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/20170304-DifficultPathPrograms/array3.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-133090d [2018-10-04 10:37:30,077 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 10:37:30,079 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 10:37:30,097 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 10:37:30,097 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 10:37:30,098 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 10:37:30,100 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 10:37:30,102 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 10:37:30,105 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 10:37:30,106 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 10:37:30,107 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 10:37:30,107 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 10:37:30,108 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 10:37:30,109 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 10:37:30,110 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 10:37:30,111 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 10:37:30,112 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 10:37:30,113 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 10:37:30,115 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 10:37:30,117 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 10:37:30,118 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 10:37:30,119 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 10:37:30,122 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 10:37:30,122 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 10:37:30,122 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 10:37:30,123 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 10:37:30,124 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 10:37:30,125 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 10:37:30,126 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 10:37:30,127 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 10:37:30,127 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 10:37:30,128 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 10:37:30,128 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 10:37:30,129 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 10:37:30,130 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 10:37:30,130 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 10:37:30,131 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 10:37:30,149 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 10:37:30,150 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 10:37:30,150 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 10:37:30,151 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 10:37:30,151 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 10:37:30,151 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 10:37:30,152 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 10:37:30,152 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 10:37:30,152 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 10:37:30,152 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 10:37:30,152 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 10:37:30,153 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 10:37:30,153 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 10:37:30,153 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 10:37:30,153 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 10:37:30,153 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 10:37:30,154 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 10:37:30,154 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 10:37:30,154 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 10:37:30,154 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 10:37:30,154 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 10:37:30,155 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 10:37:30,155 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 10:37:30,155 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 10:37:30,155 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 10:37:30,155 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 10:37:30,156 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 10:37:30,156 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 10:37:30,156 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 10:37:30,156 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 10:37:30,224 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 10:37:30,240 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 10:37:30,249 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 10:37:30,251 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 10:37:30,251 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 10:37:30,252 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array3.i_4.bpl [2018-10-04 10:37:30,252 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array3.i_4.bpl' [2018-10-04 10:37:30,314 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 10:37:30,316 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 10:37:30,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 10:37:30,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 10:37:30,317 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 10:37:30,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:37:30" (1/1) ... [2018-10-04 10:37:30,352 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:37:30" (1/1) ... [2018-10-04 10:37:30,360 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 10:37:30,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 10:37:30,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 10:37:30,361 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 10:37:30,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:37:30" (1/1) ... [2018-10-04 10:37:30,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:37:30" (1/1) ... [2018-10-04 10:37:30,373 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:37:30" (1/1) ... [2018-10-04 10:37:30,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:37:30" (1/1) ... [2018-10-04 10:37:30,377 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:37:30" (1/1) ... [2018-10-04 10:37:30,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:37:30" (1/1) ... [2018-10-04 10:37:30,380 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:37:30" (1/1) ... [2018-10-04 10:37:30,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 10:37:30,384 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 10:37:30,384 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 10:37:30,384 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 10:37:30,385 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:37:30" (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 10:37:30,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 10:37:30,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 10:37:30,767 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 10:37:30,768 INFO L202 PluginConnector]: Adding new model array3.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 10:37:30 BoogieIcfgContainer [2018-10-04 10:37:30,768 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 10:37:30,771 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 10:37:30,771 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 10:37:30,782 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 10:37:30,783 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 10:37:30" (1/1) ... [2018-10-04 10:37:30,794 INFO L104 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 10:37:30,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:30,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-10-04 10:37:30,834 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-10-04 10:37:30,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:37:30,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:30,969 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 10:37:31,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:31,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-10-04 10:37:31,291 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-10-04 10:37:31,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 10:37:31,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:31,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:31,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:31,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:31,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2018-10-04 10:37:31,807 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2018-10-04 10:37:31,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 10:37:31,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:31,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:31,853 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-10-04 10:37:32,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:32,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2018-10-04 10:37:32,211 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2018-10-04 10:37:32,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 10:37:32,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:32,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:32,280 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:32,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:32,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2018-10-04 10:37:32,751 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2018-10-04 10:37:32,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 10:37:32,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:32,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:33,042 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:33,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:33,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2018-10-04 10:37:33,344 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2018-10-04 10:37:33,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 10:37:33,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:33,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:33,453 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:33,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:33,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2018-10-04 10:37:33,699 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2018-10-04 10:37:33,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 10:37:33,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:33,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:33,866 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:34,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:34,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2018-10-04 10:37:34,150 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2018-10-04 10:37:34,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 10:37:34,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:34,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:34,224 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:34,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:34,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2018-10-04 10:37:34,523 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2018-10-04 10:37:34,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 10:37:34,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:34,608 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:34,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:34,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2018-10-04 10:37:34,947 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2018-10-04 10:37:34,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 10:37:34,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:35,243 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:36,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:36,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2018-10-04 10:37:36,071 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2018-10-04 10:37:36,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 10:37:36,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:36,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:36,194 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:36,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:36,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 32 transitions. [2018-10-04 10:37:36,807 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2018-10-04 10:37:36,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 10:37:36,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:36,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:36,912 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:37,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:37,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 31 states and 34 transitions. [2018-10-04 10:37:37,218 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2018-10-04 10:37:37,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 10:37:37,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:37,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:37,313 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:37,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:37,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 33 states and 36 transitions. [2018-10-04 10:37:37,627 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2018-10-04 10:37:37,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 10:37:37,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:37,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:37,755 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:38,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:38,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 35 states and 38 transitions. [2018-10-04 10:37:38,068 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2018-10-04 10:37:38,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 10:37:38,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:38,279 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:38,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:38,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 37 states and 40 transitions. [2018-10-04 10:37:38,904 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2018-10-04 10:37:38,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 10:37:38,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:38,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:39,133 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:39,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:39,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 39 states and 42 transitions. [2018-10-04 10:37:39,563 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 42 transitions. [2018-10-04 10:37:39,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 10:37:39,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:39,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:39,695 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:39,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:39,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 41 states and 44 transitions. [2018-10-04 10:37:39,982 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 44 transitions. [2018-10-04 10:37:39,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 10:37:39,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:39,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:40,100 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:40,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:40,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 43 states and 46 transitions. [2018-10-04 10:37:40,719 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 46 transitions. [2018-10-04 10:37:40,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 10:37:40,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:40,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:41,021 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:41,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:41,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 45 states and 48 transitions. [2018-10-04 10:37:41,465 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 48 transitions. [2018-10-04 10:37:41,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 10:37:41,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:41,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:41,653 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:42,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:42,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 47 states and 50 transitions. [2018-10-04 10:37:42,414 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions. [2018-10-04 10:37:42,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 10:37:42,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:42,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:42,581 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:42,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:42,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 49 states and 52 transitions. [2018-10-04 10:37:42,930 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 52 transitions. [2018-10-04 10:37:42,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 10:37:42,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:42,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:43,628 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:44,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:44,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 51 states and 54 transitions. [2018-10-04 10:37:44,075 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions. [2018-10-04 10:37:44,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 10:37:44,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:44,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:44,883 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:45,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:45,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 53 states and 56 transitions. [2018-10-04 10:37:45,339 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 56 transitions. [2018-10-04 10:37:45,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 10:37:45,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:45,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:45,492 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:46,212 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 25 new depth: 24 [2018-10-04 10:37:46,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:46,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 55 states and 58 transitions. [2018-10-04 10:37:46,261 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 58 transitions. [2018-10-04 10:37:46,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 10:37:46,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:46,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:46,478 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:47,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:47,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 57 states and 60 transitions. [2018-10-04 10:37:47,094 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 60 transitions. [2018-10-04 10:37:47,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 10:37:47,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:47,356 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:47,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:47,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2018-10-04 10:37:47,759 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2018-10-04 10:37:47,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 10:37:47,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:47,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:48,162 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:48,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:48,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2018-10-04 10:37:48,733 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2018-10-04 10:37:48,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 10:37:48,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:48,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:49,049 INFO L134 CoverageAnalysis]: Checked inductivity of 704 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:49,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:49,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 63 states and 66 transitions. [2018-10-04 10:37:49,499 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 66 transitions. [2018-10-04 10:37:49,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 10:37:49,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:49,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:50,334 INFO L134 CoverageAnalysis]: Checked inductivity of 758 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:50,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:50,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 65 states and 68 transitions. [2018-10-04 10:37:50,829 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 68 transitions. [2018-10-04 10:37:50,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 10:37:50,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:50,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:50,994 INFO L134 CoverageAnalysis]: Checked inductivity of 814 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:51,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:51,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 67 states and 70 transitions. [2018-10-04 10:37:51,486 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 70 transitions. [2018-10-04 10:37:51,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-04 10:37:51,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:51,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:52,040 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:52,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:52,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 69 states and 72 transitions. [2018-10-04 10:37:52,529 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 72 transitions. [2018-10-04 10:37:52,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-04 10:37:52,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:52,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:52,826 INFO L134 CoverageAnalysis]: Checked inductivity of 932 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:53,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:53,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 71 states and 74 transitions. [2018-10-04 10:37:53,378 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 74 transitions. [2018-10-04 10:37:53,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-04 10:37:53,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:53,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:53,587 INFO L134 CoverageAnalysis]: Checked inductivity of 994 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:54,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:54,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 73 states and 76 transitions. [2018-10-04 10:37:54,187 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 76 transitions. [2018-10-04 10:37:54,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-04 10:37:54,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:54,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:54,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1058 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:55,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:55,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 75 states and 78 transitions. [2018-10-04 10:37:55,485 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 78 transitions. [2018-10-04 10:37:55,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-04 10:37:55,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:55,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:55,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1124 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:56,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:56,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 77 states and 80 transitions. [2018-10-04 10:37:56,262 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 80 transitions. [2018-10-04 10:37:56,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-04 10:37:56,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:56,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:56,575 INFO L134 CoverageAnalysis]: Checked inductivity of 1192 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:57,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:57,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 79 states and 82 transitions. [2018-10-04 10:37:57,401 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 82 transitions. [2018-10-04 10:37:57,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-04 10:37:57,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:57,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:57,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1262 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:58,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:58,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 81 states and 84 transitions. [2018-10-04 10:37:58,143 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 84 transitions. [2018-10-04 10:37:58,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-04 10:37:58,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:58,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:58,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:37:58,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:58,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 83 states and 86 transitions. [2018-10-04 10:37:58,857 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 86 transitions. [2018-10-04 10:37:58,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-04 10:37:58,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:58,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:59,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1408 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:01,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:01,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 85 states and 88 transitions. [2018-10-04 10:38:01,179 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 88 transitions. [2018-10-04 10:38:01,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-04 10:38:01,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:01,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1484 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:02,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:02,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 87 states and 90 transitions. [2018-10-04 10:38:02,662 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 90 transitions. [2018-10-04 10:38:02,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-04 10:38:02,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:02,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:02,970 INFO L134 CoverageAnalysis]: Checked inductivity of 1562 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:04,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:04,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 89 states and 92 transitions. [2018-10-04 10:38:04,796 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 92 transitions. [2018-10-04 10:38:04,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-04 10:38:04,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:04,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:05,129 INFO L134 CoverageAnalysis]: Checked inductivity of 1642 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:05,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:05,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 91 states and 94 transitions. [2018-10-04 10:38:05,744 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 94 transitions. [2018-10-04 10:38:05,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-04 10:38:05,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:05,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:06,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1724 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:06,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:06,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 93 states and 96 transitions. [2018-10-04 10:38:06,877 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 96 transitions. [2018-10-04 10:38:06,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-04 10:38:06,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:06,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:07,454 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 44 new depth: 44 [2018-10-04 10:38:07,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1808 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:08,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:08,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 95 states and 98 transitions. [2018-10-04 10:38:08,125 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 98 transitions. [2018-10-04 10:38:08,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-04 10:38:08,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:08,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:09,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1894 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:09,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:09,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 97 states and 100 transitions. [2018-10-04 10:38:09,924 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 100 transitions. [2018-10-04 10:38:09,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-04 10:38:09,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:09,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:10,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1982 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:10,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:10,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 99 states and 102 transitions. [2018-10-04 10:38:10,928 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 102 transitions. [2018-10-04 10:38:10,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-04 10:38:10,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:10,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:12,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2072 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:17,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:17,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 101 states and 104 transitions. [2018-10-04 10:38:17,759 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 104 transitions. [2018-10-04 10:38:17,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-04 10:38:17,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:17,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:18,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2164 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:19,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:19,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 103 states and 106 transitions. [2018-10-04 10:38:19,062 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 106 transitions. [2018-10-04 10:38:19,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-04 10:38:19,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:19,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:19,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2258 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:20,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:20,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 105 states and 108 transitions. [2018-10-04 10:38:20,523 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 108 transitions. [2018-10-04 10:38:20,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-04 10:38:20,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:20,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:20,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2354 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:21,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:21,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 107 states and 110 transitions. [2018-10-04 10:38:21,538 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 110 transitions. [2018-10-04 10:38:21,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-04 10:38:21,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:21,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:21,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2452 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:22,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:22,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 109 states and 112 transitions. [2018-10-04 10:38:22,952 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 112 transitions. [2018-10-04 10:38:22,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-04 10:38:22,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:22,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:24,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2552 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:24,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:24,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 111 states and 114 transitions. [2018-10-04 10:38:24,926 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 114 transitions. [2018-10-04 10:38:24,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-04 10:38:24,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:24,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:25,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2654 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:26,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:26,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 113 states and 116 transitions. [2018-10-04 10:38:26,063 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 116 transitions. [2018-10-04 10:38:26,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-04 10:38:26,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:26,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:26,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2758 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:27,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:27,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 115 states and 118 transitions. [2018-10-04 10:38:27,117 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 118 transitions. [2018-10-04 10:38:27,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-04 10:38:27,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:27,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:27,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2864 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:28,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:28,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 117 states and 120 transitions. [2018-10-04 10:38:28,541 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 120 transitions. [2018-10-04 10:38:28,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-04 10:38:28,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:28,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:29,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2972 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:29,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:29,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 119 states and 122 transitions. [2018-10-04 10:38:29,860 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 122 transitions. [2018-10-04 10:38:29,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-04 10:38:29,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:29,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:30,153 INFO L134 CoverageAnalysis]: Checked inductivity of 3082 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:30,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:30,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 121 states and 124 transitions. [2018-10-04 10:38:30,994 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 124 transitions. [2018-10-04 10:38:30,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-04 10:38:30,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:31,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:31,171 INFO L134 CoverageAnalysis]: Checked inductivity of 3194 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:32,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:32,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 123 states and 126 transitions. [2018-10-04 10:38:32,040 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 126 transitions. [2018-10-04 10:38:32,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-04 10:38:32,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:32,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:32,274 INFO L134 CoverageAnalysis]: Checked inductivity of 3308 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:33,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:33,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 125 states and 128 transitions. [2018-10-04 10:38:33,444 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 128 transitions. [2018-10-04 10:38:33,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-04 10:38:33,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:33,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:33,702 INFO L134 CoverageAnalysis]: Checked inductivity of 3424 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:34,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:34,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 127 states and 130 transitions. [2018-10-04 10:38:34,579 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 130 transitions. [2018-10-04 10:38:34,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-04 10:38:34,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:34,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:34,764 INFO L134 CoverageAnalysis]: Checked inductivity of 3542 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:35,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:35,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 129 states and 132 transitions. [2018-10-04 10:38:35,661 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 132 transitions. [2018-10-04 10:38:35,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-04 10:38:35,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:35,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:35,867 INFO L134 CoverageAnalysis]: Checked inductivity of 3662 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:36,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:36,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 131 states and 134 transitions. [2018-10-04 10:38:36,779 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 134 transitions. [2018-10-04 10:38:36,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-04 10:38:36,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:36,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:37,619 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 63 new depth: 63 [2018-10-04 10:38:37,645 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:38,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:38,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 133 states and 136 transitions. [2018-10-04 10:38:38,960 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 136 transitions. [2018-10-04 10:38:38,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-04 10:38:38,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:38,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:39,252 INFO L134 CoverageAnalysis]: Checked inductivity of 3908 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:40,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:40,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 135 states and 138 transitions. [2018-10-04 10:38:40,192 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 138 transitions. [2018-10-04 10:38:40,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-04 10:38:40,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:40,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:40,423 INFO L134 CoverageAnalysis]: Checked inductivity of 4034 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:41,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:41,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 137 states and 140 transitions. [2018-10-04 10:38:41,375 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 140 transitions. [2018-10-04 10:38:41,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-04 10:38:41,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:41,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:41,595 INFO L134 CoverageAnalysis]: Checked inductivity of 4162 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:42,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:42,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 139 states and 142 transitions. [2018-10-04 10:38:42,587 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 142 transitions. [2018-10-04 10:38:42,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-04 10:38:42,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:42,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:43,050 INFO L134 CoverageAnalysis]: Checked inductivity of 4292 backedges. 0 proven. 4290 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:44,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:44,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 141 states and 144 transitions. [2018-10-04 10:38:44,100 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 144 transitions. [2018-10-04 10:38:44,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-04 10:38:44,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:44,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:44,425 INFO L134 CoverageAnalysis]: Checked inductivity of 4424 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:45,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:45,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 143 states and 146 transitions. [2018-10-04 10:38:45,423 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 146 transitions. [2018-10-04 10:38:45,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-04 10:38:45,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:45,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:45,639 INFO L134 CoverageAnalysis]: Checked inductivity of 4558 backedges. 0 proven. 4556 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:46,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:46,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 145 states and 148 transitions. [2018-10-04 10:38:46,759 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 148 transitions. [2018-10-04 10:38:46,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-04 10:38:46,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:46,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:46,956 INFO L134 CoverageAnalysis]: Checked inductivity of 4694 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:48,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:48,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 147 states and 150 transitions. [2018-10-04 10:38:48,160 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 150 transitions. [2018-10-04 10:38:48,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-04 10:38:48,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:48,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:48,399 INFO L134 CoverageAnalysis]: Checked inductivity of 4832 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:49,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:49,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 149 states and 152 transitions. [2018-10-04 10:38:49,443 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 152 transitions. [2018-10-04 10:38:49,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-04 10:38:49,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:49,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:49,759 INFO L134 CoverageAnalysis]: Checked inductivity of 4972 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:50,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:50,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 151 states and 154 transitions. [2018-10-04 10:38:50,821 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 154 transitions. [2018-10-04 10:38:50,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-04 10:38:50,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:50,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:51,098 INFO L134 CoverageAnalysis]: Checked inductivity of 5114 backedges. 0 proven. 5112 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:52,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:52,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 153 states and 156 transitions. [2018-10-04 10:38:52,183 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 156 transitions. [2018-10-04 10:38:52,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-04 10:38:52,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:52,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:52,486 INFO L134 CoverageAnalysis]: Checked inductivity of 5258 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:53,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:53,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 155 states and 158 transitions. [2018-10-04 10:38:53,841 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 158 transitions. [2018-10-04 10:38:53,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-04 10:38:53,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:53,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:54,303 INFO L134 CoverageAnalysis]: Checked inductivity of 5404 backedges. 0 proven. 5402 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:55,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:55,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 157 states and 160 transitions. [2018-10-04 10:38:55,438 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 160 transitions. [2018-10-04 10:38:55,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-04 10:38:55,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:55,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:55,699 INFO L134 CoverageAnalysis]: Checked inductivity of 5552 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:56,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:56,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 159 states and 162 transitions. [2018-10-04 10:38:56,845 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 162 transitions. [2018-10-04 10:38:56,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-04 10:38:56,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:57,072 INFO L134 CoverageAnalysis]: Checked inductivity of 5702 backedges. 0 proven. 5700 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:38:58,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:58,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 161 states and 164 transitions. [2018-10-04 10:38:58,483 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 164 transitions. [2018-10-04 10:38:58,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-04 10:38:58,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:58,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:58,798 INFO L134 CoverageAnalysis]: Checked inductivity of 5854 backedges. 0 proven. 5852 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:00,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:00,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 163 states and 166 transitions. [2018-10-04 10:39:00,030 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 166 transitions. [2018-10-04 10:39:00,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-04 10:39:00,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:00,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:00,298 INFO L134 CoverageAnalysis]: Checked inductivity of 6008 backedges. 0 proven. 6006 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:01,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:01,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 165 states and 168 transitions. [2018-10-04 10:39:01,482 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 168 transitions. [2018-10-04 10:39:01,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-04 10:39:01,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:01,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:01,770 INFO L134 CoverageAnalysis]: Checked inductivity of 6164 backedges. 0 proven. 6162 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:02,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:02,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 167 states and 170 transitions. [2018-10-04 10:39:02,959 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 170 transitions. [2018-10-04 10:39:02,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-04 10:39:02,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:02,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:03,566 INFO L134 CoverageAnalysis]: Checked inductivity of 6322 backedges. 0 proven. 6320 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:04,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:04,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 169 states and 172 transitions. [2018-10-04 10:39:04,800 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 172 transitions. [2018-10-04 10:39:04,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-04 10:39:04,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:04,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:05,058 INFO L134 CoverageAnalysis]: Checked inductivity of 6482 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:06,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:06,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 171 states and 174 transitions. [2018-10-04 10:39:06,288 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 174 transitions. [2018-10-04 10:39:06,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-04 10:39:06,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:06,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:06,534 INFO L134 CoverageAnalysis]: Checked inductivity of 6644 backedges. 0 proven. 6642 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:07,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:07,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 173 states and 176 transitions. [2018-10-04 10:39:07,788 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 176 transitions. [2018-10-04 10:39:07,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-04 10:39:07,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:07,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:08,336 INFO L134 CoverageAnalysis]: Checked inductivity of 6808 backedges. 0 proven. 6806 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:09,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:09,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 175 states and 178 transitions. [2018-10-04 10:39:09,824 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 178 transitions. [2018-10-04 10:39:09,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-10-04 10:39:09,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:09,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:10,950 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 85 new depth: 85 [2018-10-04 10:39:10,981 INFO L134 CoverageAnalysis]: Checked inductivity of 6974 backedges. 0 proven. 6972 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:12,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:12,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 177 states and 180 transitions. [2018-10-04 10:39:12,253 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 180 transitions. [2018-10-04 10:39:12,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-04 10:39:12,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:12,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:12,564 INFO L134 CoverageAnalysis]: Checked inductivity of 7142 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:14,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:14,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 179 states and 182 transitions. [2018-10-04 10:39:14,072 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 182 transitions. [2018-10-04 10:39:14,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-04 10:39:14,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:14,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:14,347 INFO L134 CoverageAnalysis]: Checked inductivity of 7312 backedges. 0 proven. 7310 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:15,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:15,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 181 states and 184 transitions. [2018-10-04 10:39:15,654 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 184 transitions. [2018-10-04 10:39:15,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-04 10:39:15,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:15,920 INFO L134 CoverageAnalysis]: Checked inductivity of 7484 backedges. 0 proven. 7482 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:17,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:17,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 183 states and 186 transitions. [2018-10-04 10:39:17,253 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 186 transitions. [2018-10-04 10:39:17,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-04 10:39:17,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:17,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:17,560 INFO L134 CoverageAnalysis]: Checked inductivity of 7658 backedges. 0 proven. 7656 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:19,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:19,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 185 states and 188 transitions. [2018-10-04 10:39:19,119 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 188 transitions. [2018-10-04 10:39:19,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-04 10:39:19,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:19,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:19,386 INFO L134 CoverageAnalysis]: Checked inductivity of 7834 backedges. 0 proven. 7832 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:20,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:20,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 187 states and 190 transitions. [2018-10-04 10:39:20,744 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 190 transitions. [2018-10-04 10:39:20,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-04 10:39:20,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:20,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:21,038 INFO L134 CoverageAnalysis]: Checked inductivity of 8012 backedges. 0 proven. 8010 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:22,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:22,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 189 states and 192 transitions. [2018-10-04 10:39:22,402 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 192 transitions. [2018-10-04 10:39:22,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-04 10:39:22,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:22,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:22,700 INFO L134 CoverageAnalysis]: Checked inductivity of 8192 backedges. 0 proven. 8190 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:24,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:24,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 191 states and 194 transitions. [2018-10-04 10:39:24,280 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 194 transitions. [2018-10-04 10:39:24,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-04 10:39:24,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:24,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:24,562 INFO L134 CoverageAnalysis]: Checked inductivity of 8374 backedges. 0 proven. 8372 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:25,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:25,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 193 states and 196 transitions. [2018-10-04 10:39:25,967 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 196 transitions. [2018-10-04 10:39:25,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-10-04 10:39:25,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:26,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:26,290 INFO L134 CoverageAnalysis]: Checked inductivity of 8558 backedges. 0 proven. 8556 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:27,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:27,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 195 states and 198 transitions. [2018-10-04 10:39:27,704 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 198 transitions. [2018-10-04 10:39:27,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-10-04 10:39:27,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:27,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:28,202 INFO L134 CoverageAnalysis]: Checked inductivity of 8744 backedges. 0 proven. 8742 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:29,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:29,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 197 states and 200 transitions. [2018-10-04 10:39:29,911 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 200 transitions. [2018-10-04 10:39:29,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-10-04 10:39:29,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:29,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:30,218 INFO L134 CoverageAnalysis]: Checked inductivity of 8932 backedges. 0 proven. 8930 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:31,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:31,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 199 states and 202 transitions. [2018-10-04 10:39:31,676 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 202 transitions. [2018-10-04 10:39:31,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-04 10:39:31,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:31,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:31,980 INFO L134 CoverageAnalysis]: Checked inductivity of 9122 backedges. 0 proven. 9120 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:33,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:33,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 201 states and 204 transitions. [2018-10-04 10:39:33,473 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 204 transitions. [2018-10-04 10:39:33,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-04 10:39:33,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:33,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:33,789 INFO L134 CoverageAnalysis]: Checked inductivity of 9314 backedges. 0 proven. 9312 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:35,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:35,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 203 states and 206 transitions. [2018-10-04 10:39:35,563 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 206 transitions. [2018-10-04 10:39:35,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-04 10:39:35,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:35,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:35,874 INFO L134 CoverageAnalysis]: Checked inductivity of 9508 backedges. 0 proven. 9506 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:37,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:37,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 205 states and 208 transitions. [2018-10-04 10:39:37,387 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 208 transitions. [2018-10-04 10:39:37,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-10-04 10:39:37,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:37,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:37,764 INFO L134 CoverageAnalysis]: Checked inductivity of 9704 backedges. 0 proven. 9702 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:39,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:39,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 207 states and 210 transitions. [2018-10-04 10:39:39,558 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 210 transitions. [2018-10-04 10:39:39,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-10-04 10:39:39,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:39,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:39,887 INFO L134 CoverageAnalysis]: Checked inductivity of 9902 backedges. 0 proven. 9900 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:41,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:41,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 209 states and 212 transitions. [2018-10-04 10:39:41,452 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 212 transitions. [2018-10-04 10:39:41,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-10-04 10:39:41,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:41,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:41,795 INFO L134 CoverageAnalysis]: Checked inductivity of 10102 backedges. 0 proven. 10100 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:43,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:43,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 211 states and 214 transitions. [2018-10-04 10:39:43,372 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 214 transitions. [2018-10-04 10:39:43,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-10-04 10:39:43,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:43,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:43,733 INFO L134 CoverageAnalysis]: Checked inductivity of 10304 backedges. 0 proven. 10302 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:45,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:45,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 213 states and 216 transitions. [2018-10-04 10:39:45,630 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 216 transitions. [2018-10-04 10:39:45,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-10-04 10:39:45,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:45,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:45,994 INFO L134 CoverageAnalysis]: Checked inductivity of 10508 backedges. 0 proven. 10506 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:47,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:47,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 215 states and 218 transitions. [2018-10-04 10:39:47,624 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 218 transitions. [2018-10-04 10:39:47,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-04 10:39:47,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:47,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:47,990 INFO L134 CoverageAnalysis]: Checked inductivity of 10714 backedges. 0 proven. 10712 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:49,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:49,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 217 states and 220 transitions. [2018-10-04 10:39:49,771 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 220 transitions. [2018-10-04 10:39:49,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-04 10:39:49,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:49,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:50,680 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 106 new depth: 106 [2018-10-04 10:39:50,732 INFO L134 CoverageAnalysis]: Checked inductivity of 10922 backedges. 0 proven. 10920 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:52,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:52,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 219 states and 222 transitions. [2018-10-04 10:39:52,374 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 222 transitions. [2018-10-04 10:39:52,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-04 10:39:52,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:52,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:52,729 INFO L134 CoverageAnalysis]: Checked inductivity of 11132 backedges. 0 proven. 11130 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:54,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:54,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 221 states and 224 transitions. [2018-10-04 10:39:54,385 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 224 transitions. [2018-10-04 10:39:54,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-10-04 10:39:54,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:54,948 INFO L134 CoverageAnalysis]: Checked inductivity of 11344 backedges. 0 proven. 11342 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:56,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:56,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 223 states and 226 transitions. [2018-10-04 10:39:56,621 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 226 transitions. [2018-10-04 10:39:56,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-10-04 10:39:56,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:56,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:56,975 INFO L134 CoverageAnalysis]: Checked inductivity of 11558 backedges. 0 proven. 11556 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:39:58,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:58,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 225 states and 228 transitions. [2018-10-04 10:39:58,672 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 228 transitions. [2018-10-04 10:39:58,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-10-04 10:39:58,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:58,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:59,032 INFO L134 CoverageAnalysis]: Checked inductivity of 11774 backedges. 0 proven. 11772 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:00,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:00,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 227 states and 230 transitions. [2018-10-04 10:40:00,986 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 230 transitions. [2018-10-04 10:40:00,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-10-04 10:40:00,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:01,363 INFO L134 CoverageAnalysis]: Checked inductivity of 11992 backedges. 0 proven. 11990 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:03,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:03,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 229 states and 232 transitions. [2018-10-04 10:40:03,091 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 232 transitions. [2018-10-04 10:40:03,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-10-04 10:40:03,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:03,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:03,489 INFO L134 CoverageAnalysis]: Checked inductivity of 12212 backedges. 0 proven. 12210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:05,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:05,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 231 states and 234 transitions. [2018-10-04 10:40:05,504 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 234 transitions. [2018-10-04 10:40:05,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-10-04 10:40:05,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:05,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:05,901 INFO L134 CoverageAnalysis]: Checked inductivity of 12434 backedges. 0 proven. 12432 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:07,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:07,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 233 states and 236 transitions. [2018-10-04 10:40:07,655 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 236 transitions. [2018-10-04 10:40:07,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-10-04 10:40:07,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:07,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:08,175 INFO L134 CoverageAnalysis]: Checked inductivity of 12658 backedges. 0 proven. 12656 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:10,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:10,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 235 states and 238 transitions. [2018-10-04 10:40:10,148 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 238 transitions. [2018-10-04 10:40:10,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-10-04 10:40:10,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:10,576 INFO L134 CoverageAnalysis]: Checked inductivity of 12884 backedges. 0 proven. 12882 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:12,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:12,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 237 states and 240 transitions. [2018-10-04 10:40:12,382 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 240 transitions. [2018-10-04 10:40:12,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-10-04 10:40:12,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:12,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:12,788 INFO L134 CoverageAnalysis]: Checked inductivity of 13112 backedges. 0 proven. 13110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:14,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:14,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 239 states and 242 transitions. [2018-10-04 10:40:14,614 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 242 transitions. [2018-10-04 10:40:14,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-10-04 10:40:14,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:14,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:15,121 INFO L134 CoverageAnalysis]: Checked inductivity of 13342 backedges. 0 proven. 13340 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:17,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:17,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 241 states and 244 transitions. [2018-10-04 10:40:17,074 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 244 transitions. [2018-10-04 10:40:17,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-10-04 10:40:17,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:17,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:17,500 INFO L134 CoverageAnalysis]: Checked inductivity of 13574 backedges. 0 proven. 13572 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:19,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:19,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 243 states and 246 transitions. [2018-10-04 10:40:19,378 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 246 transitions. [2018-10-04 10:40:19,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-04 10:40:19,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:19,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:19,802 INFO L134 CoverageAnalysis]: Checked inductivity of 13808 backedges. 0 proven. 13806 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:21,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:21,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 245 states and 248 transitions. [2018-10-04 10:40:21,964 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 248 transitions. [2018-10-04 10:40:21,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-10-04 10:40:21,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:22,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:22,407 INFO L134 CoverageAnalysis]: Checked inductivity of 14044 backedges. 0 proven. 14042 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:24,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:24,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 247 states and 250 transitions. [2018-10-04 10:40:24,296 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 250 transitions. [2018-10-04 10:40:24,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-10-04 10:40:24,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:24,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:24,724 INFO L134 CoverageAnalysis]: Checked inductivity of 14282 backedges. 0 proven. 14280 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:26,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:26,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 249 states and 252 transitions. [2018-10-04 10:40:26,873 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 252 transitions. [2018-10-04 10:40:26,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-10-04 10:40:26,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:26,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:27,302 INFO L134 CoverageAnalysis]: Checked inductivity of 14522 backedges. 0 proven. 14520 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:29,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:29,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 251 states and 254 transitions. [2018-10-04 10:40:29,221 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 254 transitions. [2018-10-04 10:40:29,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-10-04 10:40:29,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:29,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:29,672 INFO L134 CoverageAnalysis]: Checked inductivity of 14764 backedges. 0 proven. 14762 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:31,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:31,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 253 states and 256 transitions. [2018-10-04 10:40:31,841 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 256 transitions. [2018-10-04 10:40:31,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-10-04 10:40:31,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:31,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:32,283 INFO L134 CoverageAnalysis]: Checked inductivity of 15008 backedges. 0 proven. 15006 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:34,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:34,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 255 states and 258 transitions. [2018-10-04 10:40:34,237 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 258 transitions. [2018-10-04 10:40:34,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-10-04 10:40:34,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:34,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:34,668 INFO L134 CoverageAnalysis]: Checked inductivity of 15254 backedges. 0 proven. 15252 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:36,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:36,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 257 states and 260 transitions. [2018-10-04 10:40:36,895 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 260 transitions. [2018-10-04 10:40:36,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-10-04 10:40:36,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:36,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:37,393 INFO L134 CoverageAnalysis]: Checked inductivity of 15502 backedges. 0 proven. 15500 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:39,790 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 127 new depth: 126 [2018-10-04 10:40:39,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:39,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 259 states and 262 transitions. [2018-10-04 10:40:39,847 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 262 transitions. [2018-10-04 10:40:39,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-10-04 10:40:39,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:39,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:40,298 INFO L134 CoverageAnalysis]: Checked inductivity of 15752 backedges. 0 proven. 15750 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:42,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:42,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 261 states and 264 transitions. [2018-10-04 10:40:42,488 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 264 transitions. [2018-10-04 10:40:42,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-10-04 10:40:42,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:42,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:42,953 INFO L134 CoverageAnalysis]: Checked inductivity of 16004 backedges. 0 proven. 16002 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:44,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:44,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 263 states and 266 transitions. [2018-10-04 10:40:44,944 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 266 transitions. [2018-10-04 10:40:44,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-10-04 10:40:44,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:45,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:45,420 INFO L134 CoverageAnalysis]: Checked inductivity of 16258 backedges. 0 proven. 16256 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:47,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:47,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 265 states and 268 transitions. [2018-10-04 10:40:47,694 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 268 transitions. [2018-10-04 10:40:47,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-10-04 10:40:47,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:47,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:48,152 INFO L134 CoverageAnalysis]: Checked inductivity of 16514 backedges. 0 proven. 16512 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:50,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:50,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 267 states and 270 transitions. [2018-10-04 10:40:50,173 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 270 transitions. [2018-10-04 10:40:50,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-10-04 10:40:50,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:50,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:50,653 INFO L134 CoverageAnalysis]: Checked inductivity of 16772 backedges. 0 proven. 16770 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:52,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:52,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 269 states and 272 transitions. [2018-10-04 10:40:52,913 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 272 transitions. [2018-10-04 10:40:52,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-10-04 10:40:52,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:52,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:53,392 INFO L134 CoverageAnalysis]: Checked inductivity of 17032 backedges. 0 proven. 17030 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:55,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:55,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 271 states and 274 transitions. [2018-10-04 10:40:55,450 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 274 transitions. [2018-10-04 10:40:55,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-10-04 10:40:55,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:55,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:55,936 INFO L134 CoverageAnalysis]: Checked inductivity of 17294 backedges. 0 proven. 17292 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:40:58,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:58,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 273 states and 276 transitions. [2018-10-04 10:40:58,191 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 276 transitions. [2018-10-04 10:40:58,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-10-04 10:40:58,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:58,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:58,683 INFO L134 CoverageAnalysis]: Checked inductivity of 17558 backedges. 0 proven. 17556 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:41:00,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:00,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 275 states and 278 transitions. [2018-10-04 10:41:00,817 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 278 transitions. [2018-10-04 10:41:00,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-10-04 10:41:00,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:00,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:01,548 INFO L134 CoverageAnalysis]: Checked inductivity of 17824 backedges. 0 proven. 17822 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:41:03,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:03,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 277 states and 280 transitions. [2018-10-04 10:41:03,659 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 280 transitions. [2018-10-04 10:41:03,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-10-04 10:41:03,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:03,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:04,159 INFO L134 CoverageAnalysis]: Checked inductivity of 18092 backedges. 0 proven. 18090 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:41:06,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:06,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 279 states and 282 transitions. [2018-10-04 10:41:06,485 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 282 transitions. [2018-10-04 10:41:06,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-10-04 10:41:06,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:06,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:06,981 INFO L134 CoverageAnalysis]: Checked inductivity of 18362 backedges. 0 proven. 18360 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:41:09,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:09,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 281 states and 284 transitions. [2018-10-04 10:41:09,140 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 284 transitions. [2018-10-04 10:41:09,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-10-04 10:41:09,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:09,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:09,640 INFO L134 CoverageAnalysis]: Checked inductivity of 18634 backedges. 0 proven. 18632 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:41:12,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:12,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 283 states and 286 transitions. [2018-10-04 10:41:12,018 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 286 transitions. [2018-10-04 10:41:12,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-04 10:41:12,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:12,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:12,546 INFO L134 CoverageAnalysis]: Checked inductivity of 18908 backedges. 0 proven. 18906 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:41:14,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:14,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 285 states and 288 transitions. [2018-10-04 10:41:14,694 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 288 transitions. [2018-10-04 10:41:14,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-10-04 10:41:14,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:14,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:15,238 INFO L134 CoverageAnalysis]: Checked inductivity of 19184 backedges. 0 proven. 19182 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:41:17,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:17,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 287 states and 290 transitions. [2018-10-04 10:41:17,781 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 290 transitions. [2018-10-04 10:41:17,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-10-04 10:41:17,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:17,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:18,292 INFO L134 CoverageAnalysis]: Checked inductivity of 19462 backedges. 0 proven. 19460 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:41:20,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:20,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 289 states and 292 transitions. [2018-10-04 10:41:20,655 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 292 transitions. [2018-10-04 10:41:20,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-10-04 10:41:20,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:20,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:21,174 INFO L134 CoverageAnalysis]: Checked inductivity of 19742 backedges. 0 proven. 19740 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:41:23,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:23,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 291 states and 294 transitions. [2018-10-04 10:41:23,854 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 294 transitions. [2018-10-04 10:41:23,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-10-04 10:41:23,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:23,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:24,407 INFO L134 CoverageAnalysis]: Checked inductivity of 20024 backedges. 0 proven. 20022 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 10:41:26,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:26,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 293 states and 296 transitions. [2018-10-04 10:41:26,965 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 296 transitions. [2018-10-04 10:41:26,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-10-04 10:41:26,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:27,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-10-04 10:41:27,420 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-10-04 10:41:27,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:27,637 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:27,658 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-10-04 10:41:27,658 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-04 10:41:27,660 INFO L168 Benchmark]: Toolchain (without parser) took 237345.23 ms. Allocated memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: 462.4 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 108.2 MB). Peak memory consumption was 570.6 MB. Max. memory is 7.1 GB. [2018-10-04 10:41:27,662 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 10:41:27,662 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.90 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 10:41:27,663 INFO L168 Benchmark]: Boogie Preprocessor took 22.83 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 10:41:27,663 INFO L168 Benchmark]: RCFGBuilder took 384.42 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 10:41:27,664 INFO L168 Benchmark]: CodeCheck took 236888.60 ms. Allocated memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: 462.4 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 87.0 MB). Peak memory consumption was 549.4 MB. Max. memory is 7.1 GB. [2018-10-04 10:41:27,668 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 1 quantified variables from 2 xjuncts. * 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 43.90 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 22.83 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 384.42 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 236888.60 ms. Allocated memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: 462.4 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 87.0 MB). Peak memory consumption was 549.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/array3.i_4.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_10-41-27-683.csv Completed graceful shutdown