:23:33,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 256 states and 1596 transitions. [2018-10-01 03:23:33,941 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 1596 transitions. [2018-10-01 03:23:33,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:23:33,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:23:33,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:23:33,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:23:36,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:23:36,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 257 states and 1610 transitions. [2018-10-01 03:23:36,295 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 1610 transitions. [2018-10-01 03:23:36,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:23:36,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:23:36,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:23:36,328 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:23:43,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:23:43,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 260 states and 1641 transitions. [2018-10-01 03:23:43,364 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 1641 transitions. [2018-10-01 03:23:43,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:23:43,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:23:43,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:23:43,406 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:23:46,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:23:46,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 261 states and 1645 transitions. [2018-10-01 03:23:46,016 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 1645 transitions. [2018-10-01 03:23:46,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:23:46,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:23:46,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:23:48,560 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:23:52,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:23:52,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 262 states and 1651 transitions. [2018-10-01 03:23:52,466 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 1651 transitions. [2018-10-01 03:23:52,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:23:52,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:23:52,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:23:52,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:23:57,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:23:57,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 264 states and 1659 transitions. [2018-10-01 03:23:57,773 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 1659 transitions. [2018-10-01 03:23:57,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:23:57,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:23:57,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:23:57,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:24:00,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:24:00,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 265 states and 1660 transitions. [2018-10-01 03:24:00,818 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 1660 transitions. [2018-10-01 03:24:00,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:24:00,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:24:00,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:24:01,407 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:24:07,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:24:07,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 267 states and 1668 transitions. [2018-10-01 03:24:07,241 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 1668 transitions. [2018-10-01 03:24:07,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:24:07,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:24:07,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:24:07,427 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:24:10,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:24:10,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 268 states and 1670 transitions. [2018-10-01 03:24:10,538 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 1670 transitions. [2018-10-01 03:24:10,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:24:10,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:24:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:24:11,228 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:24:23,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:24:23,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 272 states and 1699 transitions. [2018-10-01 03:24:23,424 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 1699 transitions. [2018-10-01 03:24:23,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:24:23,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:24:23,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:24:24,290 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:24:41,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:24:41,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 278 states and 1724 transitions. [2018-10-01 03:24:41,996 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 1724 transitions. [2018-10-01 03:24:41,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:24:41,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:24:41,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:24:42,821 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:24:47,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:24:47,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 280 states and 1730 transitions. [2018-10-01 03:24:47,992 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 1730 transitions. [2018-10-01 03:24:47,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:24:47,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:24:47,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:24:48,454 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:24:51,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:24:51,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 281 states and 1734 transitions. [2018-10-01 03:24:51,626 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 1734 transitions. [2018-10-01 03:24:51,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:24:51,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:24:51,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:24:51,662 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-01 03:25:00,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:25:00,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 284 states and 1742 transitions. [2018-10-01 03:25:00,694 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 1742 transitions. [2018-10-01 03:25:00,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:25:00,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:25:00,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:25:01,255 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:25:15,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:25:15,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1778 states to 288 states and 1778 transitions. [2018-10-01 03:25:15,796 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 1778 transitions. [2018-10-01 03:25:15,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:25:15,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:25:15,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:25:15,846 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-01 03:25:19,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:25:19,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 289 states and 1788 transitions. [2018-10-01 03:25:19,148 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 1788 transitions. [2018-10-01 03:25:19,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:25:19,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:25:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:25:19,166 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:25:22,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:25:22,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 290 states and 1791 transitions. [2018-10-01 03:25:22,758 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 1791 transitions. [2018-10-01 03:25:22,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:25:22,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:25:22,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:25:22,814 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:25:26,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:25:26,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 291 states and 1794 transitions. [2018-10-01 03:25:26,133 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 1794 transitions. [2018-10-01 03:25:26,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:25:26,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:25:26,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:25:26,143 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:25:29,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:25:29,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 292 states and 1799 transitions. [2018-10-01 03:25:29,400 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 1799 transitions. [2018-10-01 03:25:29,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:25:29,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:25:29,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:25:29,412 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:25:32,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:25:32,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 293 states and 1803 transitions. [2018-10-01 03:25:32,815 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 1803 transitions. [2018-10-01 03:25:32,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:25:32,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:25:32,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:25:32,828 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:25:39,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:25:39,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1839 states to 296 states and 1839 transitions. [2018-10-01 03:25:39,656 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 1839 transitions. [2018-10-01 03:25:39,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:25:39,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:25:39,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:25:39,694 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:25:42,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:25:42,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 297 states and 1846 transitions. [2018-10-01 03:25:42,714 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 1846 transitions. [2018-10-01 03:25:42,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:25:42,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:25:42,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:25:42,849 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:25:45,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:25:45,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 298 states and 1853 transitions. [2018-10-01 03:25:45,847 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 1853 transitions. [2018-10-01 03:25:45,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:25:45,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:25:45,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:25:48,111 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:26:09,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:26:09,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 304 states and 1911 transitions. [2018-10-01 03:26:09,649 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 1911 transitions. [2018-10-01 03:26:09,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:26:09,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:26:09,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:26:09,681 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:26:17,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:26:17,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 307 states and 1931 transitions. [2018-10-01 03:26:17,752 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 1931 transitions. [2018-10-01 03:26:17,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:26:17,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:26:17,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:26:17,767 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:26:23,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:26:23,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 309 states and 1949 transitions. [2018-10-01 03:26:23,298 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 1949 transitions. [2018-10-01 03:26:23,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:26:23,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:26:23,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:26:23,381 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:26:38,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:26:38,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 