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/gr2006.c.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f-m [2018-10-04 14:55:29,094 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 14:55:29,097 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 14:55:29,111 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 14:55:29,112 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 14:55:29,113 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 14:55:29,114 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 14:55:29,116 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 14:55:29,118 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 14:55:29,118 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 14:55:29,119 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 14:55:29,120 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 14:55:29,121 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 14:55:29,122 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 14:55:29,123 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 14:55:29,124 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 14:55:29,125 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 14:55:29,126 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 14:55:29,128 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 14:55:29,130 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 14:55:29,131 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 14:55:29,132 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 14:55:29,135 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 14:55:29,135 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 14:55:29,135 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 14:55:29,136 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 14:55:29,137 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 14:55:29,138 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 14:55:29,139 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 14:55:29,140 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 14:55:29,140 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 14:55:29,141 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 14:55:29,141 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 14:55:29,142 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 14:55:29,143 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 14:55:29,143 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 14:55:29,144 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 14:55:29,160 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 14:55:29,160 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 14:55:29,161 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 14:55:29,161 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 14:55:29,162 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 14:55:29,162 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 14:55:29,162 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 14:55:29,163 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 14:55:29,163 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 14:55:29,163 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 14:55:29,163 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 14:55:29,163 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 14:55:29,164 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 14:55:29,164 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 14:55:29,164 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 14:55:29,164 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 14:55:29,164 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 14:55:29,165 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 14:55:29,165 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 14:55:29,165 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 14:55:29,165 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 14:55:29,165 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 14:55:29,166 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 14:55:29,166 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 14:55:29,166 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 14:55:29,166 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 14:55:29,166 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 14:55:29,167 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 14:55:29,167 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 14:55:29,167 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 14:55:29,228 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 14:55:29,247 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 14:55:29,253 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 14:55:29,255 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 14:55:29,255 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 14:55:29,256 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gr2006.c.i_4.bpl [2018-10-04 14:55:29,257 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gr2006.c.i_4.bpl' [2018-10-04 14:55:29,313 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 14:55:29,314 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 14:55:29,315 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 14:55:29,315 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 14:55:29,315 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 14:55:29,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:55:29" (1/1) ... [2018-10-04 14:55:29,351 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:55:29" (1/1) ... [2018-10-04 14:55:29,359 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 14:55:29,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 14:55:29,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 14:55:29,360 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 14:55:29,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:55:29" (1/1) ... [2018-10-04 14:55:29,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:55:29" (1/1) ... [2018-10-04 14:55:29,373 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:55:29" (1/1) ... [2018-10-04 14:55:29,373 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:55:29" (1/1) ... [2018-10-04 14:55:29,378 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:55:29" (1/1) ... [2018-10-04 14:55:29,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:55:29" (1/1) ... [2018-10-04 14:55:29,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:55:29" (1/1) ... [2018-10-04 14:55:29,384 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 14:55:29,385 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 14:55:29,385 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 14:55:29,386 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 14:55:29,387 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:55:29" (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 14:55:29,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 14:55:29,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 14:55:29,800 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 14:55:29,801 INFO L202 PluginConnector]: Adding new model gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 02:55:29 BoogieIcfgContainer [2018-10-04 14:55:29,801 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 14:55:29,802 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 14:55:29,802 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 14:55:29,815 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 14:55:29,816 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 02:55:29" (1/1) ... [2018-10-04 14:55:29,833 INFO L108 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 14:55:29,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:29,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-04 14:55:29,889 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-04 14:55:29,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 14:55:29,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:30,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:30,222 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 14:55:30,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:30,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-04 14:55:30,537 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-04 14:55:30,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:30,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:30,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:30,691 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 14:55:31,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:31,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2018-10-04 14:55:31,464 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2018-10-04 14:55:31,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:55:31,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:31,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:31,568 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:32,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:32,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2018-10-04 14:55:32,546 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2018-10-04 14:55:32,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 14:55:32,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:32,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:32,683 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:33,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:33,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2018-10-04 14:55:33,046 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2018-10-04 14:55:33,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 14:55:33,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:33,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:33,208 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:34,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:34,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2018-10-04 14:55:34,221 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2018-10-04 14:55:34,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 14:55:34,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:34,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:34,359 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:35,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:35,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2018-10-04 14:55:35,294 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2018-10-04 14:55:35,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 14:55:35,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:35,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:35,406 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:35,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:35,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-10-04 14:55:35,827 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-10-04 14:55:35,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 14:55:35,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:35,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:35,972 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:36,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:36,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2018-10-04 14:55:36,414 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2018-10-04 14:55:36,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 14:55:36,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:36,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:36,551 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:37,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:37,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2018-10-04 14:55:37,057 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2018-10-04 14:55:37,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 14:55:37,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:37,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:37,198 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:37,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:37,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2018-10-04 14:55:37,762 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2018-10-04 14:55:37,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 14:55:37,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:37,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:38,095 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:38,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:38,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-10-04 14:55:38,633 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-10-04 14:55:38,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 14:55:38,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:38,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:38,848 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:39,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:39,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2018-10-04 14:55:39,332 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2018-10-04 14:55:39,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 14:55:39,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:39,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:39,490 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:40,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:40,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2018-10-04 14:55:40,108 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2018-10-04 14:55:40,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 14:55:40,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:40,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:40,542 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:41,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:41,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2018-10-04 14:55:41,220 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2018-10-04 14:55:41,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 14:55:41,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:41,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:41,379 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:42,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:42,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2018-10-04 14:55:42,168 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2018-10-04 14:55:42,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 14:55:42,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:42,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:42,360 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:43,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:43,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2018-10-04 14:55:43,086 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2018-10-04 14:55:43,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 14:55:43,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:43,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:43,405 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:45,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:45,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2018-10-04 14:55:45,233 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2018-10-04 14:55:45,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 14:55:45,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:45,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:46,038 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:47,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:47,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2018-10-04 14:55:47,302 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2018-10-04 14:55:47,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 14:55:47,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:47,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:47,485 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:48,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:48,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2018-10-04 14:55:48,272 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2018-10-04 14:55:48,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 14:55:48,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:48,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:49,253 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:51,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:51,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2018-10-04 14:55:51,596 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2018-10-04 14:55:51,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 14:55:51,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:51,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:51,871 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:52,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:52,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2018-10-04 14:55:52,663 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2018-10-04 14:55:52,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 14:55:52,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:52,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:53,085 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:54,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:54,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 49 states and 73 transitions. [2018-10-04 14:55:54,777 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2018-10-04 14:55:54,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 14:55:54,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:54,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:55,018 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:55,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:55,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2018-10-04 14:55:55,953 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2018-10-04 14:55:55,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 14:55:55,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:55,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:56,127 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:57,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:57,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 79 transitions. [2018-10-04 14:55:57,065 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2018-10-04 14:55:57,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 14:55:57,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:57,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:57,260 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:58,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:58,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 55 states and 82 transitions. [2018-10-04 14:55:58,181 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 82 transitions. [2018-10-04 14:55:58,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 14:55:58,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:58,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:58,442 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:59,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:59,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 57 states and 85 transitions. [2018-10-04 14:55:59,525 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2018-10-04 14:55:59,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 14:55:59,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:59,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:59,714 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:00,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:00,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 88 transitions. [2018-10-04 14:56:00,667 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 88 transitions. [2018-10-04 14:56:00,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 14:56:00,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:00,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:01,702 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:02,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:02,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 61 states and 91 transitions. [2018-10-04 14:56:02,736 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 91 transitions. [2018-10-04 14:56:02,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 14:56:02,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:02,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:03,164 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:04,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:04,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 63 states and 94 transitions. [2018-10-04 14:56:04,364 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 94 transitions. [2018-10-04 14:56:04,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 14:56:04,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:04,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:04,659 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:05,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:05,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 65 states and 97 transitions. [2018-10-04 14:56:05,820 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2018-10-04 14:56:05,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 14:56:05,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:05,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:06,197 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:07,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:07,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 67 states and 100 transitions. [2018-10-04 14:56:07,457 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2018-10-04 14:56:07,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-04 14:56:07,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:07,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:07,736 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:08,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:08,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 69 states and 103 transitions. [2018-10-04 14:56:08,976 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 103 transitions. [2018-10-04 14:56:08,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-04 14:56:08,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:08,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:09,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:10,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:10,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 71 states and 106 transitions. [2018-10-04 14:56:10,788 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 106 transitions. [2018-10-04 14:56:10,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-04 14:56:10,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:10,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:11,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:12,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:12,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 73 states and 109 transitions. [2018-10-04 14:56:12,503 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 109 transitions. [2018-10-04 14:56:12,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-04 14:56:12,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:12,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:12,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:14,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:14,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 75 states and 112 transitions. [2018-10-04 14:56:14,359 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 112 transitions. [2018-10-04 14:56:14,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-04 14:56:14,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:14,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:14,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:16,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:16,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 77 states and 115 transitions. [2018-10-04 14:56:16,308 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 115 transitions. [2018-10-04 14:56:16,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-04 14:56:16,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:16,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:17,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:18,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:18,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 118 transitions. [2018-10-04 14:56:18,777 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2018-10-04 14:56:18,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-04 14:56:18,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:18,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:19,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:20,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:20,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 81 states and 121 transitions. [2018-10-04 14:56:20,939 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 121 transitions. [2018-10-04 14:56:20,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-04 14:56:20,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:20,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:21,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:22,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:22,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 83 states and 124 transitions. [2018-10-04 14:56:22,920 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 124 transitions. [2018-10-04 14:56:22,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-04 14:56:22,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:22,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:23,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:25,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:25,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 85 states and 127 transitions. [2018-10-04 14:56:25,283 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 127 transitions. [2018-10-04 14:56:25,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-04 14:56:25,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:25,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:25,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:27,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:27,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 87 states and 130 transitions. [2018-10-04 14:56:27,569 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 130 transitions. [2018-10-04 14:56:27,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-04 14:56:27,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:27,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:28,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:30,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:30,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2018-10-04 14:56:30,649 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2018-10-04 14:56:30,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-04 14:56:30,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:30,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:32,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:34,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:34,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 91 states and 136 transitions. [2018-10-04 14:56:34,140 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 136 transitions. [2018-10-04 14:56:34,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-04 14:56:34,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:34,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:34,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:37,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:37,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 93 states and 139 transitions. [2018-10-04 14:56:37,019 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2018-10-04 14:56:37,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-04 14:56:37,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:37,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:37,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:40,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:40,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 95 states and 142 transitions. [2018-10-04 14:56:40,504 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2018-10-04 14:56:40,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-04 14:56:40,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:40,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:44,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:46,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:46,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 97 states and 145 transitions. [2018-10-04 14:56:46,480 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 145 transitions. [2018-10-04 14:56:46,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-04 14:56:46,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:46,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:46,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:49,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:49,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 99 states and 148 transitions. [2018-10-04 14:56:49,145 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 148 transitions. [2018-10-04 14:56:49,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-04 14:56:49,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:49,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:49,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:51,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:51,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 101 states and 151 transitions. [2018-10-04 14:56:51,809 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 151 transitions. [2018-10-04 14:56:51,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-04 14:56:51,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:52,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:54,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:54,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 103 states and 154 transitions. [2018-10-04 14:56:54,644 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 154 transitions. [2018-10-04 14:56:54,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-04 14:56:54,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:54,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:55,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:58,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:58,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 105 states and 157 transitions. [2018-10-04 14:56:58,034 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 157 transitions. [2018-10-04 14:56:58,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-04 14:56:58,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:58,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:58,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:02,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:02,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 108 states and 160 transitions. [2018-10-04 14:57:02,029 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 160 transitions. [2018-10-04 14:57:02,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-04 14:57:02,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:02,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:03,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:11,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:11,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 112 states and 165 transitions. [2018-10-04 14:57:11,536 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 165 transitions. [2018-10-04 14:57:11,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-04 14:57:11,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:11,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:13,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:30,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:30,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 147 states and 201 transitions. [2018-10-04 14:57:30,379 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 201 transitions. [2018-10-04 14:57:30,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-04 14:57:30,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:30,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:31,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:34,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:34,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 149 states and 203 transitions. [2018-10-04 14:57:34,573 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 203 transitions. [2018-10-04 14:57:34,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-04 14:57:34,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:34,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:35,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:38,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:38,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 151 states and 205 transitions. [2018-10-04 14:57:38,941 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 205 transitions. [2018-10-04 14:57:38,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-04 14:57:38,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:38,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:39,824 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:43,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:43,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 153 states and 207 transitions. [2018-10-04 14:57:43,433 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 207 transitions. [2018-10-04 14:57:43,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-04 14:57:43,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:43,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:44,235 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:48,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:48,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 155 states and 209 transitions. [2018-10-04 14:57:48,054 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 209 transitions. [2018-10-04 14:57:48,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-04 14:57:48,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:48,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:49,173 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:53,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:53,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 157 states and 211 transitions. [2018-10-04 14:57:53,183 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 211 transitions. [2018-10-04 14:57:53,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-04 14:57:53,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:53,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:53,979 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:58,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:58,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 159 states and 213 transitions. [2018-10-04 14:57:58,277 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 213 transitions. [2018-10-04 14:57:58,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-04 14:57:58,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:58,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:59,112 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:03,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:03,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 161 states and 215 transitions. [2018-10-04 14:58:03,702 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 215 transitions. [2018-10-04 14:58:03,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-04 14:58:03,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:03,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:04,896 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:09,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:09,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 163 states and 217 transitions. [2018-10-04 14:58:09,635 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 217 transitions. [2018-10-04 14:58:09,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-04 14:58:09,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:09,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:10,606 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:15,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:15,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 165 states and 219 transitions. [2018-10-04 14:58:15,521 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 219 transitions. [2018-10-04 14:58:15,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-04 14:58:15,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:15,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:16,369 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:21,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:21,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 167 states and 221 transitions. [2018-10-04 14:58:21,851 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 221 transitions. [2018-10-04 14:58:21,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-04 14:58:21,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:22,679 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:28,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:28,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 169 states and 223 transitions. [2018-10-04 14:58:28,377 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 223 transitions. [2018-10-04 14:58:28,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-04 14:58:28,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:28,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:36,427 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown