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/toy/tooDifficultLoopInvariant/NeonAngel01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-133090d [2018-10-04 10:51:47,844 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 10:51:47,846 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 10:51:47,864 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 10:51:47,864 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 10:51:47,865 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 10:51:47,866 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 10:51:47,869 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 10:51:47,871 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 10:51:47,873 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 10:51:47,874 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 10:51:47,874 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 10:51:47,877 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 10:51:47,878 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 10:51:47,879 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 10:51:47,880 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 10:51:47,880 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 10:51:47,882 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 10:51:47,891 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 10:51:47,896 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 10:51:47,897 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 10:51:47,900 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 10:51:47,906 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 10:51:47,907 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 10:51:47,907 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 10:51:47,908 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 10:51:47,909 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 10:51:47,909 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 10:51:47,910 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 10:51:47,911 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 10:51:47,911 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 10:51:47,912 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 10:51:47,912 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 10:51:47,913 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 10:51:47,913 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 10:51:47,914 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 10:51:47,914 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 [2018-10-04 10:51:47,938 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 10:51:47,939 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 10:51:47,942 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 10:51:47,943 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 10:51:47,944 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 10:51:47,944 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 10:51:47,945 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 10:51:47,945 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 10:51:47,945 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 10:51:47,945 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 10:51:47,946 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 10:51:47,947 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 10:51:47,947 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 10:51:47,947 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 10:51:47,947 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 10:51:47,948 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 10:51:47,948 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 10:51:47,948 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 10:51:47,948 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 10:51:47,948 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 10:51:47,950 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 10:51:47,950 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 10:51:47,950 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 10:51:47,951 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 10:51:47,951 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 10:51:47,951 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 10:51:47,951 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 10:51:47,951 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 10:51:47,952 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 10:51:47,952 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 10:51:48,020 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 10:51:48,036 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 10:51:48,042 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 10:51:48,043 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 10:51:48,044 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 10:51:48,045 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/NeonAngel01.bpl [2018-10-04 10:51:48,045 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/NeonAngel01.bpl' [2018-10-04 10:51:48,096 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 10:51:48,098 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 10:51:48,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 10:51:48,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 10:51:48,100 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 10:51:48,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:51:48" (1/1) ... [2018-10-04 10:51:48,133 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:51:48" (1/1) ... [2018-10-04 10:51:48,138 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-04 10:51:48,138 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-04 10:51:48,139 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-04 10:51:48,141 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 10:51:48,142 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 10:51:48,142 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 10:51:48,142 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 10:51:48,153 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:51:48" (1/1) ... [2018-10-04 10:51:48,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:51:48" (1/1) ... [2018-10-04 10:51:48,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:51:48" (1/1) ... [2018-10-04 10:51:48,154 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:51:48" (1/1) ... [2018-10-04 10:51:48,156 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:51:48" (1/1) ... [2018-10-04 10:51:48,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:51:48" (1/1) ... [2018-10-04 10:51:48,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:51:48" (1/1) ... [2018-10-04 10:51:48,164 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 10:51:48,165 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 10:51:48,165 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 10:51:48,165 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 10:51:48,166 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:51:48" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 10:51:48,240 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-10-04 10:51:48,241 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-04 10:51:48,241 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-04 10:51:48,466 INFO L338 CfgBuilder]: Using library mode [2018-10-04 10:51:48,467 INFO L202 PluginConnector]: Adding new model NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 10:51:48 BoogieIcfgContainer [2018-10-04 10:51:48,467 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 10:51:48,468 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 10:51:48,468 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 10:51:48,480 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 10:51:48,481 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 10:51:48" (1/1) ... [2018-10-04 10:51:48,497 INFO L104 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 10:51:48,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:48,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-04 10:51:48,541 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-04 10:51:48,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 10:51:48,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:48,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:48,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:48,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:48,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-04 10:51:48,966 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-04 10:51:48,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 10:51:48,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:48,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:49,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:49,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:49,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 8 states and 12 transitions. [2018-10-04 10:51:49,209 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 12 transitions. [2018-10-04 10:51:49,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 10:51:49,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:49,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:49,312 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:49,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:49,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 9 states and 14 transitions. [2018-10-04 10:51:49,700 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 14 transitions. [2018-10-04 10:51:49,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:51:49,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:49,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:49,751 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:50,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:50,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 10 states and 16 transitions. [2018-10-04 10:51:50,012 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 16 transitions. [2018-10-04 10:51:50,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 10:51:50,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:50,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:50,082 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:50,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:50,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2018-10-04 10:51:50,735 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2018-10-04 10:51:50,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 10:51:50,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:50,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:50,850 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:51,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:51,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 12 states and 20 transitions. [2018-10-04 10:51:51,042 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 20 transitions. [2018-10-04 10:51:51,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 10:51:51,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:51,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:51,143 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:51,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:51,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 13 states and 22 transitions. [2018-10-04 10:51:51,340 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 22 transitions. [2018-10-04 10:51:51,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 10:51:51,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:51,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:51,469 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:51,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:51,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 14 states and 24 transitions. [2018-10-04 10:51:51,690 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 24 transitions. [2018-10-04 10:51:51,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 10:51:51,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:51,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:51,790 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:51,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:51,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 15 states and 26 transitions. [2018-10-04 10:51:51,968 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 26 transitions. [2018-10-04 10:51:51,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 10:51:51,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:52,075 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:52,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:52,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 16 states and 28 transitions. [2018-10-04 10:51:52,317 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 28 transitions. [2018-10-04 10:51:52,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 10:51:52,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:52,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:52,416 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:53,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:53,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 17 states and 30 transitions. [2018-10-04 10:51:53,066 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 30 transitions. [2018-10-04 10:51:53,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 10:51:53,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:53,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:53,173 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:53,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:53,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 18 states and 32 transitions. [2018-10-04 10:51:53,644 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 32 transitions. [2018-10-04 10:51:53,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-04 10:51:53,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:53,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:53,898 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:54,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:54,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 19 states and 34 transitions. [2018-10-04 10:51:54,299 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 34 transitions. [2018-10-04 10:51:54,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 10:51:54,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:54,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:54,382 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:54,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:54,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 20 states and 36 transitions. [2018-10-04 10:51:54,553 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 36 transitions. [2018-10-04 10:51:54,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-04 10:51:54,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:54,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:54,968 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:55,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:55,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 21 states and 38 transitions. [2018-10-04 10:51:55,155 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 38 transitions. [2018-10-04 10:51:55,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 10:51:55,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:55,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:55,245 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:55,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:55,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 22 states and 40 transitions. [2018-10-04 10:51:55,476 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 40 transitions. [2018-10-04 10:51:55,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-04 10:51:55,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:55,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:55,582 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:55,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:55,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 23 states and 42 transitions. [2018-10-04 10:51:55,800 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 42 transitions. [2018-10-04 10:51:55,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 10:51:55,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:55,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:55,965 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:56,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:56,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 24 states and 44 transitions. [2018-10-04 10:51:56,173 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 44 transitions. [2018-10-04 10:51:56,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-04 10:51:56,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:56,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:56,386 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:56,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:56,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 25 states and 46 transitions. [2018-10-04 10:51:56,798 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 46 transitions. [2018-10-04 10:51:56,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 10:51:56,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:56,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:56,960 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:57,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:57,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 26 states and 48 transitions. [2018-10-04 10:51:57,226 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 48 transitions. [2018-10-04 10:51:57,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-04 10:51:57,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:57,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:57,339 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:57,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:57,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 27 states and 50 transitions. [2018-10-04 10:51:57,551 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 50 transitions. [2018-10-04 10:51:57,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 10:51:57,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:57,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:57,832 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:58,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:58,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 28 states and 52 transitions. [2018-10-04 10:51:58,189 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 52 transitions. [2018-10-04 10:51:58,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-04 10:51:58,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:58,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:58,289 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:58,666 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 25 new depth: 24 [2018-10-04 10:51:58,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:58,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 54 transitions. [2018-10-04 10:51:58,686 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 54 transitions. [2018-10-04 10:51:58,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 10:51:58,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:58,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:58,802 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:59,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:59,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 30 states and 56 transitions. [2018-10-04 10:51:59,075 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 56 transitions. [2018-10-04 10:51:59,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-04 10:51:59,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:59,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:59,189 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:59,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:59,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 31 states and 58 transitions. [2018-10-04 10:51:59,411 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 58 transitions. [2018-10-04 10:51:59,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 10:51:59,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:59,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:00,251 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:00,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:00,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 32 states and 60 transitions. [2018-10-04 10:52:00,510 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 60 transitions. [2018-10-04 10:52:00,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-04 10:52:00,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:00,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:00,818 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:01,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:01,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 33 states and 62 transitions. [2018-10-04 10:52:01,065 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 62 transitions. [2018-10-04 10:52:01,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 10:52:01,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:01,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:01,476 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:02,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:02,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 34 states and 64 transitions. [2018-10-04 10:52:02,192 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 64 transitions. [2018-10-04 10:52:02,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-04 10:52:02,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:02,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:03,295 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:03,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:03,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 35 states and 66 transitions. [2018-10-04 10:52:03,984 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 66 transitions. [2018-10-04 10:52:03,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 10:52:03,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:03,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:04,122 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:04,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:04,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 36 states and 68 transitions. [2018-10-04 10:52:04,421 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 68 transitions. [2018-10-04 10:52:04,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-04 10:52:04,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:04,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:04,669 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:04,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:04,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2018-10-04 10:52:04,950 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2018-10-04 10:52:04,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 10:52:04,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:04,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:05,110 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:05,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:05,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 72 transitions. [2018-10-04 10:52:05,856 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 72 transitions. [2018-10-04 10:52:05,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-04 10:52:05,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:05,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:06,224 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:06,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:06,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 39 states and 74 transitions. [2018-10-04 10:52:06,622 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 74 transitions. [2018-10-04 10:52:06,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 10:52:06,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:06,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:06,995 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:07,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:07,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 40 states and 76 transitions. [2018-10-04 10:52:07,282 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 76 transitions. [2018-10-04 10:52:07,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-04 10:52:07,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:07,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:07,485 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:07,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:07,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 41 states and 78 transitions. [2018-10-04 10:52:07,786 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 78 transitions. [2018-10-04 10:52:07,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 10:52:07,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:07,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:07,942 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:08,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:08,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 42 states and 80 transitions. [2018-10-04 10:52:08,246 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2018-10-04 10:52:08,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-04 10:52:08,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:08,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:08,491 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:08,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:08,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 43 states and 82 transitions. [2018-10-04 10:52:08,805 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 82 transitions. [2018-10-04 10:52:08,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 10:52:08,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:08,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:08,978 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:09,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:09,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 44 states and 84 transitions. [2018-10-04 10:52:09,370 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 84 transitions. [2018-10-04 10:52:09,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-04 10:52:09,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:09,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:09,525 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:09,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:09,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 45 states and 86 transitions. [2018-10-04 10:52:09,896 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 86 transitions. [2018-10-04 10:52:09,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 10:52:09,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:09,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:10,098 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:10,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:10,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 46 states and 88 transitions. [2018-10-04 10:52:10,509 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 88 transitions. [2018-10-04 10:52:10,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-04 10:52:10,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:10,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:10,651 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:11,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:11,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 47 states and 90 transitions. [2018-10-04 10:52:11,995 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 90 transitions. [2018-10-04 10:52:11,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 10:52:11,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:12,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:12,539 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:12,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:12,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 48 states and 92 transitions. [2018-10-04 10:52:12,871 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 92 transitions. [2018-10-04 10:52:12,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-04 10:52:12,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:12,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:13,252 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 44 new depth: 44 [2018-10-04 10:52:13,255 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:13,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:13,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 49 states and 94 transitions. [2018-10-04 10:52:13,603 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 94 transitions. [2018-10-04 10:52:13,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 10:52:13,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:13,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:14,949 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:16,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:16,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 50 states and 96 transitions. [2018-10-04 10:52:16,105 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 96 transitions. [2018-10-04 10:52:16,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-04 10:52:16,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:16,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:16,360 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:16,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:16,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 51 states and 98 transitions. [2018-10-04 10:52:16,744 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 98 transitions. [2018-10-04 10:52:16,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 10:52:16,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:16,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:17,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:17,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:17,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 52 states and 100 transitions. [2018-10-04 10:52:17,635 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 100 transitions. [2018-10-04 10:52:17,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 10:52:17,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:17,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:18,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:18,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:18,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 53 states and 102 transitions. [2018-10-04 10:52:18,553 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 102 transitions. [2018-10-04 10:52:18,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 10:52:18,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:18,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:18,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:19,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:19,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 54 states and 104 transitions. [2018-10-04 10:52:19,197 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 104 transitions. [2018-10-04 10:52:19,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 10:52:19,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:19,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:19,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:19,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:19,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 55 states and 106 transitions. [2018-10-04 10:52:19,878 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 106 transitions. [2018-10-04 10:52:19,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 10:52:19,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:19,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:20,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:20,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:20,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 56 states and 108 transitions. [2018-10-04 10:52:20,561 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 108 transitions. [2018-10-04 10:52:20,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-04 10:52:20,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:20,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:20,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:21,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:21,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 57 states and 110 transitions. [2018-10-04 10:52:21,193 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 110 transitions. [2018-10-04 10:52:21,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 10:52:21,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:21,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:21,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:22,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:22,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 58 states and 112 transitions. [2018-10-04 10:52:22,036 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 112 transitions. [2018-10-04 10:52:22,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 10:52:22,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:22,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:22,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:22,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:22,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 59 states and 114 transitions. [2018-10-04 10:52:22,902 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 114 transitions. [2018-10-04 10:52:22,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 10:52:22,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:22,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:23,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:23,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:23,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 60 states and 116 transitions. [2018-10-04 10:52:23,672 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 116 transitions. [2018-10-04 10:52:23,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 10:52:23,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:23,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:23,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:24,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:24,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 61 states and 118 transitions. [2018-10-04 10:52:24,397 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 118 transitions. [2018-10-04 10:52:24,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 10:52:24,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:24,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:24,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:25,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:25,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 62 states and 120 transitions. [2018-10-04 10:52:25,063 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 120 transitions. [2018-10-04 10:52:25,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 10:52:25,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:25,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:25,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:25,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:25,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 63 states and 122 transitions. [2018-10-04 10:52:25,889 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 122 transitions. [2018-10-04 10:52:25,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 10:52:25,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:25,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:26,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:26,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:26,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 64 states and 124 transitions. [2018-10-04 10:52:26,791 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 124 transitions. [2018-10-04 10:52:26,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 10:52:26,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:27,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:27,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:27,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 65 states and 126 transitions. [2018-10-04 10:52:27,885 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 126 transitions. [2018-10-04 10:52:27,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 10:52:27,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:27,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:28,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:28,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:28,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 66 states and 128 transitions. [2018-10-04 10:52:28,804 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 128 transitions. [2018-10-04 10:52:28,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-04 10:52:28,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:28,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:29,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:29,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 67 states and 130 transitions. [2018-10-04 10:52:29,479 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 130 transitions. [2018-10-04 10:52:29,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 10:52:29,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:29,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:30,752 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 63 new depth: 63 [2018-10-04 10:52:30,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:31,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:31,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 68 states and 132 transitions. [2018-10-04 10:52:31,268 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 132 transitions. [2018-10-04 10:52:31,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-04 10:52:31,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:31,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:31,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:37,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:37,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 69 states and 134 transitions. [2018-10-04 10:52:37,799 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 134 transitions. [2018-10-04 10:52:37,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-04 10:52:37,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:37,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:40,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:40,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:40,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 70 states and 136 transitions. [2018-10-04 10:52:40,547 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 136 transitions. [2018-10-04 10:52:40,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-04 10:52:40,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:40,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:40,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:41,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:41,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 71 states and 138 transitions. [2018-10-04 10:52:41,410 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 138 transitions. [2018-10-04 10:52:41,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-04 10:52:41,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:41,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:41,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:42,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:42,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 72 states and 140 transitions. [2018-10-04 10:52:42,106 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 140 transitions. [2018-10-04 10:52:42,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-04 10:52:42,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:42,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:42,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:43,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:43,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 73 states and 142 transitions. [2018-10-04 10:52:43,090 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 142 transitions. [2018-10-04 10:52:43,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-04 10:52:43,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:43,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:43,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:43,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:43,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 74 states and 144 transitions. [2018-10-04 10:52:43,929 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 144 transitions. [2018-10-04 10:52:43,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-04 10:52:43,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:43,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:44,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:44,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:44,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 75 states and 146 transitions. [2018-10-04 10:52:44,750 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 146 transitions. [2018-10-04 10:52:44,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-04 10:52:44,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:44,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:44,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:45,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:45,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 76 states and 148 transitions. [2018-10-04 10:52:45,517 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 148 transitions. [2018-10-04 10:52:45,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-04 10:52:45,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:45,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:45,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:46,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:46,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 77 states and 150 transitions. [2018-10-04 10:52:46,352 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 150 transitions. [2018-10-04 10:52:46,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-04 10:52:46,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:46,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:46,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:47,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:47,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 78 states and 152 transitions. [2018-10-04 10:52:47,259 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 152 transitions. [2018-10-04 10:52:47,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-04 10:52:47,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:47,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:47,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:48,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:48,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 79 states and 154 transitions. [2018-10-04 10:52:48,420 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 154 transitions. [2018-10-04 10:52:48,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-04 10:52:48,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:48,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:48,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:49,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:49,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 80 states and 156 transitions. [2018-10-04 10:52:49,219 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 156 transitions. [2018-10-04 10:52:49,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-04 10:52:49,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:49,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:49,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:49,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:49,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 81 states and 158 transitions. [2018-10-04 10:52:49,998 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 158 transitions. [2018-10-04 10:52:49,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-04 10:52:49,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:50,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:50,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:50,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:50,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 82 states and 160 transitions. [2018-10-04 10:52:50,818 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 160 transitions. [2018-10-04 10:52:50,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-04 10:52:50,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:50,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:51,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:51,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:51,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 83 states and 162 transitions. [2018-10-04 10:52:51,614 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 162 transitions. [2018-10-04 10:52:51,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-04 10:52:51,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:51,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:51,802 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:52,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:52,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 84 states and 164 transitions. [2018-10-04 10:52:52,432 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 164 transitions. [2018-10-04 10:52:52,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-04 10:52:52,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:52,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:52,697 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:53,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:53,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 85 states and 166 transitions. [2018-10-04 10:52:53,536 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 166 transitions. [2018-10-04 10:52:53,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-04 10:52:53,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:53,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:53,948 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:54,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:54,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 86 states and 168 transitions. [2018-10-04 10:52:54,599 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 168 transitions. [2018-10-04 10:52:54,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-04 10:52:54,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:54,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:54,830 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:55,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:55,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 87 states and 170 transitions. [2018-10-04 10:52:55,490 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 170 transitions. [2018-10-04 10:52:55,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-04 10:52:55,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:55,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:55,932 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:56,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:56,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 88 states and 172 transitions. [2018-10-04 10:52:56,580 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 172 transitions. [2018-10-04 10:52:56,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-04 10:52:56,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:56,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:56,941 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:57,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:57,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 89 states and 174 transitions. [2018-10-04 10:52:57,592 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 174 transitions. [2018-10-04 10:52:57,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-04 10:52:57,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:57,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:58,901 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 85 new depth: 85 [2018-10-04 10:52:58,913 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:52:59,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:59,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 90 states and 176 transitions. [2018-10-04 10:52:59,685 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 176 transitions. [2018-10-04 10:52:59,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-04 10:52:59,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:59,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:59,972 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:00,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:00,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 91 states and 178 transitions. [2018-10-04 10:53:00,639 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 178 transitions. [2018-10-04 10:53:00,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-04 10:53:00,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:00,852 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:01,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:01,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 92 states and 180 transitions. [2018-10-04 10:53:01,595 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 180 transitions. [2018-10-04 10:53:01,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-04 10:53:01,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:01,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:01,805 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:02,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:02,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 93 states and 182 transitions. [2018-10-04 10:53:02,502 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 182 transitions. [2018-10-04 10:53:02,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-04 10:53:02,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:02,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:02,735 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:03,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:03,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 94 states and 184 transitions. [2018-10-04 10:53:03,462 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 184 transitions. [2018-10-04 10:53:03,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-04 10:53:03,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:03,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:03,692 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:04,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:04,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 95 states and 186 transitions. [2018-10-04 10:53:04,469 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 186 transitions. [2018-10-04 10:53:04,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-04 10:53:04,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:04,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:04,788 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:05,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:05,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 96 states and 188 transitions. [2018-10-04 10:53:05,542 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 188 transitions. [2018-10-04 10:53:05,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-04 10:53:05,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:05,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:05,872 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:06,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:06,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 97 states and 190 transitions. [2018-10-04 10:53:06,638 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 190 transitions. [2018-10-04 10:53:06,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-04 10:53:06,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:06,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:06,878 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:07,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:07,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 98 states and 192 transitions. [2018-10-04 10:53:07,638 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 192 transitions. [2018-10-04 10:53:07,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-04 10:53:07,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:07,931 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:08,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:08,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 99 states and 194 transitions. [2018-10-04 10:53:08,720 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 194 transitions. [2018-10-04 10:53:08,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-04 10:53:08,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:08,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:08,955 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:09,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:09,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 100 states and 196 transitions. [2018-10-04 10:53:09,711 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 196 transitions. [2018-10-04 10:53:09,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-04 10:53:09,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:09,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:10,004 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:10,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:10,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 101 states and 198 transitions. [2018-10-04 10:53:10,778 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 198 transitions. [2018-10-04 10:53:10,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-04 10:53:10,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:10,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:11,025 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:11,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:11,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 102 states and 200 transitions. [2018-10-04 10:53:11,805 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 200 transitions. [2018-10-04 10:53:11,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-04 10:53:11,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:11,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:12,090 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:12,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:12,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 103 states and 202 transitions. [2018-10-04 10:53:12,884 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 202 transitions. [2018-10-04 10:53:12,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-04 10:53:12,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:12,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:13,148 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:13,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:13,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 104 states and 204 transitions. [2018-10-04 10:53:13,984 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 204 transitions. [2018-10-04 10:53:13,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-04 10:53:13,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:14,235 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:15,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:15,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 105 states and 206 transitions. [2018-10-04 10:53:15,023 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 206 transitions. [2018-10-04 10:53:15,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-04 10:53:15,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:15,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:15,299 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:16,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:16,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 106 states and 208 transitions. [2018-10-04 10:53:16,160 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 208 transitions. [2018-10-04 10:53:16,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-04 10:53:16,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:16,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:16,440 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:17,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:17,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 107 states and 210 transitions. [2018-10-04 10:53:17,255 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 210 transitions. [2018-10-04 10:53:17,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-04 10:53:17,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:17,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:17,541 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:18,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:18,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 108 states and 212 transitions. [2018-10-04 10:53:18,377 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 212 transitions. [2018-10-04 10:53:18,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-04 10:53:18,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:18,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:18,702 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:19,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:19,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 109 states and 214 transitions. [2018-10-04 10:53:19,578 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 214 transitions. [2018-10-04 10:53:19,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-04 10:53:19,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:19,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:19,889 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:20,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:20,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 110 states and 216 transitions. [2018-10-04 10:53:20,773 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 216 transitions. [2018-10-04 10:53:20,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-04 10:53:20,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:20,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:21,758 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 106 new depth: 106 [2018-10-04 10:53:21,777 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:22,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:22,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 111 states and 218 transitions. [2018-10-04 10:53:22,631 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 218 transitions. [2018-10-04 10:53:22,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-04 10:53:22,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:22,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:22,909 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:23,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:23,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 112 states and 220 transitions. [2018-10-04 10:53:23,834 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 220 transitions. [2018-10-04 10:53:23,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-04 10:53:23,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:23,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:24,123 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:25,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:25,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 113 states and 222 transitions. [2018-10-04 10:53:25,047 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 222 transitions. [2018-10-04 10:53:25,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-04 10:53:25,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:25,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:25,332 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:26,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:26,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 114 states and 224 transitions. [2018-10-04 10:53:26,203 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 224 transitions. [2018-10-04 10:53:26,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-04 10:53:26,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:26,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:26,496 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:27,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:27,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 115 states and 226 transitions. [2018-10-04 10:53:27,365 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 226 transitions. [2018-10-04 10:53:27,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-04 10:53:27,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:27,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:27,660 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:28,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:28,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 116 states and 228 transitions. [2018-10-04 10:53:28,603 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 228 transitions. [2018-10-04 10:53:28,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-04 10:53:28,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:28,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:29,001 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:29,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:29,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 117 states and 230 transitions. [2018-10-04 10:53:29,889 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 230 transitions. [2018-10-04 10:53:29,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-04 10:53:29,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:29,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:30,252 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:31,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:31,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 118 states and 232 transitions. [2018-10-04 10:53:31,146 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 232 transitions. [2018-10-04 10:53:31,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-04 10:53:31,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:31,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:31,556 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:32,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:32,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 119 states and 234 transitions. [2018-10-04 10:53:32,464 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 234 transitions. [2018-10-04 10:53:32,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-04 10:53:32,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:32,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:32,800 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:33,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:33,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 120 states and 236 transitions. [2018-10-04 10:53:33,746 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 236 transitions. [2018-10-04 10:53:33,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-04 10:53:33,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:34,076 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:35,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:35,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 121 states and 238 transitions. [2018-10-04 10:53:35,024 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 238 transitions. [2018-10-04 10:53:35,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-04 10:53:35,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:35,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:35,328 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:36,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:36,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 122 states and 240 transitions. [2018-10-04 10:53:36,268 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 240 transitions. [2018-10-04 10:53:36,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-04 10:53:36,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:36,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:36,577 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:37,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:37,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 123 states and 242 transitions. [2018-10-04 10:53:37,559 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 242 transitions. [2018-10-04 10:53:37,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-04 10:53:37,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:37,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:37,879 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:38,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:38,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 124 states and 244 transitions. [2018-10-04 10:53:38,863 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 244 transitions. [2018-10-04 10:53:38,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-04 10:53:38,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:38,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:39,218 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:40,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:40,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 125 states and 246 transitions. [2018-10-04 10:53:40,176 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 246 transitions. [2018-10-04 10:53:40,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-04 10:53:40,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:40,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:40,500 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:41,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:41,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 126 states and 248 transitions. [2018-10-04 10:53:41,506 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 248 transitions. [2018-10-04 10:53:41,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-04 10:53:41,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:41,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:41,850 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:42,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:42,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 127 states and 250 transitions. [2018-10-04 10:53:42,849 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 250 transitions. [2018-10-04 10:53:42,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-04 10:53:42,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:42,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:43,211 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:44,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:44,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 128 states and 252 transitions. [2018-10-04 10:53:44,244 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 252 transitions. [2018-10-04 10:53:44,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-04 10:53:44,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:44,585 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:45,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:45,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 129 states and 254 transitions. [2018-10-04 10:53:45,630 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 254 transitions. [2018-10-04 10:53:45,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-04 10:53:45,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:45,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:45,978 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:47,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:47,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 130 states and 256 transitions. [2018-10-04 10:53:47,025 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 256 transitions. [2018-10-04 10:53:47,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-04 10:53:47,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:47,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:47,377 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:48,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:48,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 131 states and 258 transitions. [2018-10-04 10:53:48,399 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 258 transitions. [2018-10-04 10:53:48,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-04 10:53:48,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:48,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:49,306 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 127 new depth: 127 [2018-10-04 10:53:49,335 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:50,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:50,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 132 states and 260 transitions. [2018-10-04 10:53:50,391 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 260 transitions. [2018-10-04 10:53:50,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-04 10:53:50,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:50,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:50,745 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:51,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:51,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 133 states and 262 transitions. [2018-10-04 10:53:51,789 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 262 transitions. [2018-10-04 10:53:51,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-04 10:53:51,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:51,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:52,154 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:53,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:53,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 134 states and 264 transitions. [2018-10-04 10:53:53,247 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 264 transitions. [2018-10-04 10:53:53,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-04 10:53:53,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:53,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:53,612 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:54,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:54,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 135 states and 266 transitions. [2018-10-04 10:53:54,695 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 266 transitions. [2018-10-04 10:53:54,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-04 10:53:54,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:54,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:55,064 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:56,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:56,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 136 states and 268 transitions. [2018-10-04 10:53:56,146 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 268 transitions. [2018-10-04 10:53:56,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-04 10:53:56,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:56,513 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:57,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:57,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 137 states and 270 transitions. [2018-10-04 10:53:57,638 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 270 transitions. [2018-10-04 10:53:57,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-04 10:53:57,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:57,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:58,009 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:53:59,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:53:59,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 138 states and 272 transitions. [2018-10-04 10:53:59,103 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 272 transitions. [2018-10-04 10:53:59,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-04 10:53:59,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:53:59,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:53:59,498 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:00,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:00,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 139 states and 274 transitions. [2018-10-04 10:54:00,619 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 274 transitions. [2018-10-04 10:54:00,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-04 10:54:00,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:01,036 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:02,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:02,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 140 states and 276 transitions. [2018-10-04 10:54:02,121 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 276 transitions. [2018-10-04 10:54:02,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-04 10:54:02,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:02,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:02,492 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:03,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:03,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 141 states and 278 transitions. [2018-10-04 10:54:03,593 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 278 transitions. [2018-10-04 10:54:03,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-04 10:54:03,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:03,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:03,974 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:05,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:05,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 142 states and 280 transitions. [2018-10-04 10:54:05,133 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 280 transitions. [2018-10-04 10:54:05,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-04 10:54:05,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:05,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:05,519 INFO L134 CoverageAnalysis]: Checked inductivity of 9316 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:06,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:06,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 143 states and 282 transitions. [2018-10-04 10:54:06,638 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 282 transitions. [2018-10-04 10:54:06,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-04 10:54:06,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:06,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:07,049 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:08,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:08,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 144 states and 284 transitions. [2018-10-04 10:54:08,180 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 284 transitions. [2018-10-04 10:54:08,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-04 10:54:08,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:08,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:08,607 INFO L134 CoverageAnalysis]: Checked inductivity of 9591 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:09,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:09,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 145 states and 286 transitions. [2018-10-04 10:54:09,783 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 286 transitions. [2018-10-04 10:54:09,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-04 10:54:09,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:09,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:10,198 INFO L134 CoverageAnalysis]: Checked inductivity of 9730 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:11,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:11,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 146 states and 288 transitions. [2018-10-04 10:54:11,347 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 288 transitions. [2018-10-04 10:54:11,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-10-04 10:54:11,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:11,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:11,753 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:12,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:12,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 147 states and 290 transitions. [2018-10-04 10:54:12,950 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 290 transitions. [2018-10-04 10:54:12,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-04 10:54:12,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:12,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:13,352 INFO L134 CoverageAnalysis]: Checked inductivity of 10011 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:14,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:14,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 148 states and 292 transitions. [2018-10-04 10:54:14,528 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 292 transitions. [2018-10-04 10:54:14,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-04 10:54:14,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:14,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:14,954 INFO L134 CoverageAnalysis]: Checked inductivity of 10153 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:16,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:16,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 149 states and 294 transitions. [2018-10-04 10:54:16,175 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 294 transitions. [2018-10-04 10:54:16,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-04 10:54:16,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:16,585 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:17,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:17,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 150 states and 296 transitions. [2018-10-04 10:54:17,772 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 296 transitions. [2018-10-04 10:54:17,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-04 10:54:17,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:18,187 INFO L134 CoverageAnalysis]: Checked inductivity of 10440 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:19,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:19,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 151 states and 298 transitions. [2018-10-04 10:54:19,394 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 298 transitions. [2018-10-04 10:54:19,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-04 10:54:19,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:19,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:19,842 INFO L134 CoverageAnalysis]: Checked inductivity of 10585 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:21,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:21,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 152 states and 300 transitions. [2018-10-04 10:54:21,072 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 300 transitions. [2018-10-04 10:54:21,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-04 10:54:21,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:21,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:21,499 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 10731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:22,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:22,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 153 states and 302 transitions. [2018-10-04 10:54:22,723 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 302 transitions. [2018-10-04 10:54:22,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-04 10:54:22,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:22,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:23,177 INFO L134 CoverageAnalysis]: Checked inductivity of 10878 backedges. 0 proven. 10878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:24,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:24,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 154 states and 304 transitions. [2018-10-04 10:54:24,407 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 304 transitions. [2018-10-04 10:54:24,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-04 10:54:24,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:24,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:24,845 INFO L134 CoverageAnalysis]: Checked inductivity of 11026 backedges. 0 proven. 11026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:26,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:26,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 155 states and 306 transitions. [2018-10-04 10:54:26,092 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 306 transitions. [2018-10-04 10:54:26,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-04 10:54:26,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:26,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:27,118 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 151 new depth: 150 [2018-10-04 10:54:27,165 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 11175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:28,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:28,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 156 states and 308 transitions. [2018-10-04 10:54:28,402 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 308 transitions. [2018-10-04 10:54:28,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-04 10:54:28,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:28,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:28,824 INFO L134 CoverageAnalysis]: Checked inductivity of 11325 backedges. 0 proven. 11325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:30,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:30,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 157 states and 310 transitions. [2018-10-04 10:54:30,069 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 310 transitions. [2018-10-04 10:54:30,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-04 10:54:30,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:30,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:30,499 INFO L134 CoverageAnalysis]: Checked inductivity of 11476 backedges. 0 proven. 11476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:31,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:31,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 158 states and 312 transitions. [2018-10-04 10:54:31,779 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 312 transitions. [2018-10-04 10:54:31,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-04 10:54:31,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:31,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:32,211 INFO L134 CoverageAnalysis]: Checked inductivity of 11628 backedges. 0 proven. 11628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:33,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:33,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 159 states and 314 transitions. [2018-10-04 10:54:33,465 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 314 transitions. [2018-10-04 10:54:33,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-04 10:54:33,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:33,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:33,882 INFO L134 CoverageAnalysis]: Checked inductivity of 11781 backedges. 0 proven. 11781 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:35,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:35,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 160 states and 316 transitions. [2018-10-04 10:54:35,182 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 316 transitions. [2018-10-04 10:54:35,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-10-04 10:54:35,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:35,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:35,644 INFO L134 CoverageAnalysis]: Checked inductivity of 11935 backedges. 0 proven. 11935 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:36,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:36,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 161 states and 318 transitions. [2018-10-04 10:54:36,932 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 318 transitions. [2018-10-04 10:54:36,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-04 10:54:36,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:36,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:37,378 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 12090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:38,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:38,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 162 states and 320 transitions. [2018-10-04 10:54:38,660 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 320 transitions. [2018-10-04 10:54:38,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-04 10:54:38,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:38,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:39,147 INFO L134 CoverageAnalysis]: Checked inductivity of 12246 backedges. 0 proven. 12246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:40,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:40,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 163 states and 322 transitions. [2018-10-04 10:54:40,449 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 322 transitions. [2018-10-04 10:54:40,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-04 10:54:40,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:40,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:40,903 INFO L134 CoverageAnalysis]: Checked inductivity of 12403 backedges. 0 proven. 12403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:42,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:42,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 164 states and 324 transitions. [2018-10-04 10:54:42,194 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 324 transitions. [2018-10-04 10:54:42,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-04 10:54:42,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:42,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:42,646 INFO L134 CoverageAnalysis]: Checked inductivity of 12561 backedges. 0 proven. 12561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:43,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:43,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 165 states and 326 transitions. [2018-10-04 10:54:43,995 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 326 transitions. [2018-10-04 10:54:43,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-04 10:54:43,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:44,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:44,448 INFO L134 CoverageAnalysis]: Checked inductivity of 12720 backedges. 0 proven. 12720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:45,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:45,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 166 states and 328 transitions. [2018-10-04 10:54:45,785 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 328 transitions. [2018-10-04 10:54:45,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-10-04 10:54:45,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:45,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:46,242 INFO L134 CoverageAnalysis]: Checked inductivity of 12880 backedges. 0 proven. 12880 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:47,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:47,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 167 states and 330 transitions. [2018-10-04 10:54:47,633 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 330 transitions. [2018-10-04 10:54:47,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-04 10:54:47,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:47,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:48,104 INFO L134 CoverageAnalysis]: Checked inductivity of 13041 backedges. 0 proven. 13041 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:49,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:49,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 168 states and 332 transitions. [2018-10-04 10:54:49,442 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 332 transitions. [2018-10-04 10:54:49,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-10-04 10:54:49,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:49,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:49,912 INFO L134 CoverageAnalysis]: Checked inductivity of 13203 backedges. 0 proven. 13203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:51,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:51,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 169 states and 334 transitions. [2018-10-04 10:54:51,304 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 334 transitions. [2018-10-04 10:54:51,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-04 10:54:51,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:51,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:51,776 INFO L134 CoverageAnalysis]: Checked inductivity of 13366 backedges. 0 proven. 13366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:53,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:53,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 170 states and 336 transitions. [2018-10-04 10:54:53,134 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 336 transitions. [2018-10-04 10:54:53,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-10-04 10:54:53,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:53,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:53,605 INFO L134 CoverageAnalysis]: Checked inductivity of 13530 backedges. 0 proven. 13530 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:54,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:54,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 171 states and 338 transitions. [2018-10-04 10:54:54,974 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 338 transitions. [2018-10-04 10:54:54,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-04 10:54:54,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:55,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:55,514 INFO L134 CoverageAnalysis]: Checked inductivity of 13695 backedges. 0 proven. 13695 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:56,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:56,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 172 states and 340 transitions. [2018-10-04 10:54:56,936 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 340 transitions. [2018-10-04 10:54:56,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-04 10:54:56,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:56,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:57,425 INFO L134 CoverageAnalysis]: Checked inductivity of 13861 backedges. 0 proven. 13861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:54:58,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:54:58,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 173 states and 342 transitions. [2018-10-04 10:54:58,814 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 342 transitions. [2018-10-04 10:54:58,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-04 10:54:58,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:54:58,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:54:59,349 INFO L134 CoverageAnalysis]: Checked inductivity of 14028 backedges. 0 proven. 14028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:55:00,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:55:00,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 174 states and 344 transitions. [2018-10-04 10:55:00,736 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 344 transitions. [2018-10-04 10:55:00,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-10-04 10:55:00,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:55:00,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:55:01,237 INFO L134 CoverageAnalysis]: Checked inductivity of 14196 backedges. 0 proven. 14196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:55:02,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:55:02,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 175 states and 346 transitions. [2018-10-04 10:55:02,638 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 346 transitions. [2018-10-04 10:55:02,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-04 10:55:02,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:55:02,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:55:03,124 INFO L134 CoverageAnalysis]: Checked inductivity of 14365 backedges. 0 proven. 14365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:55:04,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:55:04,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 176 states and 348 transitions. [2018-10-04 10:55:04,593 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 348 transitions. [2018-10-04 10:55:04,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-10-04 10:55:04,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:55:04,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:55:05,090 INFO L134 CoverageAnalysis]: Checked inductivity of 14535 backedges. 0 proven. 14535 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:55:06,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:55:06,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 177 states and 350 transitions. [2018-10-04 10:55:06,513 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 350 transitions. [2018-10-04 10:55:06,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-10-04 10:55:06,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:55:06,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:55:07,680 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 173 new depth: 172 [2018-10-04 10:55:07,785 INFO L134 CoverageAnalysis]: Checked inductivity of 14706 backedges. 0 proven. 14706 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:55:09,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:55:09,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 178 states and 352 transitions. [2018-10-04 10:55:09,201 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 352 transitions. [2018-10-04 10:55:09,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-04 10:55:09,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:55:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:55:09,704 INFO L134 CoverageAnalysis]: Checked inductivity of 14878 backedges. 0 proven. 14878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:55:11,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:55:11,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 179 states and 354 transitions. [2018-10-04 10:55:11,141 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 354 transitions. [2018-10-04 10:55:11,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-04 10:55:11,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:55:11,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:55:11,697 INFO L134 CoverageAnalysis]: Checked inductivity of 15051 backedges. 0 proven. 15051 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:55:13,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:55:13,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 180 states and 356 transitions. [2018-10-04 10:55:13,201 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 356 transitions. [2018-10-04 10:55:13,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-10-04 10:55:13,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:55:13,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:55:13,704 INFO L134 CoverageAnalysis]: Checked inductivity of 15225 backedges. 0 proven. 15225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:55:15,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:55:15,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 181 states and 358 transitions. [2018-10-04 10:55:15,165 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 358 transitions. [2018-10-04 10:55:15,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-04 10:55:15,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:55:15,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:55:15,694 INFO L134 CoverageAnalysis]: Checked inductivity of 15400 backedges. 0 proven. 15400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:55:17,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:55:17,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 182 states and 360 transitions. [2018-10-04 10:55:17,199 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 360 transitions. [2018-10-04 10:55:17,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-10-04 10:55:17,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:55:17,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:55:17,730 INFO L134 CoverageAnalysis]: Checked inductivity of 15576 backedges. 0 proven. 15576 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:55:19,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:55:19,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 183 states and 362 transitions. [2018-10-04 10:55:19,231 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 362 transitions. [2018-10-04 10:55:19,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-04 10:55:19,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:55:19,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:55:19,773 INFO L134 CoverageAnalysis]: Checked inductivity of 15753 backedges. 0 proven. 15753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:55:21,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:55:21,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 184 states and 364 transitions. [2018-10-04 10:55:21,344 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 364 transitions. [2018-10-04 10:55:21,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-04 10:55:21,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:55:21,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:55:21,886 INFO L134 CoverageAnalysis]: Checked inductivity of 15931 backedges. 0 proven. 15931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:55:23,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:55:23,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 185 states and 366 transitions. [2018-10-04 10:55:23,383 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 366 transitions. [2018-10-04 10:55:23,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-04 10:55:23,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:55:23,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:55:23,937 INFO L134 CoverageAnalysis]: Checked inductivity of 16110 backedges. 0 proven. 16110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:55:25,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:55:25,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 186 states and 368 transitions. [2018-10-04 10:55:25,459 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 368 transitions. [2018-10-04 10:55:25,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-10-04 10:55:25,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:55:25,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:55:26,013 INFO L134 CoverageAnalysis]: Checked inductivity of 16290 backedges. 0 proven. 16290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:55:27,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:55:27,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 187 states and 370 transitions. [2018-10-04 10:55:27,523 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 370 transitions. [2018-10-04 10:55:27,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-04 10:55:27,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:55:27,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:55:28,055 INFO L134 CoverageAnalysis]: Checked inductivity of 16471 backedges. 0 proven. 16471 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:55:29,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:55:29,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 188 states and 372 transitions. [2018-10-04 10:55:29,578 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 372 transitions. [2018-10-04 10:55:29,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-04 10:55:29,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:55:29,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:55:30,177 INFO L134 CoverageAnalysis]: Checked inductivity of 16653 backedges. 0 proven. 16653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:55:31,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:55:31,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 189 states and 374 transitions. [2018-10-04 10:55:31,723 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 374 transitions. [2018-10-04 10:55:31,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-04 10:55:31,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:55:31,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:55:32,270 INFO L134 CoverageAnalysis]: Checked inductivity of 16836 backedges. 0 proven. 16836 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:55:33,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:55:33,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 190 states and 376 transitions. [2018-10-04 10:55:33,823 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 376 transitions. [2018-10-04 10:55:33,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-04 10:55:33,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:55:33,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:55:34,419 INFO L134 CoverageAnalysis]: Checked inductivity of 17020 backedges. 0 proven. 17020 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:55:35,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:55:35,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 191 states and 378 transitions. [2018-10-04 10:55:35,998 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 378 transitions. [2018-10-04 10:55:35,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-04 10:55:35,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:55:36,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:55:36,574 INFO L134 CoverageAnalysis]: Checked inductivity of 17205 backedges. 0 proven. 17205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:55:38,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:55:38,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 192 states and 380 transitions. [2018-10-04 10:55:38,111 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 380 transitions. [2018-10-04 10:55:38,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-10-04 10:55:38,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:55:38,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:55:38,684 INFO L134 CoverageAnalysis]: Checked inductivity of 17391 backedges. 0 proven. 17391 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:55:40,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:55:40,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 193 states and 382 transitions. [2018-10-04 10:55:40,305 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 382 transitions. [2018-10-04 10:55:40,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-04 10:55:40,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:55:40,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:55:40,889 INFO L134 CoverageAnalysis]: Checked inductivity of 17578 backedges. 0 proven. 17578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:55:42,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:55:42,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 194 states and 384 transitions. [2018-10-04 10:55:42,459 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 384 transitions. [2018-10-04 10:55:42,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-04 10:55:42,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:55:42,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:55:43,037 INFO L134 CoverageAnalysis]: Checked inductivity of 17766 backedges. 0 proven. 17766 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:55:44,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:55:44,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 195 states and 386 transitions. [2018-10-04 10:55:44,665 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 386 transitions. [2018-10-04 10:55:44,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-10-04 10:55:44,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:55:44,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:55:45,225 INFO L134 CoverageAnalysis]: Checked inductivity of 17955 backedges. 0 proven. 17955 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-04 10:55:46,848 INFO L202 PluginConnector]: Adding new model NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 04.10 10:55:46 ImpRootNode [2018-10-04 10:55:46,848 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 10:55:46,849 INFO L168 Benchmark]: Toolchain (without parser) took 238752.22 ms. Allocated memory was 1.5 GB in the beginning and 2.9 GB in the end (delta: 1.4 GB). Free memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: -110.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2018-10-04 10:55:46,850 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 10:55:46,851 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.11 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 10:55:46,851 INFO L168 Benchmark]: Boogie Preprocessor took 22.56 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 10:55:46,852 INFO L168 Benchmark]: RCFGBuilder took 302.71 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-04 10:55:46,852 INFO L168 Benchmark]: CodeCheck took 238380.00 ms. Allocated memory was 1.5 GB in the beginning and 2.9 GB in the end (delta: 1.4 GB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -131.9 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2018-10-04 10:55:46,855 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 26]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 26) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. UNKNOWN Result, 238.3s OverallTime, 190 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, -12 SolverSat, -8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 314.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 166340 GetRequests, 147627 SyntacticMatches, 17955 SemanticMatches, 758 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 209.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 4.7s SatisfiabilityAnalysisTime, 61.4s InterpolantComputationTime, 18525 NumberOfCodeBlocks, 18525 NumberOfCodeBlocksAsserted, 190 NumberOfCheckSat, 18335 ConstructedInterpolants, 0 QuantifiedInterpolants, 6986015 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 190 InterpolantComputations, 1 PerfectInterpolantSequences, 0/1143135 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 42.11 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.56 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 302.71 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 238380.00 ms. Allocated memory was 1.5 GB in the beginning and 2.9 GB in the end (delta: 1.4 GB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -131.9 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/NeonAngel01.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-04_10-55-46-867.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/NeonAngel01.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_10-55-46-867.csv Completed graceful shutdown