314 states and 2000 transitions. [2018-10-01 03:26:38,245 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 2000 transitions. [2018-10-01 03:26:38,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:26:38,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:26:38,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:26:38,316 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:26:44,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:26:44,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 314 states and 1999 transitions. [2018-10-01 03:26:44,782 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 1999 transitions. [2018-10-01 03:26:44,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:26:44,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:26:44,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:26:44,807 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:26:48,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:26:48,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 315 states and 2006 transitions. [2018-10-01 03:26:48,364 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 2006 transitions. [2018-10-01 03:26:48,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:26:48,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:26:48,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:26:48,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:26:54,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:26:54,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2010 states to 317 states and 2010 transitions. [2018-10-01 03:26:54,509 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 2010 transitions. [2018-10-01 03:26:54,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:26:54,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:26:54,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:26:54,559 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:27:04,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:27:04,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 319 states and 2014 transitions. [2018-10-01 03:27:04,510 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 2014 transitions. [2018-10-01 03:27:04,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:27:04,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:27:04,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:27:05,050 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:27:25,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:27:25,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 325 states and 2068 transitions. [2018-10-01 03:27:25,384 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 2068 transitions. [2018-10-01 03:27:25,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:27:25,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:27:25,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:27:25,396 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-01 03:27:28,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:27:28,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2072 states to 326 states and 2072 transitions. [2018-10-01 03:27:28,985 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 2072 transitions. [2018-10-01 03:27:28,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:27:28,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:27:28,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:27:28,996 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-01 03:27:32,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:27:32,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 327 states and 2077 transitions. [2018-10-01 03:27:32,499 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 2077 transitions. [2018-10-01 03:27:32,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:27:32,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:27:32,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:27:32,514 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:27:42,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:27:42,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 330 states and 2096 transitions. [2018-10-01 03:27:42,674 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 2096 transitions. [2018-10-01 03:27:42,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:27:42,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:27:42,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:27:42,685 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-01 03:27:46,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:27:46,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2103 states to 331 states and 2103 transitions. [2018-10-01 03:27:46,735 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 2103 transitions. [2018-10-01 03:27:46,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:27:46,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:27:46,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:27:46,763 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:28:00,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:28:00,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2169 states to 335 states and 2169 transitions. [2018-10-01 03:28:00,527 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 2169 transitions. [2018-10-01 03:28:00,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:28:00,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:28:00,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:28:01,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:28:08,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:28:08,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 337 states and 2189 transitions. [2018-10-01 03:28:08,356 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 2189 transitions. [2018-10-01 03:28:08,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:28:08,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:28:08,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:28:08,581 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-01 03:28:15,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:28:15,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 339 states and 2195 transitions. [2018-10-01 03:28:15,890 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 2195 transitions. [2018-10-01 03:28:15,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:28:15,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:28:15,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:28:17,953 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:28:33,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:28:33,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2239 states to 343 states and 2239 transitions. [2018-10-01 03:28:33,205 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 2239 transitions. [2018-10-01 03:28:33,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:28:33,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:28:33,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:28:36,060 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:28:48,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:28:48,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 346 states and 2255 transitions. [2018-10-01 03:28:48,001 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 2255 transitions. [2018-10-01 03:28:48,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:28:48,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:28:48,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:28:50,090 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:29:02,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:29:02,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 349 states and 2278 transitions. [2018-10-01 03:29:02,559 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 2278 transitions. [2018-10-01 03:29:02,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:29:02,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:29:02,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:29:02,713 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:29:15,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:29:15,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2309 states to 353 states and 2309 transitions. [2018-10-01 03:29:15,981 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 2309 transitions. [2018-10-01 03:29:15,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:29:15,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:29:15,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:29:16,041 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:29:31,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:29:31,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 357 states and 2365 transitions. [2018-10-01 03:29:31,368 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 2365 transitions. [2018-10-01 03:29:31,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:29:31,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:29:31,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:29:31,434 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:29:39,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:29:39,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2377 states to 359 states and 2377 transitions. [2018-10-01 03:29:39,226 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 2377 transitions. [2018-10-01 03:29:39,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:29:39,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:29:39,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:29:39,247 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:29:48,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:29:48,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 361 states and 2406 transitions. [2018-10-01 03:29:48,225 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 2406 transitions. [2018-10-01 03:29:48,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:29:48,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:29:48,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:29:48,276 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:29:52,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:29:52,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2411 states to 362 states and 2411 transitions. [2018-10-01 03:29:52,237 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 2411 transitions. [2018-10-01 03:29:52,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:29:52,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:29:52,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:29:52,310 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:29:56,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:29:56,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 363 states and 2418 transitions. [2018-10-01 03:29:56,339 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 2418 transitions. [2018-10-01 03:29:56,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:29:56,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:29:56,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:29:56,600 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:30:06,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:30:06,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2443 states to 366 states and 2443 transitions. [2018-10-01 03:30:06,734 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 2443 transitions. [2018-10-01 03:30:06,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:30:06,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:30:06,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:30:06,810 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:30:11,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:30:11,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 367 states and 2458 transitions. [2018-10-01 03:30:11,032 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 2458 transitions. [2018-10-01 03:30:11,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:30:11,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:30:11,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:30:11,092 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:30:24,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:30:24,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2481 states to 370 states and 2481 transitions. [2018-10-01 03:30:24,575 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 2481 transitions. [2018-10-01 03:30:24,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:30:24,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:30:24,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:30:26,472 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:30:32,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:30:32,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 370 states and 2476 transitions. [2018-10-01 03:30:32,901 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 2476 transitions. [2018-10-01 03:30:32,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:30:32,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:30:32,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:30:32,937 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown